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Departure·1 pax, Economy

Cheapest flights for Bangkok – Kathmandu (BKK – KTM)

Aviasales.ge will find you the cheapest airfare for Bangkok – Kathmandu by comparing the ticket prices to Kathmandu using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy your tickets for Bangkok – Kathmandu is up to you.

Bangkok – Kathmandu is most popular in February and December. During this period the average ticket price is 769.

Direct flight for from Bangkok to Kathmandu

The easiest way to to get to your destination is a direct flight. Direct flights for from Bangkok to Kathmandu are offered by:

  • Thai Airways (daily TG309)
  • Thai AirAsia (4 days per week, flight FD182)
  • Thai Lion Air (3 days per week, flight SL220)
  • Royal Nepal Airlines (3 days per week, flight RA402)

Kathmandu is served by 1 airport: Tribhuvan International Airport. Direct flights for Bangkok – Kathmandu are operated by:
  • Thai AirAsia, Thai Lion Air from Don Mueang International Airport to Tribhuvan International Airport
  • Royal Nepal Airlines, Thai Airways from Suvarnabhumi Airport to Tribhuvan International Airport
Flight with layover for the route from Bangkok to Kathmandu

The lowest prices for flights with layovers are offered by China Southern Airlines with a layover in Guangzhou. Tickets start at 1 460.

Affordable and convenient options are also available from:

  • Singapore Airlines (starting at 1 767 with a layover in Singapore)

Please keep in mind that depending on the number of days remaining until your departure, ticket prices for Bangkok – Kathmandu could change by more than 57%.

Aviasales.ge suggests buying tickets for Bangkok – Kathmandu in advance in order to choose the conditions for your flight that best suit your preferences and budget.

General information on flight Bangkok – Kathmandu (BKK – KTM)
3 ⁠hr 28 ⁠min
Average flight duration
2,206 km
Distance
1 ⁠hr
Current time difference
26
Number of flights per week
₾238
Lowest price
₾268
Average ticket price
10:15
Earliest flight out
21:15
Latest flight out

Direct flight schedule from Bangkok to Kathmandu

The easiest way to get to your destination is with a direct flight. The following airlines operate flights from Bangkok to Kathmandu:
Thai AirAsia
Mon, Sun
from ₾253
Thai Lion Air
Mon, Sun
from ₾242

Ticket prices for Bangkok – Kathmandu by month *

Month One-way Round-trip
December 2025 19.12.2025
01.12 - 08.12.2025
February 2026 01.02.2026
02.02 - 15.02.2026

* Prices found by users over the last 48 hours (they do not represent an offer).

Cheapest flight for from Bangkok to Kathmandu found by our users over the last 48 hours: ticket with Thai AirAsia with a departure on 19.12.2025 and a price of 404 GEL.
Fastest flight for from Bangkok to Kathmandu: ticket with Thai Airways with the nearest departure on 17.01.2026 and a flight duration of 3hrs. 25min..
Airlines flying from Bangkok to Kathmandu
Airports serving Bangkok – Kathmandu

Bangkok airports serving flights to Kathmandu:

  • Suvarnabhumi Airport (BKK)
  • Don Mueang International Airport (DMK)

Kathmandu airports accepting flights from Bangkok:

  • Tribhuvan International Airport (KTM)