Cheap flights from Kathmandu to Singapore from S$ 183

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 24-6. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SIN
8 Apr — 15 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 9 March 2026.

Wed 24-614:15
KTM
-
SIN
1 stop28h 15m
Multiple Airlines
Wed 1-708:55
SIN
-
KTM
1 stop13h 30m
Multiple Airlines
Deal found 4-3S$ 433
Fri 19-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Wed 1-708:55
SIN
-
KTM
1 stop13h 30m
Multiple Airlines
Deal found 4-3S$ 439
Mon 22-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Mon 29-613:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 4-3S$ 446
Mon 22-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Tue 30-608:55
SIN
-
KTM
1 stop13h 30m
Multiple Airlines
Deal found 4-3S$ 447
Sun 21-614:15
KTM
-
SIN
1 stop21h 35m
Multiple Airlines
Tue 30-608:55
SIN
-
KTM
1 stop9h 50m
Multiple Airlines
Deal found 4-3S$ 455
Fri 19-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Thu 2-713:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 4-3S$ 456
Wed 1-415:00
KTM
-
SIN
1 stop27h 30m
Multiple Airlines
Wed 8-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 4-3S$ 459
Mon 22-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Fri 3-713:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 4-3S$ 462
Mon 22-614:15
KTM
-
SIN
1 stop18h 40m
Multiple Airlines
Thu 2-713:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 4-3S$ 464
Wed 8-414:15
KTM
-
SIN
1 stop21h 35m
Multiple Airlines
Mon 13-423:00
SIN
-
KTM
1 stop13h 05m
Multiple Airlines
Deal found 7-3S$ 470
Wed 8-414:15
KTM
-
SIN
1 stop21h 35m
Multiple Airlines
Wed 15-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 7-3S$ 471
Wed 8-414:15
KTM
-
SIN
1 stop21h 35m
Multiple Airlines
Sat 18-413:10
SIN
-
KTM
1 stop12h 05m
Multiple Airlines
Deal found 7-3S$ 476

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 9 March 2026.

Round-trip from

S$ 433

One-way from

S$ 183

Popular in

May

Cheapest in

July

Average price

S$ 696

Good one-way deal

S$ 602 or less
Air India
  • Air India
  • 24-6-1-7
  • 2 total stops
  • 41h 45m total
  • Kathmandu to Singapore
Thai Lion Air
  • Thai Lion Air
  • 24-6
  • 1 total stop
  • 28h 15m total
  • Kathmandu to Singapore
Highest demand for flights based on searches. 2% potential increase in price (S$ 29 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 March 2026
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 9 March 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 - SIN

KTMSIN

Kathmandu Tribhuvan

Sun 19-4

14:05-12:10

1 stop19h 50m

Singapore Changi

Sun 26-4

10:20-18:10

1 stop10h 05m

S$ 554

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Tue 24-3

14:30-08:10

2 stops15h 25m

Singapore Changi

Tue 31-3

21:45-13:15

1 stop17h 45m

S$ 575

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Fri 17-4

07:35-04:55

2 stops19h 05m

Singapore Changi

Fri 24-4

10:20-23:00

1 stop14h 55m

S$ 576

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Wed 22-4

14:15-17:25

2 stops24h 55m

Singapore Changi

Wed 29-4

05:40-13:55

1 stop10h 30m

S$ 586
Fastest return journey

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sun 16-8

22:45-09:05

1 stop8h 05m

Singapore Changi

Sun 23-8

16:35-21:45

1 stop7h 25m

S$ 640

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sun 21-6

22:45-09:05

1 stop8h 05m

Singapore Changi

Sat 27-6

06:20-12:00

1 stop7h 55m

S$ 657

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sat 15-8

13:00-00:10

1 stop8h 55m

Singapore Changi

Thu 27-8

21:15-12:00

1 stop17h 00m

S$ 658

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Wed 1-4

14:15-15:30

2 stops23h 00m

Singapore Changi

Thu 2-4

17:50-11:30

1 stop19h 55m

S$ 665

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Wed 24-6

13:00-11:45

2 stops20h 30m

Singapore Changi

Sun 28-6

21:15-12:00

1 stop17h 00m

S$ 746

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Sat 20-6

13:00-00:10

1 stop8h 55m

Singapore Changi

Fri 3-7

06:20-12:00

1 stop7h 55m

S$ 752

Flights are sorted by cheapest return flights first.

Deals found on 4-3

Showing 1-10 of 19 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 6 March 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$ 432). Flying from Kathmandu to Singapore in September is currently the most expensive (average of S$ 625). 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 9 March 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 9 March 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.

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Overall

8.2

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.

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Overall

8.2

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.

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Overall

8.2

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 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 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$ 640, Malaysia Airlines can have you in Singapore from Kathmandu in 8h 05m. 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$ 379. Another option worth looking into is Singapore Airlines, starting at S$ 525 round trip. These flights start at 49% 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$ 324), Singapore Airlines (S$ 333), and Air India (S$ 353).

  • What are the cheapest flights from Kathmandu to Singapore?

    While on average a flight from Kathmandu to Singapore is generally S$ 788, our data shows the cheapest flight currently is S$ 522. When looking at the most popular route, (Kathmandu Tribhuvan - Singapore Changi), you can expect to pay S$ 478 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$ 432). Flying from Kathmandu to Singapore in September is currently the most expensive (average of S$ 625). 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 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 9 March 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 9 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapestS$ 379AverageS$ 758FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Singapore AirlinesCheapestS$ 525AverageS$ 733FlexibilityNo 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?

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.

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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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