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Cheap flights from Kathmandu to Bangkok from ₹ 17,741

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Bangkok departing on 28/11. 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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Cheap return flights

Enter your travel dates to find the best prices.
Nepal Airlines Logo
11:10 - 15:45KTM-BKK
3h 20mdirect
Nepal Airlines Logo
16:45 - 19:00BKK-KTM
3h 30mdirect
₹ 26,876Nepal Airlines
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Nepal Airlines Logo
11:10 - 15:45KTM-BKK
3h 20mdirect
Nepal Airlines Logo
16:45 - 19:00BKK-KTM
3h 30mdirect
₹ 29,862Nepal Airlines
Find Deal
Wed, 11 Mar - Fri, 20 Mar
Thai Airways Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
Thai Airways Logo
10:15 - 12:25BKK-KTM
3h 25mdirect
₹ 31,443Thai Airways
Find Deal
Fri, 23 Jan - Sun, 1 Feb
Thai Airways Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
Thai Airways Logo
10:15 - 12:25BKK-KTM
3h 25mdirect
₹ 31,706Thai Airways
Find Deal
Tue, 10 Mar - Fri, 20 Mar
Malaysia Airlines Logo
13:00 - 23:10KTM-BKK
8h 55m1 stop
Malaysia Airlines Logo
18:40 - 12:00BKK-KTM
18h 35m1 stop
₹ 34,165Malaysia Airlines
Find Deal
Fri, 9 Jan - Mon, 19 Jan
Multiple Airlines Logo
06:30 - 16:55KTM-BKK
9h 10m1 stop
Multiple Airlines Logo
18:55 - 11:30BKK-KTM
17h 50m1 stop
₹ 34,429Multiple Airlines
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Multiple Airlines Logo
13:30 - 18:15KTM-BKK
3h 30mdirect
Multiple Airlines Logo
13:55 - 22:30BKK-KTM
9h 50m1 stop
₹ 34,605Multiple Airlines
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Malaysia Airlines Logo
22:45 - 10:15KTM-BKK
10h 15m1 stop
Malaysia Airlines Logo
17:05 - 21:45BKK-KTM
29h 55m1 stop
₹ 35,659Malaysia Airlines
Find Deal
Tue, 6 Jan - Sat, 17 Jan
Air India Logo
06:30 - 16:55KTM-BKK
9h 10m1 stop
Air India Logo
08:50 - 00:15BKK-KTM
16h 40m1 stop
₹ 36,010Air India
Find Deal
Sun, 9 Nov - Sun, 16 Nov
Air India Logo
17:30 - 14:10KTM-BKK
19h 25m1 stop
Air India Logo
22:20 - 06:35BKK-KTM
9h 30m1 stop
₹ 36,625Air India
Find Deal
Wed, 11 Mar - Fri, 20 Mar

Thai Airways flights from Kathmandu to Bangkok Suvarnabhumi Airport

Our best Thai Airways deals on Kathmandu to Bangkok Suvarnabhumi Airport flight tickets
Thai Airways
23 Jan
KTM00:25Kathmandu Tribhuvan
3h 30m
BKK05:10Bangkok Suvarnabhumi
1 Feb
BKK10:15Bangkok Suvarnabhumi
3h 25m
KTM12:25Kathmandu Tribhuvan
₹ 31,443
Find similar
Thai Airways
10 Mar
KTM00:25Kathmandu Tribhuvan
3h 30m
BKK05:10Bangkok Suvarnabhumi
20 Mar
BKK10:15Bangkok Suvarnabhumi
3h 25m
KTM12:25Kathmandu Tribhuvan
₹ 31,706
Find similar
Thai Airways
23 Jan
KTM00:25Kathmandu Tribhuvan
3h 30m
BKK05:10Bangkok Suvarnabhumi
1 Feb
BKK10:15Bangkok Suvarnabhumi
3h 25m
KTM12:25Kathmandu Tribhuvan
₹ 32,145
Find similar

China Southern flights from Kathmandu to Bangkok Suvarnabhumi Airport

Our best China Southern deals on Kathmandu to Bangkok Suvarnabhumi Airport flight tickets
China Southern
24 Jan
KTM23:30Kathmandu Tribhuvan
21h 45m
1 stop
BKK22:30Bangkok Suvarnabhumi
31 Jan
BKK02:10Bangkok Suvarnabhumi
21h 35m
1 stop
KTM22:30Kathmandu Tribhuvan
₹ 52,785
Find similar
China Southern
24 Jan
KTM23:30Kathmandu Tribhuvan
17h 10m
1 stop
BKK17:55Bangkok Suvarnabhumi
31 Jan
BKK02:10Bangkok Suvarnabhumi
10h 35m
1 stop
KTM11:30Kathmandu Tribhuvan
₹ 53,049
Find similar
China Southern
11 Mar
KTM12:30Kathmandu Tribhuvan
21h 40m
1 stop
BKK11:25Bangkok Suvarnabhumi
19 Mar
BKK02:10Bangkok Suvarnabhumi
10h 35m
1 stop
KTM11:30Kathmandu Tribhuvan
₹ 55,859
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Kathmandu to Bangkok Suvarnabhumi Airport 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 59,053 searches. Data last updated 23 October 2025.
Use the filters below to find and compare flights from Kathmandu to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 21/11

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

Fri 28/11

16:45-19:00

Nonstop3h 30m

₹ 26,876

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 11/3

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

Fri 20/3

16:45-19:00

Nonstop3h 30m

₹ 29,862

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 23/1

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

Sun 1/2

10:15-12:25

Nonstop3h 25m

₹ 31,443

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 10/3

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

Fri 20/3

10:15-12:25

Nonstop3h 25m

₹ 31,706

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 9/1

13:00-23:10

1 stop8h 55m

Bangkok Suvarnabhumi

Mon 19/1

18:40-12:00

1 stop18h 35m

₹ 34,165

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 21/11

06:30-16:55

1 stop9h 10m

Bangkok Suvarnabhumi

Fri 28/11

18:55-11:30

1 stop17h 50m

₹ 34,429

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 21/11

13:30-18:15

Nonstop3h 30m

Bangkok Suvarnabhumi

Fri 28/11

13:55-22:30

1 stop9h 50m

₹ 34,605

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 6/1

22:45-10:15

1 stop10h 15m

Bangkok Suvarnabhumi

Sat 17/1

17:05-21:45

1 stop29h 55m

₹ 35,659

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 9/11

06:30-16:55

1 stop9h 10m

Bangkok Suvarnabhumi

Sun 16/11

08:50-00:15

1 stop16h 40m

₹ 36,010

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 11/3

17:30-14:10

1 stop19h 25m

Bangkok Suvarnabhumi

Fri 20/3

22:20-06:35

1 stop9h 30m

₹ 36,625

Flights are sorted by cheapest return flights first.

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

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

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 cheapest month to fly to Bangkok Suvarnabhumi Airport?

If you’re not able to fly to Bangkok Suvarnabhumi Airport in July, then August is your next best option. Flight prices from Kathmandu to Bangkok Suvarnabhumi Airport during August average around ₹ 22,660.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

According to our data, Saturday is the cheapest day to fly to Bangkok Suvarnabhumi Airport from Kathmandu. The lowest ticket price found for a Saturday departure recently was ₹ 38,499. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Bangkok Suvarnabhumi Airport on Tuesday is ₹ 67,620.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

In the afternoon is the cheapest time of day to fly from Kathmandu to Bangkok Suvarnabhumi Airport when you can find flight prices for as low as ₹ 23,088. Flying to Bangkok Suvarnabhumi Airport in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are ₹ 50,341 on average. Flights to Bangkok Suvarnabhumi Airport from Kathmandu in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around ₹ 26,876 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Kathmandu for as low as ₹ 21,079 on momondo.

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

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

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

As of October 2025, prices for Kathmandu to Bangkok Suvarnabhumi Airport flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Bangkok Suvarnabhumi Airport

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

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

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

Best price found

₹ 43,058

Fastest flight time

3h 20m

Direct flights

Every day
The best one-way flight to Bangkok Suvarnabhumi Airport from Kathmandu in the past 72 hours is ₹ 43,058. The best return flight deal from Kathmandu to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is ₹ 42,634.
The fastest flight from Kathmandu to Bangkok Suvarnabhumi Airport takes 3h 20m
Direct flights go from Kathmandu to Bangkok Suvarnabhumi Airport every day.
Search flight deals

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

    The distance between Kathmandu Tribhuvan and Bangkok Suvarnabhumi is about 2231.4 km. 3h 20m is a normal flight duration for this route.

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

    Prices for flights from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents you'll need for your trip to Bangkok Suvarnabhumi 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 Bangkok Suvarnabhumi 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 Kathmandu to Bangkok Suvarnabhumi Airport?

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

Best airlines flying from Kathmandu to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Kathmandu to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsiaPriceFrom ₹ 14,441Free CancellationRating
7.5
217 reviews
Search Thai AirAsia flights
Thai Lion AirPriceFrom ₹ 18,080Free CancellationRating
0.0
0 reviews
Search Thai Lion Air flights
Thai AirwaysPriceFrom ₹ 28,603Free CancellationRating
7.8
360 reviews
Search Thai Airways flights

  • Thai Airways Flights From Kathmandu to Bangkok Suvarnabhumi Airport

    Across 9 Thai Airways flights from Kathmandu to Bangkok Suvarnabhumi Airport this week, the average price was ₹ 38,462, with the best Thai Airways deals starting from ₹ 28,603 round-trip. 360 users have rated Thai Airways on momondo, with an average score of 7.8/10.

Travelling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Cha-am
Chonburi
Ko Samet
Ayutthaya

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bangkok from Kathmandu.

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

Flights from Kathmandu to Bangkok with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

If you are simply researching potential flights to Bangkok, momondo offers a useful price alert feature which will track prices for flights to Bangkok from Kathmandu and alert you when they change.

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