Bangkok

$125+ Cheap flights from Kathmandu (KTM) to Bangkok

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
May 6 — May 131
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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Bangkok are usually found in February or January, booked 78 days in advance, depart on a Monday or Friday and return on a Thursday

Cheap flight deals from Kathmandu to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 1, 2025.

Round-trip from

$237
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$384
From Kathmandu Tribhuvan to Bangkok
One-way flight from Kathmandu Tribhuvan to Bangkok
Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in May 2025

Find flight deals from Kathmandu to Bangkok

Cheapest flights from Kathmandu to Bangkok
Explore the most affordable flight options available from Kathmandu to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/202:50 pmKTM - DMK
Nonstop3h 15mMultiple Airlines
Wed 7/3012:00 pmDMK - KTM
Nonstop3h 15mMultiple Airlines
Deal found 4/30$237
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/193:00 pmKTM - DMK
Nonstop3h 20mThai AirAsia
Sun 8/312:00 pmDMK - KTM
Nonstop3h 15mThai AirAsia
Deal found 4/30$242
This Trip.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/117:35 amKTM - BKK
1 stop8h 05mAir India
Tue 5/208:40 amBKK - KTM
1 stop9h 05mAir India
Deal found 4/30$281
This Trip.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/32:50 pmKTM - DMK
Nonstop3h 15mThai Lion Air
Sun 6/1511:45 amDMK - KTM
Nonstop3h 20mThai Lion Air
Deal found 5/1$291
This Booking.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3011:10 amKTM - BKK
Nonstop3h 20mNepal Airlines
Fri 6/64:45 pmBKK - KTM
Nonstop3h 30mNepal Airlines
Deal found 4/30$325
This SmartFares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/131:15 pmKTM - BKK
1 stop22h 25mSriLankan Airlines
Wed 7/233:20 pmBKK - KTM
1 stop22h 10mSriLankan Airlines
Deal found 4/30$336
This Trip.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/41:35 pmKTM - BKK
1 stop15h 25mMultiple Airlines
Sat 6/143:00 amBKK - KTM
1 stop10h 05mMultiple Airlines
Deal found 5/1$344
This SmartFares deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/311:30 pmKTM - BKK
Nonstop3h 30mThai Airways
Sat 6/1410:15 amBKK - KTM
Nonstop3h 25mThai Airways
Deal found 5/1$383
This Malaysia Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/221:00 pmKTM - BKK
1 stop8h 50mMalaysia Airlines
Tue 7/297:40 pmBKK - KTM
1 stop17h 35mMalaysia Airlines
Deal found 4/30$422
This China Southern deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2912:50 pmKTM - BKK
1 stop21h 35mChina Southern
Sat 6/73:00 amBKK - KTM
1 stop20h 45mChina Southern
Deal found 4/30$500
This Gotogate deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/244:35 pmKTM - BKK
1 stop19h 05mChina Eastern
Wed 6/47:15 pmBKK - KTM
2 stops21h 35mChina Eastern
Deal found 4/30$513
This OneTravel deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/33:45 pmKTM - DMK
1 stop15h 15mBatik Air
Sat 6/146:05 pmDMK - KTM
1 stop21h 55mBatik Air
Deal found 5/1$607

Cheapflights Fare Finder

Customize your flight search to find flights from Kathmandu to Bangkok that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Kathmandu to Bangkok that are best for you.

Fly from

Kathmandu

Fly to

Bangkok

Route

Depart

Return

Price

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Sun 7/20

2:50 pm-7:20 pm

Nonstop3h 15m

Bangkok Don Mueang Intl

Fri 8/1

12:00 pm-2:00 pm

Nonstop3h 15m

$237

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Sat 7/19

3:00 pm-7:35 pm

Nonstop3h 20m

Bangkok Don Mueang Intl

Sun 8/3

12:00 pm-2:00 pm

Nonstop3h 15m

$242

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 5/11

7:35 am-4:55 pm

1 stop8h 05m

Bangkok Suvarnabhumi

Tue 5/20

8:40 am-4:30 pm

1 stop9h 05m

$281

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Tue 6/3

2:50 pm-7:20 pm

Nonstop3h 15m

Bangkok Don Mueang Intl

Sun 6/15

11:45 am-1:50 pm

Nonstop3h 20m

$291

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 5/30

11:10 am-3:45 pm

Nonstop3h 20m

Bangkok Suvarnabhumi

Fri 6/6

4:45 pm-7:00 pm

Nonstop3h 30m

$325

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 7/13

1:15 pm-12:55 pm

1 stop22h 25m

Bangkok Suvarnabhumi

Wed 7/23

3:20 pm-12:15 pm

1 stop22h 10m

$336

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 6/4

1:35 pm-6:15 am

1 stop15h 25m

Bangkok Suvarnabhumi

Sat 6/14

3:00 am-11:50 am

1 stop10h 05m

$344

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 6/3

11:30 pm-4:15 am

Nonstop3h 30m

Bangkok Suvarnabhumi

Sat 6/14

10:15 am-12:25 pm

Nonstop3h 25m

$383

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 7/22

1:00 pm-11:05 pm

1 stop8h 50m

Bangkok Suvarnabhumi

Fri 8/1

2:25 pm-9:45 pm

1 stop8h 35m

$422

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 5/29

12:50 pm-11:40 am

1 stop21h 35m

Bangkok Suvarnabhumi

Sat 6/7

3:00 am-10:30 pm

1 stop20h 45m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 27 results
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The best insider tips for Kathmandu to Bangkok flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Kathmandu to Bangkok trip
Airlines
Thai AirAsia

Thai AirAsia's Premium Flex bundle includes priority check-in, boarding, and faster bag delivery.


Thai AirAsia uses jet bridges at Don Mueang, enhancing comfort on hot days.

Thai Airways

TG offers Royal Silk Business class with 2-2-2 seating, but some planes lack aisle access.


TG Economy offers 32” pitch seats, providing comfort on medium-haul flights without Premium Economy.

Airports
KTM

Arrive 3 hours early at KTM for check-in, security, and immigration. Web check-in is available, but expect long lines for baggage.

Read more about KTMby Sharad Ranabhat
DMK

Take the MRT Red Line from DMK to Bangkok's city center in 17 minutes, avoiding traffic delays.

Read more about DMKby Daniel Scheffler
BKK

Use the Airport Rail Link for a quick 20-minute ride from BKK to Bangkok's city center, avoiding traffic congestion.

Read more about BKKby Robert Schrader
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on Thai AirAsia

Ramsey Qubein

Ramsey Qubein

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.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on Thai Airways

Yulia Denisyuk

Yulia Denisyuk

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.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on DMK

Daniel Scheffler

Daniel Scheffler

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.

Read more
Robert Schrader

Robert Schrader

Expert on BKK

Robert Schrader

Robert Schrader

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.

Read more
Sharad Ranabhat

Sharad Ranabhat

Expert on KTM

Sharad Ranabhat

Sharad Ranabhat

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.

Read more

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Bangkok. Price data was last updated on April 25, 2025.

The best time to book flights from Kathmandu to Bangkok is 78 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 $955). Flying from Kathmandu to Bangkok in December is currently the most expensive (average of $1,574). 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?

Find hourly flight availability from Kathmandu to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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 51% versus a flight in the evening.

What is the cheapest day to fly from Kathmandu to Bangkok?

Use this chart to determine the cheapest time to fly round-trip from Kathmandu to Bangkok. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Kathmandu to Bangkok flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Bangkok by month

Plan your trip to Bangkok by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Bangkok when rainfall is around 0.4 in.

Temperature in Bangkok by month

Plan your trip to Bangkok by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangkok. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Emirates, Thai Airways and China Southern from Kathmandu to Bangkok. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Entertainment

8.2

Crew

8.3

Boarding

8.1

Overall

8.0

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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 is 1 daily outbound flight to Bangkok from 5 different airlines.

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

    Currently priced at $242, Thai AirAsia will fly you from Kathmandu to Bangkok and back. In addition to Thai AirAsia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air India and Thai Lion Air - these airlines can fly you to your destination from $281 and $291, respectively. Thai AirAsia is 30% 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?

    $125 is the cheapest one-way deal found within the past few days, from Thai Lion Air. You may also be able to find cheap deals on Thai AirAsia and SriLankan Airlines, with prices starting from $132 and $156, respectively.

  • What are the cheapest flights from Kathmandu to Bangkok?

    Looking at all options, your cheapest flight can be booked for $243. While the most popular route (Kathmandu Tribhuvan - Bangkok Suvarnabhumi) can be booked for $182 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 $955). Flying from Kathmandu to Bangkok in December is currently the most expensive (average of $1,574). 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

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Alternative routes for Kathmandu to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Kathmandu to Bangkok

Discover the top 5 airlines that operate flights from Kathmandu to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$169Average$261FlexibilityNo cancel feeOn-time87%
Thai Lion AirCheapest$205Average$329FlexibilityNo cancel feeOn-timeN/A
Nepal AirlinesCheapest$305Average$368FlexibilityNo cancel feeOn-timeN/A
Biman BangladeshCheapest$340Average$375FlexibilityNo cancel feeOn-time45%
Thai AirwaysCheapest$351Average$428FlexibilityNo cancel feeOn-time77%

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