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Suvarnabhumi

$173+ Cheap flights from Kathmandu (KTM) to Suvarnabhumi (BKK)

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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Bangkok Suvarnabhumi 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 Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Suvarnabhumi (BKK). 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 April 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$280
(Trip.com)

One-way from

$173
(FlightHub)

Popular in

April

Cheapest in

February

Average price

$399

Good round-trip deal

$442 or less

Good one-way deal

$317 or less
Provider with most accurate pricing for Kathmandu Tribhuvan-Bangkok Suvarnabhumi flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Bangkok Suvarnabhumi flights.
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From Kathmandu Tribhuvan to Bangkok Suvarnabhumi
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One-way flight from Kathmandu Tribhuvan to Bangkok Suvarnabhumi
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Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Kathmandu Tribhuvan to Bangkok Suvarnabhumi.
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Price to beat on a one-way flight from Kathmandu Tribhuvan to Bangkok Suvarnabhumi.
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Find flight deals from Kathmandu to Suvarnabhumi

Cheapest flights from Kathmandu to Suvarnabhumi
Explore the most affordable flight options available from Kathmandu to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Trip.com deal was found by Cheapflights users on 4/28. 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.
Fri 6/277:35 amKTM - BKK
1 stop8h 05mAir India
Fri 7/48:40 amBKK - KTM
1 stop9h 05mAir India
Deal found 4/28$280
This Booking.com deal was found by Cheapflights users on 4/29. 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.
Wed 6/1111:10 amKTM - BKK
Nonstop3h 20mNepal Airlines
Fri 6/134:45 pmBKK - KTM
Nonstop3h 30mNepal Airlines
Deal found 4/29$326
This Trip.com deal was found by Cheapflights users on 4/29. 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 6/11:15 pmKTM - BKK
1 stop15h 45mMultiple Airlines
Sat 6/73:00 amBKK - KTM
1 stop10h 05mMultiple Airlines
Deal found 4/29$343
This SmartFares deal was found by Cheapflights users on 4/29. 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.
Fri 6/61:30 pmKTM - BKK
Nonstop3h 30mThai Airways
Tue 6/1710:15 amBKK - KTM
Nonstop3h 25mThai Airways
Deal found 4/29$384
This Malaysia Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 8/1510:45 pmKTM - BKK
1 stop10h 15mMalaysia Airlines
Fri 8/2211:05 amBKK - KTM
1 stop11h 55mMalaysia Airlines
Deal found 4/29$407
This China Southern deal was found by Cheapflights users on 4/29. 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
Sun 6/13:00 amBKK - KTM
1 stop20h 45mChina Southern
Deal found 4/29$500
This Gotogate deal was found by Cheapflights users on 4/29. 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.
Mon 5/264:35 pmKTM - BKK
2 stops22h 00mChina Eastern
Wed 6/42:10 amBKK - KTM
2 stops14h 40mChina Eastern
Deal found 4/29$537

Cheapflights Fare Finder

Customize your flight search to find flights from Kathmandu to Suvarnabhumi 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 April 29, 2025.
Use the filters below to find and compare flights from Kathmandu to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Kathmandu

Fly to

Suvarnabhumi

Route

Depart

Return

Price

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 6/27

7:35 am-4:55 pm

1 stop8h 05m

Bangkok Suvarnabhumi

Fri 7/4

8:40 am-4:30 pm

1 stop9h 05m

$280

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 6/11

11:10 am-3:45 pm

Nonstop3h 20m

Bangkok Suvarnabhumi

Fri 6/13

4:45 pm-7:00 pm

Nonstop3h 30m

$326

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 6/1

1:15 pm-6:15 am

1 stop15h 45m

Bangkok Suvarnabhumi

Sat 6/7

3:00 am-11:50 am

1 stop10h 05m

$343

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 6/6

1:30 pm-6:15 pm

Nonstop3h 30m

Bangkok Suvarnabhumi

Tue 6/17

10:15 am-12:25 pm

Nonstop3h 25m

$384

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 8/15

10:45 pm-4:20 pm

1 stop16h 20m

Bangkok Suvarnabhumi

Fri 8/22

6:00 am-9:45 pm

1 stop17h 00m

$407

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 5/29

12:50 pm-11:40 am

1 stop21h 35m

Bangkok Suvarnabhumi

Sun 6/1

3:00 am-10:30 pm

1 stop20h 45m

$500

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 5/26

4:35 pm-3:50 pm

2 stops22h 00m

Bangkok Suvarnabhumi

Wed 6/4

2:10 am-3:35 pm

2 stops14h 40m

$537

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 6/29

1:15 pm-12:55 pm

1 stop22h 25m

$173

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 5/26

5:30 pm-2:15 pm

1 stop19h 30m

$207

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 5/26

11:10 am-3:45 pm

Nonstop3h 20m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 18 results
1
2

Compare providers for flights from Kathmandu to Suvarnabhumi

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 Kathmandu to Suvarnabhumi in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
FlightnetworkPrice Accuracy-Trust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 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 Kathmandu-Bangkok Suvarnabhumi Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Kathmandu-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Kathmandu-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-Bangkok Suvarnabhumi Airport flights, Cheapflights users trust Mytrip the most. Mytrip 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 Kathmandu-Bangkok Suvarnabhumi Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Kathmandu to Bangkok Suvarnabhumi Airport 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 Suvarnabhumi Airport trip
Airports
KTM

Arrive at KTM at least 3 hours early for check-in and security. Expect long lines, especially at main counters.

Read more about KTMby Sharad Ranabhat
BKK

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

Read more about BKKby Robert Schrader
Our travel experts
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 Suvarnabhumi

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

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

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

The price you pay for your flight from Kathmandu to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of $958). Flying from Kathmandu to Bangkok Suvarnabhumi Airport 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 Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Kathmandu to Bangkok Suvarnabhumi Airport, 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 Suvarnabhumi Airport?

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

Travelers seeking maximum savings on their Kathmandu to Bangkok Suvarnabhumi Airport 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.

Weekly flight availability from Kathmandu to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Kathmandu to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from KTM to BKK are scheduled on a Monday (3 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Suvarnabhumi by month

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

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport 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 Suvarnabhumi Airport when rainfall is around 0.4 in.

Temperature in Suvarnabhumi by month

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

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, 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 Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated April 29, 2025.
To help decide which airline to fly from Kathmandu to Bangkok, see what other customers have to say about Thai Airways, China Southern and Turkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.7
Good
325 reviews

Comfort

7.5

Food

7.3

Entertainment

6.8

Crew

8.3

Boarding

7.8

Overall

7.7

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai Airways
7.7
Good
325 reviews
Thai Airways
7.7
Good
325 reviews

Comfort

7.5

Food

7.3

Entertainment

6.8

Crew

8.3

Boarding

7.8

Overall

7.7

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Southern
7.5
Good
96 reviews
Thai Airways
7.7
Good
325 reviews

Comfort

7.5

Food

7.3

Entertainment

6.8

Crew

8.3

Boarding

7.8

Overall

7.7

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Turkish Airlines
7.3
Good
3,788 reviews
Thai Airways
7.7
Good
325 reviews

Comfort

7.5

Food

7.3

Entertainment

6.8

Crew

8.3

Boarding

7.8

Overall

7.7

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Eastern
7.1
Good
148 reviews
Thai Airways
7.7
Good
325 reviews

Comfort

7.5

Food

7.3

Entertainment

6.8

Crew

8.3

Boarding

7.8

Overall

7.7

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Related info for your journey

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

    If you book a flight to Bangkok Suvarnabhumi from Kathmandu, you will be flying from Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 2.5 mi from the center of Kathmandu. There are 2 flights from Tribhuvan to Bangkok Suvarnabhumi per day from 5 different airlines.

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

    Our cheapest airline available from Kathmandu to Bangkok Suvarnabhumi Airport is Air India. Our recent data shows that you can find tickets from as low as $280 on this airline. Additional options worth looking into are Nepal Airlines and Thai Airways, starting at $324 and $380 round-trip. Air India is priced at 19% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Kathmandu to Bangkok Suvarnabhumi Airport are SriLankan Airlines ($173), Air India ($207), and Nepal Airlines ($216).

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

    Looking for the cheapest flight from Kathmandu to Bangkok Suvarnabhumi Airport? While on average our users pay $524, our data indicates the cheapest price to be $243. The most popular route (Kathmandu Tribhuvan - Bangkok Suvarnabhumi), is priced around $198.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of $958). Flying from Kathmandu to Bangkok Suvarnabhumi Airport 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

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Alternative routes for Kathmandu to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
Kathmandu to Don Mueang Intl flights

Top 5 airlines flying from Kathmandu to Suvarnabhumi

Discover the top 5 airlines that operate flights from Kathmandu to Suvarnabhumi. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$169Average$269FlexibilityNo cancel feeOn-time87%
Thai Lion AirCheapest$205Average$319FlexibilityNo 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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