Cheap Flights Kathmandu to Bangkok from £132

Flight FAQs

• Which airlines offer the cheapest flights from Kathmandu to Bangkok?

  Based on Trip.com data, SriLankan Airlines offers Cheapest nonstop one-way flights from £132 (for example, KTM–BKK on Fri, Sep 25). For a Cheapest nonstop return flight, Thai Lion Air offers fares from £238, departing on Fri, Sep 25 and returning on Sun, Sep 27.

• Which airlines offer direct flights from Kathmandu to Bangkok?

  At the moment, you can catch a direct flight from Kathmandu to Bangkok with the following airlines, including: Thai Airways Nepal Airlines Thai Lion Air Thai AirAsia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Kathmandu to Bangkok?

  A flight from Kathmandu (KTM) to Bangkok (BKK) takes an average of 3 hours 26 minutes.

• When is the best time to book flights from Kathmandu to Bangkok?

  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.

• How many flights are there from Kathmandu to Bangkok each week?

  On average, 16 direct flights operate each week between Kathmandu and Bangkok. See below the schedules of the main airlines serving this route:
  Thai Airways: S/M/T/W/T/F/S – TG310 (departure at 00:17) Thai Airways: S/M/T/W/T/F/S – TG320 (departure at 14:07) Nepal Airlines: S/-/-/W/T/-/S – RA401 (departure at 11:36)

• How can I find the best deals on flights from Kathmandu to Bangkok?

  Here are some tips for finding the best flight deals from Kathmandu to Bangkok on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Fri, Sep 25, with one-way fares from just £132.
  · Compare airlines. Thai Airways currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to Bangkok.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Kathmandu to Bangkok to get the best price?

  The cheapest month to book a flight from Kathmandu to Bangkok is usually September, when demand is lower.

• Which upcoming date is the cheapest for flights from Kathmandu to Bangkok?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Kathmandu to Bangkok on September 25, 2026 with Thai Lion Air, with prices starting at £101.

• Which airports should you choose for flights from Kathmandu to Bangkok?

  Flights to Bangkok can arrive at: Suvarnabhumi Airport (BKK) and Don Mueang International Airport (DMK). The most common route connects Tribhuvan International Airport and Suvarnabhumi Airport (KTM–BKK).

• What is the time difference between Kathmandu and Bangkok?

  The time difference between Bangkok and Kathmandu is 1h.

• How can I change or cancel my flight ticket from Kathmandu to Bangkok?

  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.

• What is the average price of a one-way flight from Kathmandu to Bangkok?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Kathmandu to Bangkok is £287. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Kathmandu to Bangkok?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Kathmandu to Bangkok is £420. Fares vary by travel date, airline and availability.

• How do I book flights from Kathmandu to Bangkok on Trip.com?

  Enter Kathmandu and Bangkok, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

• Are there budget airlines on the Kathmandu to Bangkok route?

  Thai Lion Air and IndiGoare the most popular budget airlines flying from Kathmandu to Bangkok. Check baggage, seat and payment fees before comparing the final price.