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Flights from Kathmandu to Bangkok

Find Cheapest Airlines Flying from Kathmandu to Bangkok

Choose from 5 carriers that fly from Kathmandu to Bangkok, including Nepal Airlines, Thai AirAsia, and Thai Lion Air. Enjoy the cheapest tickets on this route with Thai AirAsia.

Find direct flights from Kathmandu to Bangkok within the next three months. Book one-way flights from CAD 123 or return tickets from CAD 275.

Displayed flight fares from Kathmandu to Bangkok are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Kathmandu to Bangkok Flights

The distance between Kathmandu and Bangkok is about 2,207.06km. It takes around 3 hours 22 minutes on average to fly from Kathmandu to Bangkok. The most popular month to Bangkok is July. The off-season for travel is September.

Cheapest one-way flight priceCAD 123
Cheapest return ticket priceCAD 275
Off-season travel monthSeptember
Peak season for travelJuly
Flight distance2,207.06km
Average flight time3 hours 22 minutes
Popular airlineNepal Airlines

When is the cheapest time to fly from Kathmandu to Bangkok?

The cheapest time for Kathmandu to Bangkok flights: Feb 15 to Feb 22 — one way flight prices from CAD 121.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Kathmandu to Bangkok, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Kathmandu (KTM) to Bangkok (BKK)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as CAD 123 on Cheapest nonstop routes (e.g. KTM to DMK on Mon, Feb 2), while Thai AirAsia offers Cheapest nonstop round-trips from CAD 275 departing on Mon, Feb 2 and returning on Fri, Feb 6.
  • At the moment, you can catch a direct flight from Kathmandu to Bangkok with the following airlines, including: Thai Lion Air Nepal Airlines Thai AirAsia Yetiairlines Thai Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 3 hours 22 minutes to fly from Kathmandu (KTM) to Bangkok (BKK).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kathmandu to Bangkok is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 9 flight per week flying from Kathmandu to Bangkok. You can check the weekly schedule for popular airlines on this route below: Thai AirAsia: S/-/T/-/T/-/S -- FD183 (16:31) Thai Airways: S/M/T/W/T/F/S -- TG310 (00:47) Thai Airways: S/M/T/W/T/F/S -- TG320 (14:34)
  • To find best deals on flights from Kathmandu to Bangkok, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Feb 2, with one-way flights priced at just CAD 123.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Bangkok travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Kathmandu to Bangkok is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Kathmandu to Bangkok on December 24, 2025 with Thai AirAsia, with prices starting at CAD 120.
  • You can land at any one of the following hubs in Bangkok, with Tribhuvan International Airport to Don Mueang International Airport (KTM-DMK) is by far the most common option on this route: Suvarnabhumi Airport (BKK) Don Mueang International Airport (DMK).
  • The time difference between Bangkok and Kathmandu is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.