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Cheap flights from Kathmandu to Bangkok Suvarnabhumi Airport from £119

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
20 Apr — 27 Apr1
1 adult

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 Wednesday or Friday and return on a Tuesday

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 15 April 2025.

Round-trip from

£263

One-way from

£119

Popular in

April

Cheapest in

February

Average price

£299

Good round-trip deal

£346 or less

Good one-way deal

£331 or less
China Southern
  • China Southern
  • 25/5-31/5
  • 2 total stops
  • 25h 45m total
  • Kathmandu to Bangkok
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SriLankan Airlines
  • SriLankan Airlines
  • 5/5
  • 1 total stop
  • 22h 25m total
  • Kathmandu to Bangkok
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£10 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return 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 15 April 2025.

Sun 25/513:15KTM - BKK
1 stop15h 45mMultiple Airlines
Sat 31/513:45BKK - KTM
1 stop10h 00mMultiple Airlines
Deal found 13/4£263
Sun 25/513:30KTM - BKK
Nonstop3h 30mThai Airways
Sat 31/520:15BKK - KTM
Nonstop3h 25mThai Airways
Deal found 13/4£287
Mon 28/407:35KTM - BKK
1 stop8h 05mAir India
Fri 9/515:15BKK - KTM
1 stop16h 35mAir India
Deal found 14/4£295
Wed 1/1011:10KTM - BKK
Nonstop3h 20mNepal Airlines
Fri 17/1016:45BKK - KTM
Nonstop3h 30mNepal Airlines
Deal found 15/4£374
Sun 25/516:35KTM - BKK
1 stop19h 05mChina Eastern
Fri 30/502:10BKK - KTM
2 stops14h 40mChina Eastern
Deal found 13/4£429
Sat 3/513:00KTM - BKK
1 stop8h 50mMalaysia Airlines
Sun 11/506:00BKK - KTM
1 stop17h 00mMalaysia Airlines
Deal found 14/4£439
Mon 28/411:45KTM - BKK
1 stop27h 40mSichuan Airlines
Fri 9/518:05BKK - KTM
1 stop17h 55mSichuan Airlines
Deal found 15/4£451
Sun 27/411:55KTM - BKK
1 stop27h 55mAir China
Fri 9/512:10BKK - KTM
2 stops24h 00mAir China
Deal found 15/4£467
Wed 9/723:30KTM - BKK
1 stop10h 55mChina Southern
Tue 22/703:00BKK - KTM
1 stop20h 45mChina Southern
Deal found 15/4£502
Mon 14/423:00KTM - BKK
1 stop9h 35mSingapore Airlines
Wed 16/412:15BKK - KTM
1 stop10h 45mSingapore Airlines
Deal found 14/4£607
Mon 21/419:25KTM - BKK
1 stop22h 15mEmirates
Mon 28/409:20BKK - KTM
2 stops30h 30mEmirates
Deal found 15/4£1,294

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 15 April 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

Sun 25/5

13:15-06:15

1 stop15h 45m

Bangkok Suvarnabhumi

Sat 31/5

13:45-22:30

1 stop10h 00m

£263

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 25/5

13:30-18:15

Nonstop3h 30m

Bangkok Suvarnabhumi

Sat 31/5

20:15-22:25

Nonstop3h 25m

£287

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 28/4

07:35-07:40

1 stop22h 50m

Bangkok Suvarnabhumi

Fri 9/5

15:15-06:35

1 stop16h 35m

£293

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 1/10

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

Fri 17/10

16:45-19:00

Nonstop3h 30m

£373

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 25/5

16:35-12:55

1 stop19h 05m

Bangkok Suvarnabhumi

Fri 30/5

02:10-15:35

2 stops14h 40m

£429

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sat 3/5

13:00-23:05

1 stop8h 50m

Bangkok Suvarnabhumi

Sun 11/5

06:00-21:45

1 stop17h 00m

£439

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 28/4

11:45-16:40

1 stop27h 40m

Bangkok Suvarnabhumi

Fri 9/5

18:05-10:45

1 stop17h 55m

£451

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 27/4

11:55-17:05

1 stop27h 55m

Bangkok Suvarnabhumi

Fri 9/5

12:10-10:55

2 stops24h 00m

£467

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Wed 9/7

23:30-11:40

1 stop10h 55m

Bangkok Suvarnabhumi

Tue 22/7

03:00-22:30

1 stop20h 45m

£502

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 6/5

23:00-17:00

1 stop16h 45m

Bangkok Suvarnabhumi

Mon 12/5

01:05-21:45

1 stop21h 55m

£721

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 21 results
1
2
3

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 return 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 return flight from Kathmandu to Suvarnabhumi. Price data was last updated on 11 April 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kathmandu to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of £730). Flying from Kathmandu to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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 15 April 2025.

It’s typically best to fly out from Kathmandu to Bangkok Suvarnabhumi Airport in the afternoon. Doing so could potentially save you 52% on the flight price compared to flying at midday, which is usually more expensive.

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

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

Travellers seeking maximum savings on their Kathmandu to Bangkok Suvarnabhumi Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday at midday 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 15 April 2025.

The most flights from KTM to BKK are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 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 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

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 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 15 April 2025.
Read through reviews of airlines operating flights from Kathmandu to Bangkok, such as Singapore Airlines, Emirates and Thai Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Singapore Airlines
8.1
Very Good
1,288 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Emirates
8.0
Very Good
3,196 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Thai Airways
7.7
Good
323 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
China Southern
7.5
Good
94 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Turkish Airlines
7.3
Good
3,760 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Food

7.7

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

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?

    Kathmandu Tribhuvan (KTM), located 2.5 mi from the city center, is the airport you fly out of when you book flights from Kathmandu to Bangkok Suvarnabhumi. 5 airlines have flights from Tribhuvan to Bangkok Suvarnabhumi on a regular basis. Booking flights from Kathmandu Tribhuvan to Bangkok Suvarnabhumi should not be difficult; the airport handles an average of 2 outbound flights to Bangkok Suvarnabhumi per day.

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

    According to our current data, Thai Airways (£287), Air India (£293), and Nepal Airlines (£373) offers the cheapest pricing from Kathmandu to Bangkok Suvarnabhumi Airport.

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

    To fly one-way, consider booking your trip with SriLankan Airlines, which is currently one of the cheapest options available, starting at £119. Air India flights start at £160 while deals on Nepal Airlines start at £160 one-way.

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

    Looking at all options, your cheapest flight can be booked for £210. While the most popular route (Kathmandu Tribhuvan - Bangkok Suvarnabhumi) can be booked for £305 on average our data indicates £456 when flying from Kathmandu to Bangkok Suvarnabhumi Airport.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of £730). Flying from Kathmandu to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Ko Samet
Cha-am
Chonburi
Ayutthaya
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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 858,174 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest£98Average£201FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest£167Average£255FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest£192Average£286FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest£236Average£307FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Biman BangladeshCheapest£256Average£276FlexibilityNo cancel feeOn-time45%
Search Biman Bangladesh flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Kathmandu to Suvarnabhumi?

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Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Suvarnabhumi?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kathmandu to Suvarnabhumi.

Can Cheapflights find flights from Kathmandu to Suvarnabhumi with no change fees?

Yes, we can. To see specific flights from Kathmandu to Suvarnabhumi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Kathmandu to Suvarnabhumi become cheaper?

Yes! Start tracking prices for Kathmandu to Suvarnabhumi flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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