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Kathmandu

$174+ Cheap flights from Suvarnabhumi (BKK) to Kathmandu (KTM)

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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Kathmandu Tribhuvan are usually found in January or June, booked 79 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Suvarnabhumi to Kathmandu

Cheapest flights from Suvarnabhumi to Kathmandu
Explore the most affordable flight options available from Suvarnabhumi to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This CheapOair deal was found by Cheapflights users on 2/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/13:05 pm
BKK
-
KTM
1 stop22h 00m
Multiple Airlines
Thu 6/251:15 pm
KTM
-
BKK
1 stop22h 15m
Multiple Airlines
Deal found 2/9$340
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:25 pm
BKK
-
KTM
1 stop11h 20m
China Southern
Sun 3/2912:50 pm
KTM
-
BKK
1 stop22h 45m
China Southern
Deal found 2/10$351
This CheapOair deal was found by Cheapflights users on 2/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1912:25 pm
BKK
-
KTM
1 stop24h 20m
China Southern
Sun 3/2912:50 pm
KTM
-
BKK
1 stop22h 45m
China Southern
Deal found 2/11$373
This Booking.com deal was found by Cheapflights users on 2/7. 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.
Mon 3/167:55 pm
BKK
-
KTM
1 stop16h 50m
Multiple Airlines
Fri 4/311:10 am
KTM
-
BKK
Nonstop3h 20m
Multiple Airlines
Deal found 2/7$386
This Trip.com deal was found by Cheapflights users on 2/8. 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 10/213:20 pm
BKK
-
KTM
1 stop22h 10m
SriLankan Airlines
Wed 10/281:40 pm
KTM
-
BKK
1 stop21h 40m
SriLankan Airlines
Deal found 2/8$388
This Booking.com deal was found by Cheapflights users on 2/8. 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.
Mon 3/167:55 pm
BKK
-
KTM
1 stop16h 50m
Multiple Airlines
Mon 3/2311:10 am
KTM
-
BKK
Nonstop3h 20m
Multiple Airlines
Deal found 2/8$389
This Booking.com deal was found by Cheapflights users on 2/10. 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.
Sat 10/241:55 pm
BKK
-
KTM
1 stop23h 10m
SriLankan Airlines
Thu 10/2912:50 pm
KTM
-
BKK
1 stop22h 30m
SriLankan Airlines
Deal found 2/10$391
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Wed 3/253:30 pm
BKK
-
KTM
1 stop10h 00m
Multiple Airlines
Wed 4/17:35 am
KTM
-
BKK
1 stop11h 00m
Multiple Airlines
Deal found 2/8$393

Find flight deals from Suvarnabhumi to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Kathmandu (KTM). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$340
(CheapOair)

One-way from

$174
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$300

Good one-way deal

$236 or less
Provider with most accurate pricing for Bangkok Suvarnabhumi-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Bangkok Suvarnabhumi-Kathmandu Tribhuvan flights.
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From Bangkok Suvarnabhumi to Kathmandu Tribhuvan
Search Deals
One-way flight from Bangkok Suvarnabhumi to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Price to beat on a one-way flight from Bangkok Suvarnabhumi to Kathmandu Tribhuvan.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi to Kathmandu 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 February 11, 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.

Fly from

Suvarnabhumi

Fly to

Kathmandu

Route

Depart

Return

Price

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 3/16

7:55 pm-11:30 am

1 stop16h 50m

Kathmandu Tribhuvan

Fri 4/3

11:10 am-3:45 pm

Nonstop3h 20m

$386

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 3/11

10:30 pm-12:15 am

2 stops27h 00m

Kathmandu Tribhuvan

Wed 3/18

11:10 am-3:45 pm

Nonstop3h 20m

$399

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 3/23

12:25 pm-10:30 pm

1 stop11h 20m

Kathmandu Tribhuvan

Sat 3/28

12:25 am-5:10 am

Nonstop3h 30m

$407

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 3/11

4:45 pm-7:00 pm

Nonstop3h 30m

Kathmandu Tribhuvan

Wed 3/18

11:10 am-3:45 pm

Nonstop3h 20m

$413

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 3/19

4:10 pm-1:55 pm

2 stops23h 00m

Kathmandu Tribhuvan

Sun 3/29

5:30 pm-5:10 pm

2 stops22h 25m

$423

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 3/19

1:55 pm-10:30 pm

1 stop9h 50m

Kathmandu Tribhuvan

Sat 3/28

12:25 am-5:10 am

Nonstop3h 30m

$424

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 3/18

4:45 pm-7:00 pm

Nonstop3h 30m

Kathmandu Tribhuvan

Mon 5/11

11:10 am-3:45 pm

Nonstop3h 20m

$425

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 3/23

1:50 pm-6:35 am

2 stops18h 00m

Kathmandu Tribhuvan

Sun 3/29

5:30 pm-5:10 pm

2 stops22h 25m

$427

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 4/15

5:05 pm-8:10 pm

2 stops28h 20m

Kathmandu Tribhuvan

Wed 4/29

6:30 am-8:25 pm

1 stop12h 40m

$470

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 3/21

7:55 pm-11:30 am

1 stop16h 50m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from Suvarnabhumi to Kathmandu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Suvarnabhumi to Kathmandu in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangkok Suvarnabhumi Airport-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangkok Suvarnabhumi Airport-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Kathmandu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Suvarnabhumi Airport-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Suvarnabhumi to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Kathmandu

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

Use this chart to determine the optimal time to book a round-trip flight from Suvarnabhumi to Kathmandu. Price data was last updated on February 6, 2026.

The best time to book flights from Bangkok Suvarnabhumi Airport to Kathmandu is 79 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 Bangkok Suvarnabhumi Airport to Kathmandu?

Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $122). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $239). 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 BKK to KTM?

Find hourly flight availability from Suvarnabhumi to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.

When flying from Bangkok Suvarnabhumi Airport to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Bangkok Suvarnabhumi Airport to Kathmandu?

The best insider tips for Bangkok Suvarnabhumi Airport to Kathmandu flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Bangkok Suvarnabhumi Airport to Kathmandu trip
Our travel experts
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.

Read more
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.

Read more

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated February 11, 2026.
See what other customers who have flown with Thai Airways, Thai AirAsia, and Thai Lion Air from Bangkok Suvarnabhumi Airport to Kathmandu have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
382 reviews

Comfort

7.6

Crew

8.4

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.8
Good
382 reviews
Thai Airways
7.8
Good
382 reviews

Comfort

7.6

Crew

8.4

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai AirAsia
7.5
Good
234 reviews
Thai Airways
7.8
Good
382 reviews

Comfort

7.6

Crew

8.4

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Lion Air
7.1
Good
40 reviews
Thai Airways
7.8
Good
382 reviews

Comfort

7.6

Crew

8.4

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to Kathmandu. 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 into for flights to Kathmandu from Bangkok Suvarnabhumi?

    Kathmandu Tribhuvan (KTM) is the airport you will fly into if you book a flight from Bangkok Suvarnabhumi to Kathmandu. You should not have trouble finding flights to Tribhuvan from Bangkok Suvarnabhumi; the airport handles an average of 2 inbound flights from Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Kathmandu airport from Bangkok Suvarnabhumi. It is only a 2.5 mi journey from Tribhuvan (KTM) to Kathmandu’s city center.

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

    Flying on Thai Lion Air is currently your cheapest option to Kathmandu, with prices starting at $141. Additional round-trip tickets that might be worth considering are offered by Thai AirAsia and Nepal Airlines, with the lowest prices starting at $175 and $386, respectively. These flights start at 50% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Thai Lion Air, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from Thai AirAsia and Nepal Airlines, as they are both options that can get you from Bangkok Suvarnabhumi Airport to Kathmandu for a low price.

  • What are the cheapest flights from Bangkok Suvarnabhumi Airport to Kathmandu?

    While on average a flight from Bangkok Suvarnabhumi Airport to Kathmandu is generally $240, our data shows the cheapest flight currently is $192. When looking at the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan), you can expect to pay $173 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi to Kathmandu 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 Bangkok Suvarnabhumi Airport to Kathmandu?

    Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $122). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $239). 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

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Top 4 airlines flying from Suvarnabhumi to Kathmandu

Discover the top 4 airlines that operate flights from Suvarnabhumi to Kathmandu. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest$141Average$289FlexibilityNo cancel feeOn-timeN/A
Thai AirAsiaCheapest$175Average$283FlexibilityNo cancel feeOn-time87%
Nepal AirlinesCheapest$386Average$427FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$442Average$463FlexibilityNo cancel feeOn-time77%

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