Cheap flights from Kathmandu to Singapore from S$ 248
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 13-2. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SIN
1 Feb — 8 Feb1
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 July or June, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Kathmandu to Singapore
Enter your travel dates to find the best prices.
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 2 January 2026.
Mon 2-214:45KTM - SIN
1 stop11h 40mMultiple Airlines
Sun 8-210:15SIN - KTM
2 stops16h 15mMultiple Airlines
Deal found 1-1S$ 447
Thu 15-114:55KTM - SIN
2 stops19h 25mAir India
Sun 1-223:00SIN - KTM
1 stop9h 50mAir India
Deal found 1-1S$ 555
Mon 12-117:10KTM - SIN
1 stop22h 20mMultiple Airlines
Tue 13-123:00SIN - KTM
1 stop9h 50mMultiple Airlines
Deal found 1-1S$ 491
Mon 2-215:10KTM - SIN
1 stop17h 05mMultiple Airlines
Sat 7-220:00SIN - KTM
1 stop12h 50mMultiple Airlines
Deal found 1-1S$ 496
Fri 13-210:05KTM - SIN
2 stops18h 20mMultiple Airlines
Thu 19-208:20SIN - KTM
1 stop14h 00mMultiple Airlines
Deal found 1-1S$ 507
Sat 14-221:05KTM - SIN
2 stops31h 20mMultiple Airlines
Sat 21-208:20SIN - KTM
1 stop10h 25mMultiple Airlines
Deal found 31-12S$ 509
Thu 15-114:30KTM - SIN
1 stop17h 30mMultiple Airlines
Sun 1-223:00SIN - KTM
1 stop9h 50mMultiple Airlines
Deal found 1-1S$ 536
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 2 January 2026.
Wed 25-223:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Mon 2-318:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 1-1S$ 754
Thu 15-123:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Sat 24-118:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 31-12S$ 764
Mon 13-422:50KTM - SIN
Nonstop5h 10mSingapore Airlines
Mon 20-418:55SIN - KTM
Nonstop5h 05mSingapore Airlines
Deal found 31-12S$ 766
Mon 2-223:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Sun 8-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 31-12S$ 781
Fri 13-223:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Thu 19-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 1-1S$ 811
Thu 15-123:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Sun 1-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 1-1S$ 817
Thu 29-123:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Thu 5-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 31-12S$ 818
Sat 14-223:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Sat 21-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 31-12S$ 939
Mon 23-223:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Fri 27-218:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 1-1S$ 949
Last-minute flights from Kathmandu to Singapore
Discover last-minute flight deals from Kathmandu to Singapore. Data last updated 2 January 2026 and is based on user searches.
Tue 6-110:50KTM - SIN
1 stop28h 40mMultiple Airlines
Fri 9-108:20SIN - KTM
1 stop18h 10mMultiple Airlines
Deal found 31-12S$ 578
Tue 6-114:55KTM - SIN
2 stops16h 05mAir India
Fri 9-116:25SIN - KTM
2 stops16h 25mAir India
Deal found 31-12S$ 3,345
Fri 9-115:10KTM - SIN
1 stop17h 05mMultiple Airlines
Mon 12-111:15SIN - KTM
1 stop28h 30mMultiple Airlines
Deal found 1-1S$ 527
Fri 9-123:00KTM - SIN
Nonstop5h 00mSingapore Airlines
Mon 12-118:55SIN - KTM
Nonstop5h 10mSingapore Airlines
Deal found 1-1S$ 2,053
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 2 January 2026.
Fri 13-215:10KTM - SIN
1 stop17h 05mThai AirAsia
Deal found 1-1S$ 248
Mon 9-215:10KTM - SIN
1 stop17h 05mThai AirAsia
Deal found 31-12S$ 254
Sun 15-215:10KTM - SIN
1 stop27h 05mMultiple Airlines
Deal found 31-12S$ 257
Mon 16-215:10KTM - SIN
1 stop17h 05mThai AirAsia
Deal found 31-12S$ 261
Fri 13-221:05KTM - SIN
2 stops22h 10mMultiple Airlines
Deal found 1-1S$ 267
Sun 11-117:10KTM - SIN
1 stop22h 20mIndiGo
Deal found 1-1S$ 270
Wed 14-115:10KTM - SIN
1 stop17h 55mMultiple Airlines
Deal found 1-1S$ 272
Sat 14-221:05KTM - SIN
2 stops14h 00mMultiple Airlines
Deal found 31-12S$ 274
Fri 9-115:10KTM - SIN
1 stop18h 10mMultiple Airlines
Deal found 1-1S$ 280
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 2 January 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 200,618 searches. Data last updated 2 January 2026.
Use the filters below to find and compare flights from Kathmandu to Singapore that are best for you.
Fly from
Kathmandu
Fly to
Singapore
Route
Depart
Return
Price
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Mon 2-2
14:45-04:40
1 stop11h 40m
Singapore Changi
Sun 8-2
10:15-00:15
2 stops16h 15m
S$ 447
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Mon 12-1
17:10-17:45
1 stop22h 20m
Singapore Changi
Tue 13-1
23:00-06:35
1 stop9h 50m
S$ 491
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Mon 2-2
15:10-10:30
1 stop17h 05m
Singapore Changi
Sat 7-2
20:00-06:35
1 stop12h 50m
S$ 496
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Fri 13-2
10:05-06:40
2 stops18h 20m
Singapore Changi
Thu 19-2
08:20-20:05
1 stop14h 00m
S$ 507
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Sat 14-2
21:05-06:40
2 stops31h 20m
Singapore Changi
Sat 21-2
08:20-16:30
1 stop10h 25m
S$ 509
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Thu 15-1
14:30-10:15
1 stop17h 30m
Singapore Changi
Sun 1-2
23:00-06:35
1 stop9h 50m
S$ 536
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Thu 15-1
14:55-12:35
2 stops19h 25m
Singapore Changi
Sun 1-2
23:00-06:35
1 stop9h 50m
S$ 555
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Mon 9-2
15:10-10:30
1 stop17h 05m
S$ 254
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Sun 15-2
15:10-20:30
1 stop27h 05m
S$ 257
KathmanduSingapore
KTM - SIN
KTMSIN
Kathmandu Tribhuvan
Fri 13-2
15:10-10:30
1 stop17h 05m
S$ 258
Flights are sorted by cheapest return flights first.
Deals found on 30-12
Showing 1-10 of 16 results
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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.
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?
Use this chart to determine the optimal time to book a return flight from Kathmandu to Singapore. Price data was last updated on 26 December 2025.
To ensure you get the cheapest price possible for a flight from Kathmandu to Singapore, you should look to book at least 49 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, July is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of S$ 438). Flying from Kathmandu to Singapore in December is currently the most expensive (average of S$ 610). 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 2 January 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?
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 2 January 2026.
The most flights from KTM to SIN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How often are flights from Kathmandu to Singapore delayed?
About 48% of weekly flights between Kathmandu and Singapore have experienced delays in the past year, with the average delay time being 95 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 in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday 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 48% 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 41% 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.
Colombo (CMB) is the most affordable one-stop option, with an average return flight price of S$ 542.
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 53m.
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 2h 05m.
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 2 January 2026.
See what other customers who have flown with Singapore Airlines and Thai Airways 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.
Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
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 is 1 flight from Tribhuvan to Changi, all of which are around 4h 50m for a nonstop flight. You can also purchase a plane ticket from 2 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 134 times in the past calendar month.
What are the cheapest airlines flying from Kathmandu to Singapore round-trip?
Flying on Thai Airways is currently your cheapest option to Singapore, with prices starting at S$ 381. Another option worth looking into is Singapore Airlines, starting at S$ 584 round trip. These flights start at 50% 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$ 314), Singapore Airlines (S$ 316), and Batik Air (S$ 357).
What are the cheapest flights from Kathmandu to Singapore?
While on average a flight from Kathmandu to Singapore is generally S$ 631, our data shows the cheapest flight currently is S$ 414. When looking at the most popular route, (Kathmandu Tribhuvan - Singapore Changi), you can expect to pay S$ 435 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, July is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of S$ 438). Flying from Kathmandu to Singapore in December is currently the most expensive (average of S$ 610). 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.
Browse thousands of different options on Cheapflights for your next trip
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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 2 January 2026.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 January 2026.
Discover the top 2 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 200,618 searches. Data last updated 2 January 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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