Cheap Flights from Bangkok (BKK) to Kathmandu (KTM) from HK$1,233~

View HK$1,233 flight on Sun, 23 Nov 2025Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Tribhuvan Intl. Airport (KTM)

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Find Cheap Flights from Bangkok (BKK) to Kathmandu (KTM)

Prices were available within the past 7 days and start at HK$1,233 for one-way flights and HK$2,821 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Sat, 13 Dec - Sun, 21 Dec
BKK
Bangkok
KTM
Kathmandu
HK$2,821 Return, found 1 hour ago
HK$2,821
Return
found 1 hour ago
Select China Southern Airlines flight, departing Sat, 13 Dec from Bangkok to Kathmandu, returning Sun, 21 Dec, priced at HK$2,821 found 1 hour ago
China Southern Airlines
Sat, 13 Dec - Sun, 21 Dec
BKK
Bangkok
KTM
Kathmandu
HK$2,906 Return, found 1 hour ago
HK$2,906
Return
found 1 hour ago
Select China Southern Airlines flight, departing Sat, 13 Dec from Bangkok to Kathmandu, returning Sun, 21 Dec, priced at HK$2,906 found 1 hour ago
SriLankan Airlines
Wed, 18 Mar - Mon, 23 Mar
BKK
Bangkok
KTM
Kathmandu
HK$3,014 Return, found 6 days ago
HK$3,014
Return
found 6 days ago
Select SriLankan Airlines flight, departing Wed, 18 Mar from Bangkok to Kathmandu, returning Mon, 23 Mar, priced at HK$3,014 found 6 days ago
SriLankan Airlines
Thu, 29 Jan - Wed, 4 Feb
BKK
Bangkok
KTM
Kathmandu
HK$3,035 Return, found 15 hours ago
HK$3,035
Return
found 15 hours ago
Select SriLankan Airlines flight, departing Thu, 29 Jan from Bangkok to Kathmandu, returning Wed, 4 Feb, priced at HK$3,035 found 15 hours ago
Air India
Fri, 20 Feb - Tue, 24 Feb
BKK
Bangkok
KTM
Kathmandu
HK$3,176 Return, found 5 days ago
HK$3,176
Return
found 5 days ago
Select Air India flight, departing Fri, 20 Feb from Bangkok to Kathmandu, returning Tue, 24 Feb, priced at HK$3,176 found 5 days ago
China Southern Airlines
Mon, 29 Dec - Fri, 2 Jan
BKK
Bangkok
KTM
Kathmandu
HK$3,187 Return, found 6 days ago
HK$3,187
Return
found 6 days ago
Select China Southern Airlines flight, departing Mon, 29 Dec from Bangkok to Kathmandu, returning Fri, 2 Jan, priced at HK$3,187 found 6 days ago
Air India
Tue, 17 Mar - Sun, 22 Mar
BKK
Bangkok
KTM
Kathmandu
HK$3,195 Return, found 6 days ago
HK$3,195
Return
found 6 days ago
Select Air India flight, departing Tue, 17 Mar from Bangkok to Kathmandu, returning Sun, 22 Mar, priced at HK$3,195 found 6 days ago
Thai Airways International
Sat, 22 Nov - Sat, 29 Nov
BKK
Bangkok
KTM
Kathmandu
HK$3,673 Return, found 1 day ago
HK$3,673
Return
found 1 day ago
Select Thai Airways International flight, departing Sat, 22 Nov from Bangkok to Kathmandu, returning Sat, 29 Nov, priced at HK$3,673 found 1 day ago
Biman Bangladesh
Sat, 3 Jan - Sun, 11 Jan
BKK
Bangkok
KTM
Kathmandu
HK$4,088 Return, found 8 hours ago
HK$4,088
Return
found 8 hours ago
Select Biman Bangladesh flight, departing Sat, 3 Jan from Bangkok to Kathmandu, returning Sun, 11 Jan, priced at HK$4,088 found 8 hours ago
Sichuan Airlines
Mon, 29 Dec - Fri, 2 Jan
BKK
Bangkok
KTM
Kathmandu
HK$4,213 Return, found 6 days ago
HK$4,213
Return
found 6 days ago
Select Sichuan Airlines flight, departing Mon, 29 Dec from Bangkok to Kathmandu, returning Fri, 2 Jan, priced at HK$4,213 found 6 days ago

Find the cheapest month to fly from Bangkok (BKK) to Kathmandu (KTM)

July is typically the cheapest month to fly

From HK$1,828 - HK$3,756 per traveller.

Frequently asked questions

How much is a flight from Suvarnabhumi Intl. Airport (BKK) to Tribhuvan Intl. Airport?
Round-trip tickets from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) start from HK$2,821. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM)?
This can differ between air carriers, as each one has its own set of terms and conditions. Visit the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from Suvarnabhumi Intl. Airport (BKK) to KTM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Bangkok Airport to Tribhuvan Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Airport to KTM?
The flight distance from BKK to KTM is 2,200 kilometers. Pack yourself a drink, a few snacks and a few good podcasts. Keep yourself busy in the air and time will zip by.
Which airlines fly direct from BKK to Tribhuvan Intl. Airport (KTM)?
A popular airline that services the route from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) is Thai Smile (WE). It offers 30 flights a month. Operating 13 flights each month along this route, Nepal Airlines (RA) is another good choice.
Are BKK to Tribhuvan Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) are available up to 12 months prior to departure on Expedia. And although you may nab a great last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air China, Air India, Biman Bangladesh, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Return price
HK$2,821
Distance
2216 km
Average flight time
2 hours 11 mins

Book with confidence

Flights from Bangkok to Kathmandu

Book cheap flights from Bangkok (BKK) to Kathmandu (KTM) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Bangkok (BKK) to Kathmandu (KTM) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Bangkok (BKK) to Kathmandu (KTM) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Kathmandu flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Kathmandu and things to do in Kathmandu for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Kathmandu more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Kathmandu is HK$1,233 now!

 

Flights from Bangkok to Kathmandu

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