Cheap flights from Singapore to Kathmandu from S$ 254

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 18-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — KTM
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to Kathmandu Tribhuvan are usually found in March or July, booked 73 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Singapore to Kathmandu

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Kathmandu
Explore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Thu 25-608:45
SIN
-
KTM
2 stops17h 35m
Air India
Wed 8-706:45
KTM
-
SIN
1 stop12h 45m
Air India
Deal found 10-5S$ 581
Wed 27-521:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Mon 8-614:55
KTM
-
SIN
2 stops38h 35m
Multiple Airlines
Deal found 11-5S$ 589
Wed 27-521:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Fri 5-614:55
KTM
-
SIN
2 stops25h 20m
Multiple Airlines
Deal found 10-5S$ 596
Wed 27-521:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Tue 9-614:55
KTM
-
SIN
2 stops25h 20m
Multiple Airlines
Deal found 9-5S$ 598
Mon 22-621:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Thu 25-615:10
KTM
-
SIN
1 stop16h 20m
Multiple Airlines
Deal found 11-5S$ 603
Wed 10-621:30
SIN
-
KTM
1 stop25h 20m
Multiple Airlines
Wed 17-615:10
KTM
-
SIN
3 stops35h 30m
Multiple Airlines
Deal found 11-5S$ 605
Wed 27-521:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Wed 3-614:55
KTM
-
SIN
2 stops25h 20m
Multiple Airlines
Deal found 10-5S$ 608
Thu 14-507:55
SIN
-
KTM
1 stop14h 55m
Multiple Airlines
Tue 16-610:50
KTM
-
SIN
2 stops15h 50m
Multiple Airlines
Deal found 8-5S$ 614
Wed 27-521:20
SIN
-
KTM
1 stop17h 45m
Multiple Airlines
Thu 4-614:55
KTM
-
SIN
2 stops25h 20m
Multiple Airlines
Deal found 10-5S$ 615
Thu 14-512:30
SIN
-
KTM
1 stop10h 20m
Multiple Airlines
Sat 13-615:10
KTM
-
SIN
1 stop16h 20m
Multiple Airlines
Deal found 8-5S$ 618
Thu 14-507:55
SIN
-
KTM
1 stop14h 55m
Multiple Airlines
Thu 11-613:45
KTM
-
SIN
1 stop12h 40m
Multiple Airlines
Deal found 8-5S$ 619
Thu 14-507:55
SIN
-
KTM
1 stop14h 55m
Multiple Airlines
Sun 14-614:00
KTM
-
SIN
1 stop25h 05m
Multiple Airlines
Deal found 8-5S$ 622

Find flight deals from Singapore to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Kathmandu (KTM). 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 12 May 2026.

Round-trip from

S$ 581

One-way from

S$ 254

Popular in

February

Cheapest in

March

Average price

S$ 750

Good round-trip deal

S$ 793 or less

Good one-way deal

S$ 618 or less
Air India
  • Air India
  • 25-6-8-7
  • 3 total stops
  • 30h 20m total
  • Singapore to Kathmandu
Batik Air
  • Batik Air
  • 18-5
  • 1 total stop
  • 12h 30m total
  • Singapore to Kathmandu
Highest demand for flights based on searches. 4% potential increase in price (S$ 44 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (S$ 17 potential savings vs. average return price).
Average for round-trip flights in May 2026
Price to beat on a round-trip flight from Singapore Changi to Kathmandu Tribhuvan.
Price to beat on a one-way flight from Singapore Changi to Kathmandu Tribhuvan.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Kathmandu 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 12 May 2026.
Use the filters below to find and compare flights from Singapore to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 17-6

07:55-12:15

2 stops30h 35m

Kathmandu Tribhuvan

Sun 28-6

14:55-18:30

2 stops25h 20m

S$ 662

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Sat 13-6

08:45-13:55

2 stops31h 25m

Kathmandu Tribhuvan

Wed 24-6

14:55-18:30

2 stops25h 20m

S$ 683

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Tue 21-7

17:00-16:05

1 stop25h 20m

Kathmandu Tribhuvan

Thu 23-7

13:50-09:20

1 stop17h 15m

S$ 771

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Tue 28-7

12:30-20:35

1 stop10h 20m

Kathmandu Tribhuvan

Sat 1-8

13:50-09:20

1 stop17h 15m

S$ 823

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 27-5

10:20-16:05

1 stop8h 00m

Kathmandu Tribhuvan

Wed 3-6

13:50-09:20

1 stop17h 15m

S$ 900
Fastest return journey

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Sat 12-9

18:50-21:30

Nonstop4h 55m

Kathmandu Tribhuvan

Sat 26-9

22:50-06:15

Nonstop5h 10m

S$ 916

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Tue 28-7

18:25-15:35

2 stops47h 25m

Kathmandu Tribhuvan

Sat 1-8

16:35-21:55

2 stops27h 05m

S$ 1,011

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 4-11

16:15-16:00

2 stops26h 00m

Kathmandu Tribhuvan

Sun 22-11

17:00-15:00

3 stops43h 45m

S$ 1,037

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 17-6

18:50-21:30

Nonstop4h 55m

Kathmandu Tribhuvan

Sun 28-6

22:50-06:15

Nonstop5h 10m

S$ 1,064

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Mon 2-11

00:25-16:00

2 stops17h 50m

Kathmandu Tribhuvan

Sat 21-11

17:00-15:00

2 stops43h 45m

S$ 1,136

Flights are sorted by cheapest return flights first.

Deals found on 10-5

Showing 1-10 of 21 resultsSorted by cheapest first
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3

Best time to book a flight from Singapore to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Singapore 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 Singapore to Kathmandu

How far ahead should I book a flight from Singapore to Kathmandu?

The price you pay for your flight from Singapore to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Singapore to Kathmandu?

Currently, March is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of S$ 652). Flying from Singapore to Kathmandu in February is currently the most expensive (average of S$ 872). 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 SIN to KTM?

Find hourly flight availability from Singapore to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 May 2026.

When flying from Singapore to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Singapore to Kathmandu?

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated 12 May 2026.
Get a feel of what it's like to fly with Singapore Airlines,Thai Airways, andMalaysia Airlines from Singapore to Kathmandu by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Overall

8.2

Comfort

8.0

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Kathmandu. 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 Singapore to Kathmandu?

    If you wish to fly to Kathmandu from Singapore, then you need to book flights from Singapore Changi to Kathmandu Tribhuvan. There are 2 flights from Changi (SIN) to Tribhuvan (KTM) per day to choose from. Flights to Kathmandu from Changi are available from 8 different airlines, which means you should have some options if you want to compare airfare deals. 4h 55m is how long a nonstop flight from Singapore to Kathmandu Tribhuvan typically takes.

  • How popular is this Singapore to Kathmandu flight route?

  • How long is the flight from Singapore to Kathmandu?

    Departing from Singapore to Kathmandu will take you 25h 20m. There are 3534 km between Singapore and Kathmandu. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Singapore to Kathmandu round-trip?

    According to our current data, Air India (S$ 348), IndiGo (S$ 381), and SriLankan Airlines (S$ 422) offers the cheapest pricing from Singapore to Kathmandu. These flights start at 52% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Singapore to Kathmandu one-way?

    S$ 171 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on Batik Air and Thai Airways, with prices starting from S$ 177 and S$ 296, respectively.

  • What are the cheapest flights from Singapore to Kathmandu?

    The cheapest flight price from Singapore to Kathmandu is S$ 399. On average you can expect to pay S$ 803. The most popular route, (Singapore Changi - Kathmandu Tribhuvan), can usually be booked for S$ 505.

  • Where are the most common stopover locations when flying from Singapore to Kathmandu?

  • What are some popular things to do or see while on a stopover in Bangkok?

    Most Bangkok visitors opt to spend their time experiencing Pratunam, Chatuchak Weekend Market, and Thailand Cultural Center. Pratunam, Chatuchak Weekend Market and Thailand Cultural Center are located about 23.8 km, 24.7 km, and 21.1 km, respectively from Bangkok Suvarnabhumi if you are interested in checking them out. Travellers can book a car rental at Bangkok Suvarnabhumi for about S$ 29 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for Singapore to Kathmandu flights?

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

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

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

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

  • Can I find deals for business class flights from Singapore to Kathmandu?

    Yes. Cheapflights offers flight deals from Singapore to Kathmandu 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 Singapore to Kathmandu?

    Currently, March is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of S$ 652). Flying from Singapore to Kathmandu in February is currently the most expensive (average of S$ 872). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly from Singapore to Kathmandu on these airlines

Choose from the following airlines for your flight from Singapore to Kathmandu. Flights are based on user searches made on Cheapflights and were last updated on 12 May 2026.

Top 8 airlines flying from Singapore to Kathmandu

Discover the top 8 airlines that operate flights from Singapore to Kathmandu. 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 12 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapestS$ 348AverageS$ 584FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapestS$ 381AverageS$ 428FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
SriLankan AirlinesCheapestS$ 422AverageS$ 544FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights
Cathay PacificCheapestS$ 493AverageS$ 521FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Batik AirCheapestS$ 539AverageS$ 752FlexibilityNo cancel feeOn-timeN/A
Search Batik Air flights
Malaysia AirlinesCheapestS$ 559AverageS$ 875FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapestS$ 576AverageS$ 898FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapestS$ 597AverageS$ 664FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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 Singapore to Kathmandu?

Cheapflights makes it easy to find Singapore to Kathmandu flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Kathmandu for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Singapore to Kathmandu with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to Kathmandu, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Singapore to Kathmandu become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kathmandu from Singapore today and book when prices fit your budget.

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