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Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from C$ 220

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 10/11. 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

China Southern Logo
6:55 p.m. - 11:30 a.m.BKK-KTM
17h 50m1 stop
China Southern Logo
11:55 p.m. - 10:10 a.m.KTM-BKK
9h 00m1 stop
C$ 582China Southern
Find Deal
Mon, 9 Mar - Sun, 15 Mar
China Southern Logo
2:10 a.m. - 10:55 p.m.BKK-KTM
22h 00m1 stop
China Southern Logo
11:55 p.m. - 10:10 a.m.KTM-BKK
9h 00m1 stop
C$ 583China Southern
Find Deal
Sun, 8 Mar - Sun, 15 Mar
China Southern Logo
2:10 a.m. - 11:30 a.m.BKK-KTM
10h 35m1 stop
China Southern Logo
11:55 p.m. - 10:10 a.m.KTM-BKK
9h 00m1 stop
C$ 651China Southern
Find Deal
Mon, 2 Mar - Fri, 20 Mar
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$ 676Thai Airways
Find Deal
Mon, 9 Mar - Sat, 14 Mar
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$ 677Thai Airways
Find Deal
Mon, 9 Mar - Sat, 14 Mar
Malaysia Airlines Logo
8:05 p.m. - 9:45 p.m.BKK-KTM
26h 55m1 stop
Malaysia Airlines Logo
10:45 p.m. - 10:15 a.m.KTM-BKK
10h 15m1 stop
C$ 1,064Malaysia Airlines
Find Deal
Wed, 19 Nov - Sun, 23 Nov
Malaysia Airlines Logo
6:40 p.m. - 9:45 p.m.BKK-KTM
28h 20m1 stop
Malaysia Airlines Logo
10:45 p.m. - 10:15 a.m.KTM-BKK
10h 15m1 stop
C$ 1,065Malaysia Airlines
Find Deal
Wed, 19 Nov - Sun, 23 Nov
Multiple Airlines Logo
2:55 a.m. - 8:05 p.m.BKK-KTM
18h 25m2 stops
Multiple Airlines Logo
9:00 p.m. - 6:00 p.m.KTM-BKK
19h 45m2 stops
C$ 1,593Multiple Airlines
Find Deal
Sun, 11 Jan - Mon, 19 Jan
Multiple Airlines Logo
2:55 a.m. - 11:00 p.m.BKK-KTM
21h 20m2 stops
Multiple Airlines Logo
7:35 a.m. - 7:10 a.m.KTM-BKK
22h 20m2 stops
C$ 1,596Multiple Airlines
Find Deal
Mon, 2 Mar - Fri, 20 Mar
Etihad Airways Logo
8:55 p.m. - 1:40 p.m.BKK-KTM
18h 00m1 stop
Etihad Airways Logo
9:50 a.m. - 11:30 p.m.KTM-BKK
36h 25m2 stops
C$ 1,945Etihad Airways
Find Deal
Thu, 23 Oct - Sun, 9 Nov

China Southern flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best China Southern deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
China Southern
9 Mar
BKK6:55 p.m.Bangkok Suvarnabhumi
17h 50m
1 stop
KTM11:30 a.m.Kathmandu Tribhuvan
15 Mar
KTM11:55 p.m.Kathmandu Tribhuvan
9h 00m
1 stop
BKK10:10 a.m.Bangkok Suvarnabhumi
C$ 582
Find similar
China Southern
8 Mar
BKK2:10 a.m.Bangkok Suvarnabhumi
22h 00m
1 stop
KTM10:55 p.m.Kathmandu Tribhuvan
15 Mar
KTM11:55 p.m.Kathmandu Tribhuvan
9h 00m
1 stop
BKK10:10 a.m.Bangkok Suvarnabhumi
C$ 583
Find similar
China Southern
2 Mar
BKK2:10 a.m.Bangkok Suvarnabhumi
10h 35m
1 stop
KTM11:30 a.m.Kathmandu Tribhuvan
20 Mar
KTM11:55 p.m.Kathmandu Tribhuvan
9h 00m
1 stop
BKK10:10 a.m.Bangkok Suvarnabhumi
C$ 651
Find similar

Thai Airways flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best Thai Airways deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
Thai Airways
9 Mar
BKK9:15 p.m.Bangkok Suvarnabhumi
3h 25m
KTM11:25 p.m.Kathmandu Tribhuvan
14 Mar
KTM12:25 a.m.Kathmandu Tribhuvan
3h 30m
BKK5:10 a.m.Bangkok Suvarnabhumi
C$ 676
Find similar
Thai Airways
9 Mar
BKK9:15 p.m.Bangkok Suvarnabhumi
3h 25m
KTM11:25 p.m.Kathmandu Tribhuvan
14 Mar
KTM12:25 a.m.Kathmandu Tribhuvan
3h 30m
BKK5:10 a.m.Bangkok Suvarnabhumi
C$ 677
Find similar
Thai Airways
3 Mar
BKK10:15 a.m.Bangkok Suvarnabhumi
3h 25m
KTM12:25 p.m.Kathmandu Tribhuvan
19 Mar
KTM12:25 a.m.Kathmandu Tribhuvan
3h 30m
BKK5:10 a.m.Bangkok Suvarnabhumi
C$ 781
Find similar

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 September 2025.
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

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 9/3

6:55 p.m.-11:30 a.m.

1 stop17h 50m

Kathmandu Tribhuvan

Sun 15/3

11:55 p.m.-10:10 a.m.

1 stop9h 00m

C$ 582

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 8/3

2:10 a.m.-10:55 p.m.

1 stop22h 00m

Kathmandu Tribhuvan

Sun 15/3

11:55 p.m.-10:10 a.m.

1 stop9h 00m

C$ 583

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 2/3

2:10 a.m.-11:30 a.m.

1 stop10h 35m

Kathmandu Tribhuvan

Fri 20/3

11:55 p.m.-10:10 a.m.

1 stop9h 00m

C$ 651

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 9/3

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

Nonstop3h 25m

Kathmandu Tribhuvan

Sat 14/3

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

Nonstop3h 30m

C$ 676

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 9/3

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

Nonstop3h 25m

Kathmandu Tribhuvan

Sat 14/3

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

Nonstop3h 30m

C$ 677

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 19/11

8:05 p.m.-9:45 p.m.

1 stop26h 55m

Kathmandu Tribhuvan

Sun 23/11

10:45 p.m.-10:15 a.m.

1 stop10h 15m

C$ 1,064

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 19/11

6:40 p.m.-9:45 p.m.

1 stop28h 20m

Kathmandu Tribhuvan

Sun 23/11

10:45 p.m.-10:15 a.m.

1 stop10h 15m

C$ 1,065

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 11/1

2:55 a.m.-8:05 p.m.

2 stops18h 25m

Kathmandu Tribhuvan

Mon 19/1

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

2 stops19h 45m

C$ 1,593

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 2/3

2:55 a.m.-11:00 p.m.

2 stops21h 20m

Kathmandu Tribhuvan

Fri 20/3

7:35 a.m.-7:10 a.m.

2 stops22h 20m

C$ 1,596

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 23/10

8:55 p.m.-1:40 p.m.

1 stop18h 00m

Kathmandu Tribhuvan

Sun 9/11

9:50 a.m.-11:30 p.m.

2 stops36h 25m

C$ 1,945

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 June. Flight prices, which tend to average around C$ 358, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Kathmandu from Bangkok Suvarnabhumi Airport during January instead. Flights to Kathmandu in January, while not as cheap as those in June, still average around C$ 363.

What is the cheapest day to depart on your flight to Kathmandu?

On average, the least expensive day to fly to Kathmandu from Bangkok Suvarnabhumi Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 465. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Kathmandu is Sunday, with ticket prices averaging around C$ 821.

What is the cheapest time of day to depart on your flight to Kathmandu?

In the morning is the cheapest time of day to fly from Bangkok Suvarnabhumi Airport to Kathmandu when you can find flight prices for as low as C$ 433. Flying to Kathmandu in the morning is an ideal time because this is during off-peak travel hours. Flights to Kathmandu are more costly in the evening, with an average ticket price of C$ 860. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 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$ 405 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$ 345 on momondo.

What cabin class options are available on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights?

There are 2 cabin classes available to choose from on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of September 2025, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 8% 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

Every day

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 every day.
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)
Search flight deals

  • 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$ 297Free CancellationRating
7.5
216 reviews
Search Thai AirAsia flights
Thai AirwaysPriceFrom C$ 657Free CancellationRating
7.8
350 reviews
Search Thai Airways flights

  • Thai Airways Flights From Bangkok Suvarnabhumi Airport to Kathmandu

    Thai Airways operates around 14 flights from Bangkok Suvarnabhumi Airport to Kathmandu every week. The average price of these flights found in the last 72 hours has been C$ 551, but momondo users have found Thai Airways deals from Bangkok Suvarnabhumi Airport to Kathmandu from as low as C$ 476 round-trip. Thai Airways has been scored 7.8/10 in 350 reviews.

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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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