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Cheap Flights from Kathmandu to Bangkok

Popular airlines from Kathmandu to Bangkok

Choose from 4 carriers that fly from Kathmandu to Bangkok, including Thai Lion Air, Thai AirAsia, and Thai Airways. Enjoy the cheapest tickets on this route with Thai AirAsia.
Thai Lion Air logo Thai Lion Air Thai AirAsia logo Thai AirAsia Thai Airways logo Thai Airways Nepal Airlines logo Nepal Airlines

Cheap Flights from Kathmandu to Bangkok starting at S$ 119

Find direct flights from Kathmandu to Bangkok within the next three months. Book one-way flights from S$ 119 or return tickets from S$ 213.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flying from Kathmandu to Bangkok

The distance between Kathmandu and Bangkok is about 2,207.06km. It takes around 3 hours 23 minutes on average to fly from Kathmandu to Bangkok. The most popular month to Bangkok is March. The off-season for travel is May.

Cheapest one-way flight price S$ 119
Cheapest return ticket price S$ 213
Off-season for travel May
Peak season for travel March
Flight distance 2,207.06km
Average flight time 3 hours 23 minutes
Popular airline Thai Lion Air

Cheapest time to fly from Kathmandu to Bangkok

The cheapest time for Kathmandu to Bangkok flights: Aug 17 to Aug 24 — one way flight prices from S$ 106.

Cheapest flights
From price
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  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
  • 21 28

  • Oct

    28 5
Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When to buy flight tickets from Kathmandu (KTM) to Bangkok (BKK) the cheapest?

    Airlines adjust prices for flights from Kathmandu to Bangkok based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much is a flight from Kathmandu (KTM) to Bangkok (BKK) cost?

    According to Trip.com's data, the lowest price is around S$ 780.

  • How long is a flight from Kathmandu (KTM) to Bangkok (BKK)?

    It takes about 3 hours 23 minutes to fly from Kathmandu (KTM) to Bangkok (BKK).

  • What are the most popular airlines that fly from Kathmandu (KTM) to Bangkok (BKK)?

    Airlines with flights from Kathmandu (KTM) to Bangkok (BKK): Nepal Airlines, Thai AirAsia, Thai Lion Air and Thai Airways.

  • How many airports in Bangkok?

    There are 2 airports near Bangkok: Suvarnabhumi Airport and Don Mueang International Airport.

How to find a cheap flight from Kathmandu to Bangkok

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Kathmandu to Bangkok. Book your flights at the right time and save more.
1
Choose your dates flexibly and get the best deals on flights from Kathmandu to Bangkok.
Tap 'Date' on the flight search bar to browse the calendar for Kathmandu to Bangkok airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Wed, Sep 3, with one-way flights starting at S$ 119.
2
Compare cheap flight deals from hundreds of airlines for Kathmandu to Bangkok flights.
Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Kathmandu to Bangkok. The cheapest flight at the moment is with Thai AirAsia.
3
Set up a Price Alert
Set up a Price Alert for your Kathmandu to Bangkok flights and track ticket prices easily—no need for daily checks.
4
Don't miss out on cheap deals and promo codes for Kathmandu to Bangkok flights.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership for more exclusive flight deals.
5
Book early or wait for last-minute deals.
It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.
6
Search for flights on the go.
For the best flight booking experience on the go, download Trip.com and search for cheap flights from Kathmandu to Bangkok to get your exclusive deals.

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