Bangkok

Cheap flights from Kathmandu (KTM) to Bangkok

KTM — BKK
Oct 30 — Nov 61
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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Bangkok are usually found in March or February, booked 78 days in advance, depart on a Wednesday or Saturday and return on a Monday

Find flight deals from Kathmandu to Bangkok

Popular in

May

Cheapest in

March

Average price

$353
Highest demand for flights based on searches. 7% potential increase in price ($26 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in September 2026

Best time to book a flight from Kathmandu to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from Kathmandu with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Bangkok

How far ahead should I book a flight from Kathmandu to Bangkok?

The best time to book flights from Kathmandu to Bangkok is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kathmandu to Bangkok?

Currently, March is the cheapest month in which you can book a flight from Kathmandu to Bangkok (average of $254). Flying from Kathmandu to Bangkok in May is currently the most expensive (average of $401). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KTM to BKK?

When flying from Kathmandu to Bangkok, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 56% versus a flight in the evening.

The best insider tips for Kathmandu to Bangkok flights

Cheapflights partnered with top experts to bring you the best recommendations for your Kathmandu to Bangkok trip
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on Thai Airways

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Ramsey Qubein

Ramsey Qubein

Expert on Thai AirAsia

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Daniel Scheffler

Daniel Scheffler

Expert on DMK

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Robert Schrader

Robert Schrader

Expert on BKK

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Sharad Ranabhat

Sharad Ranabhat

Expert on KTM

Sharad, a Nepal-based aviation journalist, is passionate about uncovering the latest in airline news and airport reviews. When he's not diving into the world of aviation, you’ll find him exploring new destinations and sharing stories that connect and inspire.

Reviews of airlines servicing Bangkok

See what other customers who have flown with Thai Airways,Thai AirAsia, andThai Lion Air from Kathmandu to Bangkok have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.9

Comfort

7.7

Boarding

8.0

Food

7.5

Crew

8.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Thayawat,Sep 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Overall

7.9

Comfort

7.7

Boarding

8.0

Food

7.5

Crew

8.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Thayawat,Sep 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Overall

7.9

Comfort

7.7

Boarding

8.0

Food

7.5

Crew

8.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Thayawat,Sep 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Overall

7.9

Comfort

7.7

Boarding

8.0

Food

7.5

Crew

8.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Thayawat,Sep 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Overall

7.9

Comfort

7.7

Boarding

8.0

Food

7.5

Crew

8.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Thayawat,Sep 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Related info for your journey

  • What airport do you fly from for flights from Kathmandu to Bangkok?

    Located just 2.5 mi from the city center, Kathmandu Tribhuvan is the airport most travelers will use when flying to Bangkok from Kathmandu. Booking flights from Tribhuvan (KTM) to Bangkok should be relatively easy as there are 2 daily outbound flights to Bangkok from 5 different airlines.

  • What are the cheapest airlines flying from Kathmandu to Bangkok round-trip?

    Currently priced at $119, Thai Lion Air will fly you from Kathmandu to Bangkok and back. In addition to Thai Lion Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Thai AirAsia and Air India - these airlines can fly you to your destination from $124 and $205, respectively. Thai Lion Air is 65% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Kathmandu to Bangkok one-way?

    $86 is the cheapest one-way deal found within the past few days, from Thai AirAsia. You may also be able to find cheap deals on Thai Lion Air and SriLankan Airlines, with prices starting from $113 and $152, respectively.

  • What are the cheapest flights from Kathmandu to Bangkok?

    Looking at all options, your cheapest flight can be booked for $212. While the most popular route (Kathmandu Tribhuvan - Bangkok Suvarnabhumi) can be booked for $315 on average, our data indicates $524 when flying from Kathmandu to Bangkok.

  • Can I find deals for flights from Kathmandu to Bangkok that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Bangkok flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Bangkok?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Bangkok.

  • Can I find deals for business class flights from Kathmandu to Bangkok?

    Yes. Cheapflights offers flight deals from Kathmandu to Bangkok by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kathmandu to Bangkok?

    Currently, March is the cheapest month in which you can book a flight from Kathmandu to Bangkok (average of $254). Flying from Kathmandu to Bangkok in May is currently the most expensive (average of $401). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kathmandu to Bangkok

Top 5 airlines flying from Kathmandu to Bangkok

AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest$119Average$228FlexibilityNo cancel feeOn-timeN/A
Thai AirAsiaCheapest$124Average$235FlexibilityNo cancel feeOn-time87%
Air IndiaCheapest$205Average$412FlexibilityNo cancel feeOn-timeN/A
Nepal AirlinesCheapest$240Average$377FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$313Average$396FlexibilityNo cancel feeOn-time77%

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