S$229 Cheap Flights from Kathmandu to Bangkok

View S$229 flight on Sun, 4 Jan, 2026Opens in a new window

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

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Cheap Flights from Kathmandu to Bangkok (KTM-BKK)

Prices were available within the past 7 days and start at S$229 for one-way flights and S$417 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SriLankan Airlines
Thu, 8 Jan - Sat, 17 Jan
KTM
Kathmandu
BKK
Bangkok
S$417 Return, found 2 days ago
S$417
Return
found 2 days ago
Select SriLankan Airlines flight, departing Thu, 8 Jan from Kathmandu to Bangkok, returning Sat, 17 Jan, priced at S$417 found 2 days ago
Thai Airways International
Thu, 20 Nov - Thu, 27 Nov
KTM
Kathmandu
BKK
Bangkok
S$502 Return, found 5 days ago
S$502
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 20 Nov from Kathmandu to Bangkok, returning Thu, 27 Nov, priced at S$502 found 5 days ago
Thai Airways International
Fri, 9 Jan - Tue, 20 Jan
KTM
Kathmandu
BKK
Bangkok
S$504 Return, found 2 days ago
S$504
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 9 Jan from Kathmandu to Bangkok, returning Tue, 20 Jan, priced at S$504 found 2 days ago
Thai Airways International
Fri, 9 Jan - Mon, 19 Jan
KTM
Kathmandu
BKK
Bangkok
S$504 Return, found 12 hours ago
S$504
Return
found 12 hours ago
Select Thai Airways International flight, departing Fri, 9 Jan from Kathmandu to Bangkok, returning Mon, 19 Jan, priced at S$504 found 12 hours ago
Thai Airways International
Wed, 22 Oct - Sun, 26 Oct
KTM
Kathmandu
BKK
Bangkok
S$517 Return, found 5 days ago
S$517
Return
found 5 days ago
Select Thai Airways International flight, departing Wed, 22 Oct from Kathmandu to Bangkok, returning Sun, 26 Oct, priced at S$517 found 5 days ago
Air India
Thu, 20 Nov - Thu, 27 Nov
KTM
Kathmandu
BKK
Bangkok
S$526 Return, found 5 days ago
S$526
Return
found 5 days ago
Select Air India flight, departing Thu, 20 Nov from Kathmandu to Bangkok, returning Thu, 27 Nov, priced at S$526 found 5 days ago
Singapore Airlines
Thu, 8 Jan - Sat, 17 Jan
KTM
Kathmandu
BKK
Bangkok
S$653 Return, found 2 days ago
S$653
Return
found 2 days ago
Select Singapore Airlines flight, departing Thu, 8 Jan from Kathmandu to Bangkok, returning Sat, 17 Jan, priced at S$653 found 2 days ago
IndiGo
Sat, 1 Nov - Sun, 9 Nov
KTM
Kathmandu
BKK
Bangkok
S$659 Return, found 2 days ago
S$659
Return
found 2 days ago
Select IndiGo flight, departing Sat, 1 Nov from Kathmandu to Bangkok, returning Sun, 9 Nov, priced at S$659 found 2 days ago
Biman Bangladesh
Mon, 20 Oct - Fri, 31 Oct
KTM
Kathmandu
BKK
Bangkok
S$699 Return, found 5 days ago
S$699
Return
found 5 days ago
Select Biman Bangladesh flight, departing Mon, 20 Oct from Kathmandu to Bangkok, returning Fri, 31 Oct, priced at S$699 found 5 days ago
Sichuan Airlines
Thu, 20 Nov - Thu, 27 Nov
KTM
Kathmandu
BKK
Bangkok
S$764 Return, found 5 days ago
S$764
Return
found 5 days ago
Select Sichuan Airlines flight, departing Thu, 20 Nov from Kathmandu to Bangkok, returning Thu, 27 Nov, priced at S$764 found 5 days ago

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

August is typically the cheapest month to fly

From S$229 - S$459 per traveller.

Frequently asked questions

How much is a flight from KTM to Suvarnabhumi Airport?
The lowest price advertised for a round-trip flight from Tribhuvan Intl. Airport to BKK is S$417. But you better get a move on. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tribhuvan Intl. Airport to Bangkok Airport?
The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Tribhuvan Intl. Airport to Suvarnabhumi Airport 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 Tribhuvan Intl. Airport (KTM) to Bangkok Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Tribhuvan Intl. Airport (KTM) to BKK?
The flying distance between Tribhuvan Intl. Airport and Bangkok Airport is 2,200 kilometres. Listen to some music or make a start on the latest bestseller and the trip will whiz by.
Which airlines fly direct from Tribhuvan Intl. Airport to Bangkok Airport?
One airline that flies from Tribhuvan Intl. Airport (KTM) to BKK is Thai Smile (WE). It offers 30 flights a month. After some more options? Check out the seats available with Nepal Airlines (RA). This carrier offers 13 monthly flights between these destinations.
Are Tribhuvan Intl. Airport to BKK flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Tribhuvan Intl. Airport to Suvarnabhumi Airport are available up to 12 months before departure on Expedia. And although you may occasionally score fantastic last-minute deals, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Tribhuvan Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air China, Air India, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, IndiGo, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, Thai Airways International
Return price
S$416
Distance
2216 km
Average flight time
4 hours 41 mins

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Perfect flights from Kathmandu to Bangkok

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*Note: Prices may vary based on availability and are subject to change.
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