Cheap flights from Kathmandu to Singapore from S$ 290
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2-10. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SIN
3 Oct — 10 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Singapore Changi are usually found in March or August, booked 76 days in advance, depart on a Tuesday or Friday and return on a Tuesday
Cheap flight deals from Kathmandu to Singapore
Enter your travel dates to find the best prices.
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Best
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Cheapest flights from Kathmandu to Singapore
Explore the most affordable flight options available from Kathmandu to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 September 2026.
Sat 26-907:35 -
1 stop26h 20m
Sat 26-1221:00 -
2 stops19h 10m
Deal found 31-8S$ 597
Mon 12-1013:15 -
1 stop27h 25m
Wed 21-1009:45 -
1 stop28h 45m
Deal found 1-9S$ 608
Wed 9-920:50 -
1 stop18h 40m
Fri 11-901:10 -
1 stop11h 50m
Deal found 1-9S$ 609
Thu 3-916:40 -
1 stop22h 50m
Wed 18-1109:40 -
1 stop28h 25m
Deal found 1-9S$ 626
Mon 12-1006:30 -
1 stop13h 00m
Wed 21-1008:25 -
1 stop24h 25m
Deal found 30-8S$ 631
Fri 25-921:10 -
1 stop12h 45m
Thu 24-1213:10 -
1 stop19h 40m
Deal found 30-8S$ 634
Mon 21-920:50 -
1 stop18h 40m
Tue 20-1019:45 -
1 stop20h 40m
Deal found 31-8S$ 639
Best flights from Kathmandu to Singapore
Discover carefully curated flight deals from Kathmandu to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 September 2026.
Fri 25-921:10 -
1 stop12h 45m
Thu 24-1213:10 -
1 stop19h 40m
Deal found 29-8S$ 672
Sun 17-122:45 -
1 stop9h 30m
Mon 18-113:40 -
1 stop10h 20m
Deal found 1-9S$ 761
Mon 19-1000:25 -
2 stops21h 25m
Sat 24-1017:00 -
2 stops18h 20m
Deal found 30-8S$ 791
Fri 25-923:10 -
Nonstop4h 50m
Thu 24-1218:55 -
Nonstop5h 10m
Deal found 29-8S$ 810
Sat 16-113:00 -
1 stop8h 10m
Mon 18-118:55 -
2 stops19h 20m
Deal found 1-9S$ 793
Mon 12-1023:10 -
Nonstop4h 50m
Wed 21-1018:50 -
Nonstop4h 55m
Deal found 30-8S$ 911
Tue 20-1022:50 -
Nonstop5h 10m
Fri 23-1018:50 -
Nonstop4h 55m
Deal found 30-8S$ 967
Sun 1-1122:55 -
Nonstop5h 05m
Thu 5-1121:40 -
1 stop18h 40m
Deal found 31-8S$ 1,065
Wed 21-1023:10 -
Nonstop4h 50m
Sun 25-1018:55 -
Nonstop5h 10m
Deal found 29-8S$ 1,038
Wed 14-1023:10 -
Nonstop4h 50m
Mon 19-1018:50 -
Nonstop4h 55m
Deal found 31-8S$ 1,220
Direct flights from Kathmandu to Singapore
Explore direct flight options from Kathmandu to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 September 2026.
Thu 14-122:55 -
Nonstop5h 05m
Mon 18-118:55 -
Nonstop5h 10m
Deal found 1-9S$ 735
Fri 25-923:10 -
Nonstop4h 50m
Thu 24-1218:55 -
Nonstop5h 10m
Deal found 30-8S$ 808
Sun 20-1222:55 -
Nonstop5h 05m
Sun 27-1218:55 -
Nonstop5h 10m
Deal found 31-8S$ 812
Sat 26-922:50 -
Nonstop5h 10m
Sat 26-1218:55 -
Nonstop5h 10m
Deal found 31-8S$ 858
Thu 15-1022:50 -
Nonstop5h 10m
Thu 22-1018:50 -
Nonstop4h 55m
Deal found 30-8S$ 879
Mon 12-1023:10 -
Nonstop4h 50m
Wed 21-1018:50 -
Nonstop4h 55m
Deal found 30-8S$ 911
Last-minute flights from Kathmandu to Singapore
Discover last-minute flight deals from Kathmandu to Singapore. Data last updated 3 September 2026 and is based on user searches.
Wed 9-920:50 -
1 stop18h 40m
Fri 11-901:10 -
1 stop11h 50m
Deal found 1-9S$ 609
Wed 9-922:50 -
Nonstop5h 10m
Sat 12-918:50 -
Nonstop4h 55m
Deal found 1-9S$ 1,277
Wed 9-918:00 -
2 stops22h 00m
Sat 12-919:15 -
2 stops21h 15m
Deal found 1-9S$ 2,882
One-way flights from Kathmandu to Singapore
Search for one-way flight options from Kathmandu to Singapore. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.
Fri 2-1023:10 -
Nonstop4h 50m
Deal found 2-9S$ 290
Fri 9-1023:10 -
Nonstop4h 50m
Deal found 30-8S$ 296
Sun 13-915:10 -
1 stop23h 55m
Deal found 2-9S$ 303
Tue 22-915:10 -
1 stop23h 55m
Deal found 30-8S$ 307
Tue 22-922:50 -
Nonstop5h 10m
Deal found 30-8S$ 322
Mon 7-915:10 -
1 stop23h 55m
Deal found 30-8S$ 326
Tue 8-916:40 -
1 stop22h 50m
Deal found 30-8S$ 338
Thu 8-1010:50 -
1 stop28h 40m
Deal found 1-9S$ 346
Fri 9-1014:05 -
1 stop25h 25m
Deal found 30-8S$ 347
Mon 21-1217:10 -
1 stop26h 30m
Deal found 31-8S$ 350
Fri 16-1014:05 -
1 stop25h 25m
Deal found 31-8S$ 351
Find flight deals from Kathmandu to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 September 2026.
Customise your flight search to find flights from Kathmandu to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 3 September 2026.
Use the filters below to find and compare flights from Kathmandu to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Fri 25-9
21:10-12:10
1 stop12h 45m
Singapore Changi
Thu 24-12
13:10-06:35
1 stop19h 40m
S$ 672
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Sun 17-1
22:45-10:30
1 stop9h 30m
Singapore Changi
Mon 18-1
13:40-21:45
1 stop10h 20m
S$ 761
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Mon 19-10
00:25-00:05
2 stops21h 25m
Singapore Changi
Sat 24-10
17:00-09:05
2 stops18h 20m
S$ 791
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Sat 16-1
13:00-23:25
1 stop8h 10m
Singapore Changi
Mon 18-1
18:55-12:00
2 stops19h 20m
S$ 793
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Fri 25-9
23:10-06:15
Nonstop4h 50m
Singapore Changi
Thu 24-12
18:55-21:50
Nonstop5h 10m
S$ 810
Fastest return journey
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Mon 12-10
23:10-06:15
Nonstop4h 50m
Singapore Changi
Wed 21-10
18:50-21:30
Nonstop4h 55m
S$ 911
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Tue 20-10
22:50-06:15
Nonstop5h 10m
Singapore Changi
Fri 23-10
18:50-21:30
Nonstop4h 55m
S$ 967
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Wed 21-10
23:10-06:15
Nonstop4h 50m
Singapore Changi
Sun 25-10
18:55-21:50
Nonstop5h 10m
S$ 1,038
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Sun 1-11
22:55-06:15
Nonstop5h 05m
Singapore Changi
Thu 5-11
21:40-14:05
1 stop18h 40m
S$ 1,065
KathmanduSingapore
KTM Kathmandu Tribhuvan - SIN Singapore Changi
KTMSIN
Kathmandu Tribhuvan
Wed 14-10
23:10-06:15
Nonstop4h 50m
Singapore Changi
Mon 19-10
18:50-21:30
Nonstop4h 55m
S$ 1,220
Flights are sorted by cheapest return flights first.
Deals found on 2-9
Showing 1-10 of 22 resultsSorted by cheapest first
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2
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Best time to book a flight from Kathmandu to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Kathmandu with our price prediction graph.
KTM-SIN
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Kathmandu to Singapore
Prices
Airlines
Delays
More
How far ahead should I book a flight from Kathmandu to Singapore?
To ensure you get the cheapest price possible for a flight from Kathmandu to Singapore, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Kathmandu to Singapore?
Currently, March is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of S$ 687). Flying from Kathmandu to Singapore in May is currently the most expensive (average of S$ 1,052). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from KTM to SIN?
Find hourly flight availability from Kathmandu to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 September 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kathmandu to Singapore as you normally would.
How much does it cost for a return flight from Kathmandu to Singapore?
Airfare is below average for this route at the moment.
Kathmandu to Singapore flights typically cost between S$ 658 and S$ 891 in September.The cheapest return price found within the last 5 days was S$ 597 on Air India (26 Sept–26 Dec).
Weekly flight availability from Kathmandu to Singapore
Explore weekly flight availability from Kathmandu to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 September 2026.
The most flights from KTM to SIN are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How often are flights from Kathmandu to Singapore delayed?
About 31% of weekly flights between Kathmandu and Singapore have experienced delays in the past year, with the average delay time being 94 minutes.
What is the most punctual flight time for Kathmandu to Singapore flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Kathmandu to Singapore flights?
Over the past year, Singapore Airlines have had the lowest number of delays on this route, with just 31% of flights being delayed.
What’s the top stopover airport for flights from Kathmandu to Singapore?
Share of one-stop return flights from Kathmandu to Singapore chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Bangkok (BKK) – chosen by Cheapflights users on 33% of one-stop itineraries from Kathmandu to Singapore on Cheapflights.
What’s the cheapest stopover airport for flights from Kathmandu to Singapore?
Average return fare for one-stop flights from Kathmandu to Singapore, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Kunming (KMG) is the most affordable one-stop option, with an average return flight price of S$ 638.
What’s the fastest stopover option from Kathmandu to Singapore?
Shortest average travel time for one-stop one-way flights from Kathmandu to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 7h 31m.
Which airport typically offers the quickest stopover for flights from Kathmandu to Singapore?
Average stopover duration for one-stop one-way flights from Kathmandu to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 1h 31m.
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated 3 September 2026.
See what other customers who have flown with Singapore Airlines,Thai Airways, andMalaysia Airlines from Kathmandu to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Related info for your journey
Find useful and relevant information for your journey from Kathmandu to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Kathmandu to Singapore?
Booking a flight from Kathmandu Tribhuvan (KTM) to Singapore Changi (SIN) is your only option if you wish to fly from Kathmandu to Singapore. On a typical day, there are 2 flights from Tribhuvan to Changi, all of which are around 4h 50m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Tribhuvan to Singapore.
How popular is this Kathmandu to Singapore flight route?
Flights from Kathmandu Tribhuvan to Singapore Changi have been viewed 136 times in the past calendar month.
How long is the flight from Kathmandu to Singapore?
For as low as S$ 761, Air India can have you in Singapore from Kathmandu in 9h 30m. The distance between Kathmandu and Singapore is about 3534 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Kathmandu to Singapore round-trip?
Flying on Air India is currently your cheapest option to Singapore, with prices starting at S$ 421. Additional round-trip tickets that might be worth considering are offered by IndiGo and Singapore Airlines, with the lowest prices starting at S$ 583 and S$ 624, respectively. These flights start at 46% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Kathmandu to Singapore one-way?
The cheapet airlines for a one-way flight from Kathmandu to Singapore are Malaysia Airlines (S$ 322), Singapore Airlines (S$ 332), and Thai Airways (S$ 341).
What are the cheapest flights from Kathmandu to Singapore?
While on average a flight from Kathmandu to Singapore is generally S$ 678, our data shows the cheapest flight currently is S$ 282. When looking at the most popular route, (Kathmandu Tribhuvan - Singapore Changi), you can expect to pay S$ 609 for that flight.
Can I find deals for business class flights from Kathmandu to Singapore?
Yes. Cheapflights offers flight deals from Kathmandu to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Kathmandu to Singapore?
Currently, March is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of S$ 687). Flying from Kathmandu to Singapore in May is currently the most expensive (average of S$ 1,052). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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Fly from Kathmandu to Singapore on these airlines
Choose from the following airlines for your flight from Kathmandu to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
Discover the top 5 airlines that operate flights from Kathmandu to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 3 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Kathmandu to Singapore?
Cheapflights helps you search for flights from Kathmandu to Singapore via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Singapore?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Singapore from Kathmandu.
Can Cheapflights find flights from Kathmandu to Singapore with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Kathmandu to Singapore flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Kathmandu to Singapore become cheaper?
Not ready to book yet? You can track prices for flights from Kathmandu to Singapore on Cheapflights with our Price Alert feature and get notified when better prices are available.
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