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Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from C$ 433

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok Suvarnabhumi Airport to Kathmandu departing on 21/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Bangkok Suvarnabhumi Airport to Kathmandu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Nepal Airlines Logo
4:45 p.m. - 7:00 p.m.
BKK
-
KTM
3h 30mdirect
Nepal Airlines Logo
11:10 a.m. - 3:45 p.m.
KTM
-
BKK
3h 20mdirect
C$ 614Nepal Airlines
Fri, 29 May - Wed, 3 Jun
Thai Airways Logo
10:15 a.m. - 12:25 p.m.
BKK
-
KTM
3h 25mdirect
Thai Airways Logo
12:25 a.m. - 5:10 a.m.
KTM
-
BKK
3h 30mdirect
C$ 705Thai Airways
Sat, 30 May - Mon, 1 Jun
Thai Airways Logo
9:15 p.m. - 11:25 p.m.
BKK
-
KTM
3h 25mdirect
Thai Airways Logo
12:25 a.m. - 5:10 a.m.
KTM
-
BKK
3h 30mdirect
C$ 707Thai Airways
Sun, 31 May - Tue, 2 Jun
Multiple Airlines Logo
9:15 p.m. - 11:25 p.m.
BKK
-
KTM
3h 25mdirect
Multiple Airlines Logo
10:05 a.m. - 8:25 p.m.
KTM
-
BKK
9h 05m
1 stop
C$ 722Multiple Airlines
Sat, 30 May - Wed, 3 Jun
Thai Airways Logo
10:15 a.m. - 12:25 p.m.
BKK
-
KTM
3h 25mdirect
Thai Airways Logo
12:25 a.m. - 5:10 a.m.
KTM
-
BKK
3h 30mdirect
C$ 723Thai Airways
Sun, 31 May - Wed, 3 Jun
Multiple Airlines Logo
4:45 p.m. - 7:00 p.m.
BKK
-
KTM
3h 30mdirect
Multiple Airlines Logo
6:30 a.m. - 8:25 p.m.
KTM
-
BKK
12h 40m
1 stop
C$ 737Multiple Airlines
Fri, 29 May - Tue, 2 Jun
Multiple Airlines Logo
11:55 a.m. - 7:50 p.m.
BKK
-
KTM
9h 10m
1 stop
Multiple Airlines Logo
10:05 a.m. - 8:25 p.m.
KTM
-
BKK
9h 05m
1 stop
C$ 740Multiple Airlines
Sat, 30 May - Wed, 3 Jun
Multiple Airlines Logo
10:15 a.m. - 12:25 p.m.
BKK
-
KTM
3h 25mdirect
Multiple Airlines Logo
6:30 a.m. - 8:25 p.m.
KTM
-
BKK
12h 40m
1 stop
C$ 749Multiple Airlines
Sat, 30 May - Tue, 2 Jun
Multiple Airlines Logo
10:15 a.m. - 12:25 p.m.
BKK
-
KTM
3h 25mdirect
Multiple Airlines Logo
6:30 a.m. - 8:25 p.m.
KTM
-
BKK
12h 40m
1 stop
C$ 779Multiple Airlines
Sun, 31 May - Tue, 2 Jun
Malaysia Airlines Logo
6:00 a.m. - 9:45 p.m.
BKK
-
KTM
17h 00m
1 stop
Malaysia Airlines Logo
10:45 p.m. - 1:25 p.m.
KTM
-
BKK
13h 25m
1 stop
C$ 797Malaysia Airlines
Sun, 9 Aug - Mon, 17 Aug

Malaysia Airlines flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best Malaysia Airlines deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
Malaysia Airlines
9 Aug
BKK6:00 a.m.Bangkok Suvarnabhumi
17h 00m
1 stop
KTM9:45 p.m.Kathmandu Tribhuvan
17 Aug
KTM10:45 p.m.Kathmandu Tribhuvan
13h 25m
1 stop
BKK1:25 p.m.Bangkok Suvarnabhumi
C$ 797
Malaysia Airlines
3 Aug
BKK6:40 p.m.Bangkok Suvarnabhumi
28h 20m
1 stop
KTM9:45 p.m.Kathmandu Tribhuvan
10 Aug
KTM10:45 p.m.Kathmandu Tribhuvan
10h 15m
1 stop
BKK10:15 a.m.Bangkok Suvarnabhumi
C$ 804
Malaysia Airlines
30 Jul
BKK6:00 a.m.Bangkok Suvarnabhumi
17h 00m
1 stop
KTM9:45 p.m.Kathmandu Tribhuvan
11 Aug
KTM1:00 p.m.Kathmandu Tribhuvan
8h 50m
1 stop
BKK11:05 p.m.Bangkok Suvarnabhumi
C$ 856

China Eastern flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best China Eastern deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
China Eastern
5 Jul
BKK9:55 p.m.Bangkok Suvarnabhumi
42h 55m
2 stops
KTM3:35 p.m.Kathmandu Tribhuvan
14 Jul
KTM4:35 p.m.Kathmandu Tribhuvan
18h 30m
1 stop
BKK12:20 p.m.Bangkok Suvarnabhumi
C$ 858
China Eastern
28 Jun
BKK1:35 p.m.Bangkok Suvarnabhumi
51h 15m
3 stops
KTM3:35 p.m.Kathmandu Tribhuvan
5 Jul
KTM4:35 p.m.Kathmandu Tribhuvan
18h 30m
1 stop
BKK12:20 p.m.Bangkok Suvarnabhumi
C$ 859
China Eastern
30 May
BKK3:55 p.m.Bangkok Suvarnabhumi
24h 55m
1 stop
KTM3:35 p.m.Kathmandu Tribhuvan
4 Jun
KTM4:35 p.m.Kathmandu Tribhuvan
26h 00m
1 stop
BKK7:50 p.m.Bangkok Suvarnabhumi
C$ 865

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok Suvarnabhumi Airport 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, momondo users made 96,600 searches. Data last updated 16 May 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 29/5

4:45 p.m.-7:00 p.m.

Nonstop3h 30m

Kathmandu Tribhuvan

Wed 3/6

11:10 a.m.-3:45 p.m.

Nonstop3h 20m

C$ 614

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 30/5

10:15 a.m.-12:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Mon 1/6

12:25 a.m.-5:10 a.m.

Nonstop3h 30m

C$ 705

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 31/5

9:15 p.m.-11:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Tue 2/6

12:25 a.m.-5:10 a.m.

Nonstop3h 30m

C$ 707

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 30/5

9:15 p.m.-11:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Wed 3/6

10:05 a.m.-8:25 p.m.

1 stop9h 05m

C$ 722

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 31/5

10:15 a.m.-12:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Wed 3/6

12:25 a.m.-5:10 a.m.

Nonstop3h 30m

C$ 723

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 29/5

4:45 p.m.-7:00 p.m.

Nonstop3h 30m

Kathmandu Tribhuvan

Tue 2/6

6:30 a.m.-8:25 p.m.

1 stop12h 40m

C$ 737

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 30/5

11:55 a.m.-7:50 p.m.

1 stop9h 10m

Kathmandu Tribhuvan

Wed 3/6

10:05 a.m.-8:25 p.m.

1 stop9h 05m

C$ 740

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 30/5

10:15 a.m.-12:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Tue 2/6

6:30 a.m.-8:25 p.m.

1 stop12h 40m

C$ 749

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 31/5

10:15 a.m.-12:25 p.m.

Nonstop3h 25m

Kathmandu Tribhuvan

Tue 2/6

6:30 a.m.-8:25 p.m.

1 stop12h 40m

C$ 779

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 9/8

6:00 a.m.-9:45 p.m.

1 stop17h 00m

Kathmandu Tribhuvan

Mon 17/8

10:45 p.m.-1:25 p.m.

1 stop13h 25m

C$ 797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kathmandu from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Kathmandu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bangkok Suvarnabhumi Airport and Kathmandu?

What is the cheapest month to fly to Kathmandu?

The cheapest month to fly to Kathmandu from Bangkok Suvarnabhumi Airport is in January. Flight prices, which tend to average around C$ 335, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Kathmandu from Bangkok Suvarnabhumi Airport during December instead. Flights to Kathmandu in December, while not as cheap as those in January, still average around C$ 352.

What is the cheapest Bangkok Suvarnabhumi to Kathmandu Tribhuvan flight route?

Fly from Bangkok Suvarnabhumi to Kathmandu Tribhuvan for the best Bangkok Suvarnabhumi - Kathmandu Tribhuvan flight prices

How far in advance should I book a flight from Bangkok Suvarnabhumi Airport to Kathmandu?

You are more likely to see cheaper flights to Kathmandu from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around C$ 384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Bangkok Suvarnabhumi Airport for as low as C$ 324 on momondo.

How have Bangkok Suvarnabhumi Airport to Kathmandu flight prices changed over time?

As of May 2026, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Bangkok Suvarnabhumi Airport to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Suvarnabhumi Airport to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bangkok Suvarnabhumi Airport to Kathmandu (BKK to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Suvarnabhumi Airport to Kathmandu

Fastest flight time

3h 25m

Direct flights

Mon, Sat and Sun

Airports in Kathmandu

1 airport
The fastest flight from Bangkok Suvarnabhumi Airport to Kathmandu takes 3h 25m
Direct flights go from Bangkok Suvarnabhumi Airport to Kathmandu on Monday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Kathmandu. From Bangkok Suvarnabhumi Airport there are direct flights to Kathmandu Tribhuvan (KTM).
Search flight deals

Frequently asked questions about flying from Bangkok Suvarnabhumi Airport to Kathmandu

  • How far is Bangkok Suvarnabhumi to Kathmandu Tribhuvan by plane?

    The straight-line distance from Bangkok Suvarnabhumi to Kathmandu Tribhuvan is 2231.4 km. 3h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

    Prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

  • How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport.

  • What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

    The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Bangkok Suvarnabhumi Airport to Kathmandu?

  • What is the most popular airline from Bangkok Suvarnabhumi Airport to Kathmandu?

Best airlines flying from Bangkok Suvarnabhumi Airport to Kathmandu

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Kathmandu with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsiaPriceFrom C$ 86Free CancellationRating
7.4
242 reviews
Search Thai AirAsia flights

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Kathmandu?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bangkok to Kathmandu . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Bangkok to Kathmandu with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kathmandu from Bangkok with this policy.

How can momondo help me find flights from Bangkok to Kathmandu?

momondo provides multiple filters to help you find the best flight to Kathmandu from Bangkok. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Bangkok to Kathmandu right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bangkok to Kathmandu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kathmandu and let you know when they change.

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Thai AirAsia