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Cheap flights from Bangkok to Kathmandu from $485

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 24/11. 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

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Multiple Airlines Logo
10:50 - 09:50BKK-KTM
24h 15m1 stop
Multiple Airlines Logo
22:20 - 14:10KTM-BKK
14h 35m1 stop
$560Multiple Airlines
Find Deal
Sat, 13 Dec - Sat, 20 Dec
Multiple Airlines Logo
10:50 - 09:50BKK-KTM
24h 15m1 stop
Multiple Airlines Logo
13:30 - 18:15KTM-BKK
3h 30mdirect
$566Multiple Airlines
Find Deal
Sat, 13 Dec - Sat, 20 Dec
Multiple Airlines Logo
10:50 - 09:50BKK-KTM
24h 15m1 stop
Multiple Airlines Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$568Multiple Airlines
Find Deal
Sat, 13 Dec - Fri, 19 Dec
Air India Logo
22:20 - 06:35BKK-KTM
9h 30m1 stop
Air India Logo
10:05 - 20:20KTM-BKK
9h 00m1 stop
$587Air India
Find Deal
Tue, 30 Dec - Tue, 6 Jan
Air India Logo
16:10 - 06:35BKK-KTM
15h 40m2 stops
Air India Logo
22:20 - 15:10KTM-BKK
15h 35m2 stops
$621Air India
Find Deal
Tue, 30 Dec - Tue, 6 Jan
Air India Logo
16:10 - 06:35BKK-KTM
15h 40m2 stops
Air India Logo
22:20 - 20:20KTM-BKK
20h 45m1 stop
$632Air India
Find Deal
Sat, 13 Dec - Sat, 20 Dec
Multiple Airlines Logo
22:20 - 06:35BKK-KTM
9h 30m1 stop
Multiple Airlines Logo
00:25 - 05:10KTM-BKK
3h 30mdirect
$635Multiple Airlines
Find Deal
Tue, 30 Dec - Mon, 5 Jan
Multiple Airlines Logo
03:45 - 12:15BKK-KTM
9h 45m1 stop
Multiple Airlines Logo
22:20 - 14:10KTM-BKK
14h 35m1 stop
$646Multiple Airlines
Find Deal
Fri, 12 Dec - Sat, 20 Dec
Thai Airways Logo
10:15 - 12:25BKK-KTM
3h 25mdirect
Thai Airways Logo
13:30 - 18:15KTM-BKK
3h 30mdirect
$652Thai Airways
Find Deal
Tue, 30 Dec - Tue, 6 Jan
Thai Airways Logo
21:15 - 23:25BKK-KTM
3h 25mdirect
Thai Airways Logo
13:30 - 18:15KTM-BKK
3h 30mdirect
$658Thai Airways
Find Deal
Sat, 13 Dec - Sat, 20 Dec

Air India flights from Bangkok to Kathmandu

Our best Air India deals on Bangkok to Kathmandu flight tickets
Air India
30 Dec
BKK22:20Bangkok Suvarnabhumi
9h 30m
1 stop
KTM06:35Kathmandu Tribhuvan
6 Jan
KTM10:05Kathmandu Tribhuvan
9h 00m
1 stop
BKK20:20Bangkok Suvarnabhumi
$587
Find similar
Air India
30 Dec
BKK16:10Bangkok Suvarnabhumi
15h 40m
2 stops
KTM06:35Kathmandu Tribhuvan
6 Jan
KTM22:20Kathmandu Tribhuvan
15h 35m
2 stops
BKK15:10Bangkok Suvarnabhumi
$621
Find similar
Air India
13 Dec
BKK16:10Bangkok Suvarnabhumi
15h 40m
2 stops
KTM06:35Kathmandu Tribhuvan
20 Dec
KTM22:20Kathmandu Tribhuvan
20h 45m
1 stop
BKK20:20Bangkok Suvarnabhumi
$632
Find similar

Thai Airways flights from Bangkok to Kathmandu

Our best Thai Airways deals on Bangkok to Kathmandu flight tickets
Thai Airways
30 Dec
BKK10:15Bangkok Suvarnabhumi
3h 25m
KTM12:25Kathmandu Tribhuvan
6 Jan
KTM13:30Kathmandu Tribhuvan
3h 30m
BKK18:15Bangkok Suvarnabhumi
$652
Find similar
Thai Airways
13 Dec
BKK21:15Bangkok Suvarnabhumi
3h 25m
KTM23:25Kathmandu Tribhuvan
20 Dec
KTM13:30Kathmandu Tribhuvan
3h 30m
BKK18:15Bangkok Suvarnabhumi
$658
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 16 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

Sat 13/12

10:50-09:50

1 stop24h 15m

Kathmandu Tribhuvan

Sat 20/12

22:20-14:10

1 stop14h 35m

$560

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 13/12

10:50-09:50

1 stop24h 15m

Kathmandu Tribhuvan

Sat 20/12

13:30-18:15

Nonstop3h 30m

$566

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 13/12

10:50-09:50

1 stop24h 15m

Kathmandu Tribhuvan

Fri 19/12

00:25-05:10

Nonstop3h 30m

$568

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 30/12

22:20-06:35

1 stop9h 30m

Kathmandu Tribhuvan

Tue 6/1

10:05-20:20

1 stop9h 00m

$587

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 30/12

16:10-06:35

2 stops15h 40m

Kathmandu Tribhuvan

Tue 6/1

22:20-15:10

2 stops15h 35m

$621

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 13/12

16:10-06:35

2 stops15h 40m

Kathmandu Tribhuvan

Sat 20/12

22:20-20:20

1 stop20h 45m

$632

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 30/12

22:20-06:35

1 stop9h 30m

Kathmandu Tribhuvan

Mon 5/1

00:25-05:10

Nonstop3h 30m

$635

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 12/12

03:45-12:15

1 stop9h 45m

Kathmandu Tribhuvan

Sat 20/12

22:20-14:10

1 stop14h 35m

$646

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 30/12

10:15-12:25

Nonstop3h 25m

Kathmandu Tribhuvan

Tue 6/1

13:30-18:15

Nonstop3h 30m

$652

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 13/12

21:15-23:25

Nonstop3h 25m

Kathmandu Tribhuvan

Sat 20/12

13:30-18:15

Nonstop3h 30m

$658

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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 typical price of a round-trip flight between Bangkok and Kathmandu?

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 $385, 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 $395.

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 $595. Flights from Bangkok to Kathmandu on a Saturday will generally be more expensive and average around $774. 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 $406 when looking at flights departing in the morning. Flights to Kathmandu are more costly in the evening, with an average ticket price of $834. 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 $440 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 $379 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

Wed and Sun

Airports in Kathmandu

1 airport
The fastest flight from Bangkok to Kathmandu takes 3h 25m
Direct flights go from Bangkok to Kathmandu on Wednesday and Sunday. 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 $190Free cancellationRating
7.2
31 reviews
Search Thai Lion Air flights
Thai AirAsiaPriceFrom $320Free cancellationRating
7.5
221 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
Thai Lion Air
Thai AirAsia