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Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from $151

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 5/13. 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

These are some of the best round-trip flight deals from Bangkok Suvarnabhumi Airport to Kathmandu that have been recently found on momondo from popular airlines, departing in the coming months.
 Logo
7:00 pm - 10:30 pmBKK-KTM
28h 45m1 stop
 Logo
1:15 pm - 6:15 amKTM-BKK
15h 45m1 stop
Mon, May 26 - Mon, Jun 2
 Logo
8:20 am - 11:50 amBKK-KTM
28h 45m1 stop
 Logo
1:15 pm - 12:55 pmKTM-BKK
22h 25m1 stop
Sun, May 18 - Sun, Jun 15
China Southern Logo
8:20 pm - 10:30 pmBKK-KTM
27h 25m1 stop
China Southern Logo
12:50 pm - 11:40 amKTM-BKK
21h 35m1 stop
$333China Southern
Find Deal
Thu, Jun 12 - Thu, Jun 19
China Southern Logo
12:40 pm - 11:50 amBKK-KTM
24h 25m1 stop
China Southern Logo
11:30 pm - 5:55 pmKTM-BKK
17h 10m1 stop
$347China Southern
Find Deal
Wed, Jul 2 - Sat, Jul 5
Air India Logo
10:25 pm - 9:05 amBKK-KTM
11h 55m1 stop
Air India Logo
7:35 am - 4:55 pmKTM-BKK
8h 05m1 stop
$396Air India
Find Deal
Mon, May 19 - Mon, Jun 16
Nepal Airlines Logo
4:45 pm - 7:00 pmBKK-KTM
3h 30mnonstop
Nepal Airlines Logo
11:10 am - 3:45 pmKTM-BKK
3h 20mnonstop
$404Nepal Airlines
Find Deal
Mon, May 12 - Fri, May 16
Nepal Airlines Logo
4:45 pm - 7:00 pmBKK-KTM
3h 30mnonstop
Nepal Airlines Logo
11:10 am - 3:45 pmKTM-BKK
3h 20mnonstop
$408Nepal Airlines
Find Deal
Mon, May 26 - Mon, Jun 2
Air India Logo
8:40 am - 6:35 amBKK-KTM
23h 10m1 stop
Air India Logo
7:35 am - 7:40 amKTM-BKK
22h 50m1 stop
$434Air India
Find Deal
Wed, Oct 1 - Wed, Oct 8
Thai Airways Logo
9:15 pm - 11:25 pmBKK-KTM
3h 25mnonstop
Thai Airways Logo
12:25 am - 5:10 amKTM-BKK
3h 30mnonstop
$459Thai Airways
Find Deal
Wed, Jul 2 - Fri, Jul 4
Thai Airways Logo
8:15 pm - 10:25 pmBKK-KTM
3h 25mnonstop
Thai Airways Logo
1:30 pm - 6:15 pmKTM-BKK
3h 30mnonstop
$462Thai Airways
Find Deal
Thu, May 15 - Mon, May 19

China Southern flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best China Southern deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
China Southern
Jun 12
BKK8:20 pmBangkok Suvarnabhumi
27h 25m
1 stop
KTM10:30 pmKathmandu Tribhuvan
Jun 19
KTM12:50 pmKathmandu Tribhuvan
21h 35m
1 stop
BKK11:40 amBangkok Suvarnabhumi
China Southern
Jul 2
BKK12:40 pmBangkok Suvarnabhumi
24h 25m
1 stop
KTM11:50 amKathmandu Tribhuvan
Jul 5
KTM11:30 pmKathmandu Tribhuvan
17h 10m
1 stop
BKK5:55 pmBangkok Suvarnabhumi
China Southern
May 12
BKK11:20 amBangkok Suvarnabhumi
12h 25m
1 stop
KTM10:30 pmKathmandu Tribhuvan
May 29
KTM12:50 pmKathmandu Tribhuvan
24h 00m
1 stop
BKK2:05 pmBangkok Suvarnabhumi

Thai Airways flights from Bangkok Suvarnabhumi Airport to Kathmandu

Our best Thai Airways deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
Thai Airways
Jul 2
BKK9:15 pmBangkok Suvarnabhumi
3h 25m
KTM11:25 pmKathmandu Tribhuvan
Jul 4
KTM12:25 amKathmandu Tribhuvan
3h 30m
BKK5:10 amBangkok Suvarnabhumi
Thai Airways
May 15
BKK8:15 pmBangkok Suvarnabhumi
3h 25m
KTM10:25 pmKathmandu Tribhuvan
May 19
KTM1:30 pmKathmandu Tribhuvan
3h 30m
BKK6:15 pmBangkok Suvarnabhumi
Thai Airways
Jul 23
BKK9:15 pmBangkok Suvarnabhumi
3h 25m
KTM11:25 pmKathmandu Tribhuvan
Jul 26
KTM12:25 amKathmandu Tribhuvan
3h 30m
BKK5:10 amBangkok 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 cheapest month to fly to Kathmandu?

The month of August is another great option to travel to Kathmandu, with average flight prices from Bangkok Suvarnabhumi Airport averaging around $282.

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

According to our data, Thursday is the cheapest day to fly to Kathmandu from Bangkok Suvarnabhumi Airport. The lowest ticket price found for a Thursday departure recently was $437. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Bangkok Suvarnabhumi Airport to Kathmandu on a Tuesday will generally be more expensive and average around $536. 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?

At noon is the cheapest time of day to fly from Bangkok Suvarnabhumi Airport to Kathmandu when you can find flight prices for as low as $310. Flying to Kathmandu at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $455.

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 $340 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 $268 on momondo.

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

There are 3 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 April 2025, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 22% 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

Best Price Found

$151

Fastest flight time

3h 25m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Kathmandu

1 airport
The best one-way flight to Kathmandu from Bangkok Suvarnabhumi Airport in the past 72 hours is $151. The best round-trip flight deal from Bangkok Suvarnabhumi Airport to Kathmandu found on momondo in the last 72 hours is $316.
The fastest flight from Bangkok Suvarnabhumi Airport to Kathmandu takes 3h 25m
Direct flights go from Bangkok Suvarnabhumi Airport to Kathmandu on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. 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?

    There are 1386.5 mi between Bangkok Suvarnabhumi and Kathmandu Tribhuvan. Flights usually cover this in 3h 25m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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?

    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 Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport.

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

    The necessary travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 $209Free CancellationRating
7.5
208 reviews
Search Thai AirAsia flights
Thai Lion AirPriceFrom $227Free CancellationRating
7.2
27 reviews
Search Thai Lion Air flights
Nepal AirlinesPriceFrom $383Free CancellationRating
5.8
11 reviews
Search Nepal Airlines flights
Thai AirwaysPriceFrom $420Free CancellationRating
7.7
325 reviews
Search Thai Airways flights
  • Thai Airways Flights From Bangkok Suvarnabhumi Airport to Kathmandu

    Thai Airways flies from Bangkok Suvarnabhumi Airport to Kathmandu around 12 times per week, with 325 momondo users rating the airline 7.7/10. The cheapest Thai Airways deal from Bangkok Suvarnabhumi Airport to Kathmandu in the last 72 hours was $420 (round-trip), much lower than the average airfare cost of $485 for Thai Airways flights on this route.

  • Nepal Airlines Flights From Bangkok Suvarnabhumi Airport to Kathmandu

    $383 is the best Nepal Airlines flight deal from Bangkok Suvarnabhumi Airport to Kathmandu found on momondo over the last 72 hours. The average Nepal Airlines ticket price found was closer to $411, however, with flight time and availability significantly affecting the price. Nepal Airlines (5.8/10 from 11 user reviews) flies into Kathmandu from Bangkok Suvarnabhumi Airport 2 times in an average week so prices can vary.


Traveling 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 collates all your flight options in one place and lets you filter them to find the perfect flight from Bangkok to Kathmandu. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Kathmandu from Bangkok on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bangkok to Kathmandu.

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

Yes. momondo can track prices for Bangkok to Kathmandu flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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