Cheap flights from Kathmandu to Singapore from S$ 163

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 15-7. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SIN
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Singapore Changi are usually found in July or June, booked 61 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Kathmandu to Singapore

Enter your travel dates to find the best prices.

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 27 February 2026.

Fri 20-315:10
KTM
-
SIN
2 stops13h 40m
Multiple Airlines
Tue 24-321:30
SIN
-
KTM
1 stop18h 50m
Multiple Airlines
Deal found 23-2S$ 469
Sun 12-416:40
KTM
-
SIN
2 stops25h 50m
Multiple Airlines
Thu 16-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 26-2S$ 478
Wed 4-306:35
KTM
-
SIN
2 stops29h 20m
Multiple Airlines
Fri 20-320:00
SIN
-
KTM
1 stop16h 05m
Multiple Airlines
Deal found 23-2S$ 486
Tue 7-407:35
KTM
-
SIN
2 stops24h 05m
Multiple Airlines
Thu 16-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 26-2S$ 488
Tue 7-407:35
KTM
-
SIN
2 stops24h 05m
Multiple Airlines
Tue 14-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 26-2S$ 490
Fri 13-315:10
KTM
-
SIN
1 stop17h 55m
Multiple Airlines
Sat 21-323:00
SIN
-
KTM
1 stop13h 05m
Multiple Airlines
Deal found 26-2S$ 492
Mon 13-414:15
KTM
-
SIN
2 stops14h 45m
Multiple Airlines
Thu 16-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 26-2S$ 495
Mon 9-315:00
KTM
-
SIN
2 stops22h 45m
Multiple Airlines
Wed 25-322:30
SIN
-
KTM
2 stops17h 15m
Multiple Airlines
Deal found 26-2S$ 500
Fri 1-514:15
KTM
-
SIN
1 stop28h 00m
Multiple Airlines
Wed 6-513:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 24-2S$ 503

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 27 February 2026.

Round-trip from

S$ 469

One-way from

S$ 163

Popular in

May

Cheapest in

July

Average price

S$ 766

Good round-trip deal

S$ 566 or less

Good one-way deal

S$ 589 or less
Thai Lion Air
  • Thai Lion Air
  • 20-3-24-3
  • 3 total stops
  • 32h 30m total
  • Kathmandu to Singapore
15-7
  • 15-7
  • 1 total stop
  • 17h 55m total
  • Kathmandu to Singapore
Highest demand for flights based on searches. 2% potential increase in price (S$ 20 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (S$ 18 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Kathmandu Tribhuvan to Singapore Changi.
Price to beat on a one-way flight from Kathmandu Tribhuvan to Singapore Changi.

Cheapflights Fare Finder

 
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 27 February 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

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Fri 13-3

15:10-11:20

1 stop17h 55m

Singapore Changi

Sat 21-3

23:00-09:50

1 stop13h 05m

S$ 497

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Fri 27-3

15:10-20:30

1 stop27h 05m

Singapore Changi

Wed 1-4

23:00-09:50

1 stop13h 05m

S$ 521

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sun 16-8

22:45-10:15

1 stop9h 15m

Singapore Changi

Fri 21-8

06:20-12:00

1 stop7h 55m

S$ 531

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sun 8-3

07:35-17:40

2 stops31h 50m

Singapore Changi

Sun 22-3

21:15-13:30

2 stops18h 30m

S$ 533

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Thu 2-4

17:30-09:55

2 stops14h 10m

Singapore Changi

Tue 7-4

13:10-23:00

1 stop12h 05m

S$ 533

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Thu 2-4

13:15-08:30

1 stop17h 00m

Singapore Changi

Tue 7-4

09:45-12:40

1 stop29h 10m

S$ 586

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Fri 27-3

21:25-07:05

1 stop7h 25m

Singapore Changi

Thu 2-4

23:00-09:50

1 stop13h 05m

S$ 643

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Mon 13-4

22:45-10:15

1 stop9h 15m

Singapore Changi

Wed 15-4

06:20-12:00

1 stop7h 55m

S$ 767

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Fri 1-5

22:50-06:15

Nonstop5h 10m

Singapore Changi

Wed 6-5

18:50-21:30

Nonstop4h 55m

S$ 780

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Wed 25-3

17:00-22:00

3 stops26h 45m

Singapore Changi

Sat 28-3

02:30-14:35

1 stop14h 20m

S$ 809

Flights are sorted by cheapest return flights first.

Deals found on 23-2

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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

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 20 February 2026.

To ensure you get the cheapest price possible for a flight from Kathmandu to Singapore, you should look to book at least 61 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$ 428). Flying from Kathmandu to Singapore in September is currently the most expensive (average of S$ 618). 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 27 February 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?

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 27 February 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.

Boarding

8.3

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Boarding

8.3

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Boarding

8.3

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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?

  • How long is the flight from Kathmandu to Singapore?

    For as low as S$ 531, Malaysia Airlines can have you in Singapore from Kathmandu in 9h 15m. The distance between Kathmandu and Singapore is about 3534 km.

  • 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$ 375. Another option worth looking into is Singapore Airlines, starting at S$ 520 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$ 320), Singapore Airlines (S$ 329), and Air India (S$ 349).

  • What are the cheapest flights from Kathmandu to Singapore?

    While on average a flight from Kathmandu to Singapore is generally S$ 645, our data shows the cheapest flight currently is S$ 502. When looking at the most popular route, (Kathmandu Tribhuvan - Singapore Changi), you can expect to pay S$ 476 for that flight.

  • Can I find deals for flights from Kathmandu to Singapore that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Singapore.

  • 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$ 428). Flying from Kathmandu to Singapore in September is currently the most expensive (average of S$ 618). 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.

See more FAQs

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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 27 February 2026.

Top 2 airlines flying from Kathmandu to Singapore

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 27 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapestS$ 375AverageS$ 750FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Singapore AirlinesCheapestS$ 520AverageS$ 731FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Kathmandu to Singapore?

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Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Singapore?

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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.

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