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Cheap flights from Bangkok to Kathmandu from $272

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 to Kathmandu departing on 15/12. 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.
China Southern Logo
15:45 - 11:30BKK-KTM
21h 00m1 stop
China Southern Logo
12:30 - 01:05KTM-BKK
11h 20m1 stop
$525China Southern
Find Deal
Tue, 23 Dec - Tue, 30 Dec
Multiple Airlines Logo
18:55 - 11:30BKK-KTM
17h 50m1 stop
Multiple Airlines Logo
12:50 - 12:35KTM-BKK
22h 30m1 stop
$588Multiple Airlines
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Multiple Airlines Logo
15:45 - 11:30BKK-KTM
21h 00m1 stop
Multiple Airlines Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$603Multiple Airlines
Find Deal
Tue, 23 Dec - Mon, 29 Dec
Nepal Airlines Logo
16:45 - 19:00BKK-KTM
3h 30mdirect
Nepal Airlines Logo
11:10 - 15:45KTM-BKK
3h 20mdirect
$626Nepal Airlines
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Multiple Airlines Logo
18:55 - 11:30BKK-KTM
17h 50m1 stop
Multiple Airlines Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$632Multiple Airlines
Find Deal
Wed, 17 Dec - Sun, 28 Dec
Air India Logo
13:50 - 06:35BKK-KTM
18h 00m2 stops
Air India Logo
22:20 - 14:10KTM-BKK
14h 35m1 stop
$637Air India
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Air India Logo
16:10 - 06:35BKK-KTM
15h 40m2 stops
Air India Logo
22:20 - 15:10KTM-BKK
15h 35m2 stops
$654Air India
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Thai Airways Logo
21:15 - 23:25BKK-KTM
3h 25mdirect
Thai Airways Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$663Thai Airways
Find Deal
Tue, 23 Dec - Mon, 29 Dec
Thai Airways Logo
21:15 - 23:25BKK-KTM
3h 25mdirect
Thai Airways Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$719Thai Airways
Find Deal
Wed, 17 Dec - Sun, 28 Dec
China Eastern Logo
02:35 - 16:00BKK-KTM
14h 40m1 stop
China Eastern Logo
17:00 - 17:15KTM-BKK
23h 00m2 stops
$902China Eastern
Find Deal
Mon, 22 Dec - Tue, 30 Dec

China Southern flights from Bangkok to Kathmandu

Our best China Southern deals on Bangkok to Kathmandu flight tickets
China Southern
23 Dec
BKK15:45Bangkok Suvarnabhumi
21h 00m
1 stop
KTM11:30Kathmandu Tribhuvan
30 Dec
KTM12:30Kathmandu Tribhuvan
11h 20m
1 stop
BKK01:05Bangkok Suvarnabhumi
$525
Find similar
China Southern
22 Dec
BKK02:10Bangkok Suvarnabhumi
10h 35m
1 stop
KTM11:30Kathmandu Tribhuvan
30 Dec
KTM12:30Kathmandu Tribhuvan
11h 20m
1 stop
BKK01:05Bangkok Suvarnabhumi
$669
Find similar

Air India flights from Bangkok to Kathmandu

Our best Air India deals on Bangkok to Kathmandu flight tickets
Air India
17 Dec
BKK13:50Bangkok Suvarnabhumi
18h 00m
2 stops
KTM06:35Kathmandu Tribhuvan
29 Dec
KTM22:20Kathmandu Tribhuvan
14h 35m
1 stop
BKK14:10Bangkok Suvarnabhumi
$637
Find similar
Air India
17 Dec
BKK16:10Bangkok Suvarnabhumi
15h 40m
2 stops
KTM06:35Kathmandu Tribhuvan
29 Dec
KTM22:20Kathmandu Tribhuvan
15h 35m
2 stops
BKK15:10Bangkok Suvarnabhumi
$654
Find similar
Air India
23 Dec
BKK17:05Bangkok Suvarnabhumi
22h 05m
2 stops
KTM13:55Kathmandu Tribhuvan
30 Dec
KTM22:20Kathmandu Tribhuvan
15h 35m
2 stops
BKK15:10Bangkok Suvarnabhumi
$814
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Bangkok 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 78,305 searches. Data last updated 9 November 2025.
Use the filters below to find and compare flights from Bangkok to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 23/12

15:45-11:30

1 stop21h 00m

Kathmandu Tribhuvan

Tue 30/12

12:30-01:05

1 stop11h 20m

$525

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

18:55-11:30

1 stop17h 50m

Kathmandu Tribhuvan

Mon 29/12

12:50-12:35

1 stop22h 30m

$588

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 23/12

15:45-11:30

1 stop21h 00m

Kathmandu Tribhuvan

Mon 29/12

00:25-05:10

Nonstop3h 30m

$603

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

16:45-19:00

Nonstop3h 30m

Kathmandu Tribhuvan

Mon 29/12

11:10-15:45

Nonstop3h 20m

$626

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

18:55-11:30

1 stop17h 50m

Kathmandu Tribhuvan

Sun 28/12

00:25-05:10

Nonstop3h 30m

$632

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

13:50-06:35

2 stops18h 00m

Kathmandu Tribhuvan

Mon 29/12

22:20-14:10

1 stop14h 35m

$637

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

16:10-06:35

2 stops15h 40m

Kathmandu Tribhuvan

Mon 29/12

22:20-15:10

2 stops15h 35m

$654

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 23/12

21:15-23:25

Nonstop3h 25m

Kathmandu Tribhuvan

Mon 29/12

00:25-05:10

Nonstop3h 30m

$663

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 17/12

21:15-23:25

Nonstop3h 25m

Kathmandu Tribhuvan

Sun 28/12

00:25-05:10

Nonstop3h 30m

$719

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 22/12

02:35-16:00

1 stop14h 40m

Kathmandu Tribhuvan

Tue 30/12

17:00-17:15

2 stops23h 00m

$902

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 Kathmandu from

How to get the cheapest flight ticket from Bangkok 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 cheapest month to fly to Kathmandu?

The cheapest month to fly to Kathmandu from Bangkok is in January. Flight prices, which tend to average around $388, 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 during June instead. Flights to Kathmandu in June, while not as cheap as those in January, still average around $397.

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

The cheapest day to depart from Bangkok to Kathmandu is on a Wednesday when prices can be found for as low as $599. Flights from Bangkok to Kathmandu on a Saturday will generally be more expensive and average around $778. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Kathmandu from Bangkok in the morning is the least expensive time of day to depart. momondo users have found prices as low as $409 when looking at flights departing in the morning. Flights to Kathmandu are more costly in the evening, with an average ticket price of $839. 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 to Kathmandu Tribhuvan flight route?

Fly from Bangkok Don Mueang Intl to Kathmandu Tribhuvan for the best Bangkok - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $443 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Bangkok for as low as $382 on momondo.

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

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

Cheap Bangkok to Kathmandu flight deals and tips

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

Fastest flight time

3h 25m

Direct flights

Mon, Tue, Wed and Thu

Airports in Kathmandu

1 airport
The fastest flight from Bangkok to Kathmandu takes 3h 25m
Direct flights go from Bangkok to Kathmandu on Monday, Tuesday, Wednesday and Thursday. There are no airlines offering direct flights..
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)
Search flight deals

  • How far is Bangkok to Kathmandu Tribhuvan by plane?

    The distance between Bangkok and Kathmandu Tribhuvan is about 2209.9 km. In terms of flight time, this usually takes a little over 3h 25m.

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

    Prices for flights from Bangkok to Kathmandu Tribhuvan Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Kathmandu Tribhuvan Airport.

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

    The travel and health documents required for your trip to Kathmandu Tribhuvan Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Kathmandu Tribhuvan Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Bangkok to Kathmandu

Compare and see reviews for airlines that fly from Bangkok to Kathmandu with momondo
Airline
Rating
Free cancellation
Price
Thai Lion AirPriceFrom $191Free cancellationRating
0.0
0 reviews
Search Thai Lion Air flights
Thai AirAsiaPriceFrom $322Free cancellationRating
7.5
218 reviews
Search Thai AirAsia flights

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?

It is quick and easy to find Bangkok to Kathmandu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kathmandu that suits you.

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

Flights from Bangkok to Kathmandu 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 Bangkok to Kathmandu?

Once all potential Bangkok to Kathmandu flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Fly your favourite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Jetstar
Virgin Australia
Qantas Airways
Singapore Airlines
Qatar Airways
Emirates
Thai Airways
Etihad Airways
Malaysia Airlines
China Southern
Cathay Pacific
Turkish Airlines