Cheap Flights from Bangkok to Kathmandu from S$ 210

Frequently Asked Questions

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

  Based on Trip.com data, Thai Lion Air offers one-way fares as low as S$ 210 on Cheapest nonstop routes (e.g. DMK to KTM on Mon, Sep 28), while Thai Lion Air offers Cheapest nonstop round-trips from S$ 387 departing on Mon, Sep 21 and returning on Wed, Sep 23.

• Which airlines offer direct flights from Bangkok to Kathmandu?

  At the moment, you can catch a direct flight from Bangkok to Kathmandu with the following airlines, including: Thai Airways Thai Lion Air Nepal Airlines 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 Bangkok (BKK) to Kathmandu (KTM)?

  It takes about 3 hours 26 minutes to fly from Bangkok (BKK) to Kathmandu (KTM).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Kathmandu 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 per week from Bangkok to Kathmandu?

  Based on Trip.com data in the past 4 weeks, there is 16 flight per week flying from Bangkok to Kathmandu. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG319 (10:36) Thai Airways: S/M/T/W/T/F/S -- TG309 (21:42) Nepal Airlines: S/-/-/-/T/-/- -- RA402 (17:54)

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

  To find best deals on flights from Bangkok to Kathmandu, 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, Sep 28, with one-way flights priced at just S$ 210.
  · 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 Lion Air.
  · 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 Kathmandu travel is around July.
  · Get exclusive promo codes for Trip.com app users.

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

  The cheapest months to fly from Bangkok to Kathmandu is August, when demand for travel is lower.

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

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Bangkok to Kathmandu on August 23, 2026 with Air India Express, with prices starting at S$ 212.

• Which airports can I fly through when travelling to Kathmandu from Bangkok?

  You can land at any one of the following hubs in Kathmandu, with Suvarnabhumi Airport to Tribhuvan International Airport (BKK-KTM) is by far the most common option on this route: Tribhuvan International Airport (KTM).

• What is the time difference between Bangkok and Kathmandu?

  The time difference between Kathmandu and Bangkok is 1h.

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

  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 cost of a one-way flight from Bangkok to Kathmandu?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Bangkok to Kathmandu is S$ 412. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Bangkok to Kathmandu?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Bangkok to Kathmandu is S$ 661. The final price depends on the outbound and return dates, airline and fare conditions.

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

  Enter Bangkok and Kathmandu, 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 Bangkok to Kathmandu route?

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