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Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from $541

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 11/4. 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 return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Bangkok Suvarnabhumi Airport to Kathmandu.
15:05 - 22:30BKK-KTM
8h 40m1 stop
11:10 - 15:45KTM-BKK
3h 20mdirect
Fri, 23 May - Fri, 30 May
03:00 - 22:30BKK-KTM
20h 45m1 stop
11:10 - 15:45KTM-BKK
3h 20mdirect
Thu, 22 May - Fri, 30 May
03:00 - 22:30BKK-KTM
20h 45m1 stop
07:35 - 16:55KTM-BKK
8h 05m1 stop
Thu, 22 May - Fri, 30 May
16:45 - 19:00BKK-KTM
3h 30mdirect
11:10 - 15:45KTM-BKK
3h 20mdirect
$614Nepal Airlines
Find Deal
Fri, 23 May - Fri, 30 May
22:25 - 06:35BKK-KTM
9h 25m1 stop
07:35 - 16:55KTM-BKK
8h 05m1 stop
$615Air India
Find Deal
Fri, 26 Sep - Tue, 21 Oct
15:15 - 13:00BKK-KTM
23h 00m1 stop
07:35 - 14:15KTM-BKK
29h 25m1 stop
$642Air India
Find Deal
Thu, 1 May - Thu, 15 May
03:00 - 11:50BKK-KTM
10h 05m1 stop
12:50 - 01:30KTM-BKK
11h 25m1 stop
$719China Southern
Find Deal
Wed, 30 Apr - Thu, 15 May
10:15 - 12:25BKK-KTM
3h 25mdirect
23:30 - 04:15KTM-BKK
3h 30mdirect
$868Thai Airways
Find Deal
Thu, 1 May - Thu, 15 May
03:00 - 11:50BKK-KTM
10h 05m1 stop
23:30 - 12:50KTM-BKK
12h 05m1 stop
$949China Southern
Find Deal
Mon, 22 Sep - Wed, 22 Oct
21:15 - 23:25BKK-KTM
3h 25mdirect
00:25 - 05:10KTM-BKK
3h 30mdirect
$1,347Thai Airways
Find Deal
Thu, 25 Sep - Mon, 20 Oct

Air India flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best Air India deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
Air India
26 Sept
BKK22:25Bangkok Suvarnabhumi
9h 25m
1 stop
KTM06:35Kathmandu Tribhuvan
21 Oct
KTM07:35Kathmandu Tribhuvan
8h 05m
1 stop
BKK16:55Bangkok Suvarnabhumi
Air India
1 May
BKK15:15Bangkok Suvarnabhumi
23h 00m
1 stop
KTM13:00Kathmandu Tribhuvan
15 May
KTM07:35Kathmandu Tribhuvan
29h 25m
1 stop
BKK14:15Bangkok Suvarnabhumi
Air India
25 Sept
BKK17:55Bangkok Suvarnabhumi
13h 55m
1 stop
KTM06:35Kathmandu Tribhuvan
21 Oct
KTM07:35Kathmandu Tribhuvan
8h 05m
1 stop
BKK16:55Bangkok Suvarnabhumi

China Southern flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best China Southern deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
China Southern
30 Apr
BKK03:00Bangkok Suvarnabhumi
10h 05m
1 stop
KTM11:50Kathmandu Tribhuvan
15 May
KTM12:50Kathmandu Tribhuvan
11h 25m
1 stop
BKK01:30Bangkok Suvarnabhumi
China Southern
22 Sept
BKK03:00Bangkok Suvarnabhumi
10h 05m
1 stop
KTM11:50Kathmandu Tribhuvan
22 Oct
KTM23:30Kathmandu Tribhuvan
12h 05m
1 stop
BKK12:50Bangkok Suvarnabhumi
China Southern
26 Sept
BKK13:45Bangkok Suvarnabhumi
10h 00m
1 stop
KTM22:30Kathmandu Tribhuvan
22 Oct
KTM12:50Kathmandu Tribhuvan
21h 05m
2 stops
BKK11:10Bangkok Suvarnabhumi

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 $434, 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 August instead. Flights to Kathmandu in August, while not as cheap as those in January, still average around $448.

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

The cheapest day to depart from Bangkok Suvarnabhumi Airport to Kathmandu is on a Thursday when prices can be found for as low as $0. Flights from Bangkok Suvarnabhumi Airport to Kathmandu on a Tuesday will generally be more expensive and average around $1,327. 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 Suvarnabhumi Airport at midday is the least expensive time of day to depart. momondo users have found prices as low as $0 when looking at flights departing at midday. Flights to Kathmandu are more costly in the morning, with an average ticket price of $579. Departure times in the morning 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 11 weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $545 when searching 11 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 $429 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 March 2025, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 28% 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 return 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

Best price found

$541

Fastest flight time

3h 25m

Direct flights

Fri and Sat

Airports in Kathmandu

1 airport
The best one-way flight to Kathmandu from Bangkok Suvarnabhumi Airport in the past 72 hours is $541. The best return flight deal from Bangkok Suvarnabhumi Airport to Kathmandu found on momondo in the last 72 hours is $598.
The fastest flight from Bangkok Suvarnabhumi Airport to Kathmandu takes 3h 25m
Direct flights go from Bangkok Suvarnabhumi Airport to Kathmandu on Friday and Saturday. Airlines offering direct flights are: Nepal Airlines and Thai Airways..
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)

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

    The straight-line distance from Bangkok Suvarnabhumi to Kathmandu Tribhuvan is 2231.4 km. Typically, this will take 3h 25m by plane in normal conditions.

  • 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 licence 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 Lion AirPriceFrom $335Free cancellationRating
7.2
27 reviews
Search Thai Lion Air flights
Thai AirAsiaPriceFrom $344Free cancellationRating
7.5
205 reviews
Search Thai AirAsia flights
Thai AirwaysPriceFrom $649Free cancellationRating
7.8
319 reviews
Search Thai Airways flights
  • Thai Airways Flights From Bangkok Suvarnabhumi Airport to Kathmandu

    Thai Airways flies from Bangkok Suvarnabhumi Airport to Kathmandu around 9 times per week, with 319 momondo users rating the airline 7.8/10. The cheapest Thai Airways deal from Bangkok Suvarnabhumi Airport to Kathmandu in the last 72 hours was $408 (round-trip), much lower than the average airfare cost of $494 for Thai Airways flights on this route.


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?

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 Kathmandu from Bangkok.

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

All flight searches from Bangkok to Kathmandu on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Bangkok to Kathmandu flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Kathmandu from Bangkok are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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