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Cheap flights from Kathmandu to Bangkok Suvarnabhumi Airport from £130

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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
19 Jun — 26 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kathmandu to Suvarnabhumi

Enter your travel dates to find the best prices.

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 20 May 2026.

Thu 16/713:15
KTM
-
BKK
1 stop22h 15m
Multiple Airlines
Wed 22/717:55
BKK
-
KTM
1 stop7h 25m
Multiple Airlines
Deal found 17/5£297
Thu 16/713:15
KTM
-
BKK
1 stop22h 15m
Multiple Airlines
Thu 23/717:55
BKK
-
KTM
1 stop7h 25m
Multiple Airlines
Deal found 17/5£300
Mon 15/606:30
KTM
-
BKK
1 stop9h 10m
Air India
Mon 22/607:30
BKK
-
KTM
1 stop24h 20m
Air India
Deal found 19/5£301
Mon 15/611:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Mon 22/616:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Deal found 19/5£307
Mon 3/811:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Fri 14/816:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Deal found 17/5£307
Fri 25/907:35
KTM
-
BKK
1 stop11h 35m
Air India
Sun 11/1020:20
BKK
-
KTM
2 stops21h 25m
Air India
Deal found 16/5£309
Mon 1/600:25
KTM
-
BKK
Nonstop3h 30m
Thai Airways
Sat 13/610:15
BKK
-
KTM
Nonstop3h 25m
Thai Airways
Deal found 16/5£321
Thu 24/900:25
KTM
-
BKK
Nonstop3h 30m
Thai Airways
Sun 11/1010:15
BKK
-
KTM
Nonstop3h 25m
Thai Airways
Deal found 16/5£323
Wed 15/700:25
KTM
-
BKK
Nonstop3h 30m
Thai Airways
Thu 23/721:15
BKK
-
KTM
Nonstop3h 25m
Thai Airways
Deal found 17/5£327
Tue 14/700:25
KTM
-
BKK
Nonstop3h 30m
Thai Airways
Wed 22/721:15
BKK
-
KTM
Nonstop3h 25m
Thai Airways
Deal found 17/5£328

Find 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 20 May 2026.

Round-trip from

£297

One-way from

£130

Popular in

May

Cheapest in

January

Average price

£309

Good round-trip deal

£332 or less

Good one-way deal

£267 or less
Air India
  • Air India
  • 16/7-22/7
  • 2 total stops
  • 29h 40m total
  • Kathmandu to Bangkok
Search Deals
SriLankan Airlines
  • SriLankan Airlines
  • 24/6
  • 1 total stop
  • 21h 50m total
  • Kathmandu to Bangkok
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£27 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Kathmandu Tribhuvan to Bangkok Suvarnabhumi.
Search Deals
Price to beat on a one-way flight from Kathmandu Tribhuvan to Bangkok Suvarnabhumi.
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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 20 May 2026.
Use the filters below to find and compare flights from Kathmandu to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 14/7

22:45-08:55

2 stops32h 55m

Bangkok Suvarnabhumi

Thu 30/7

09:05-21:45

1 stop13h 55m

£416

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 2/7

16:35-14:55

1 stop21h 05m

Bangkok Suvarnabhumi

Mon 6/7

02:25-15:35

1 stop14h 25m

£420

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sat 25/7

13:00-08:55

2 stops18h 40m

Bangkok Suvarnabhumi

Sat 8/8

18:40-21:45

1 stop28h 20m

£430

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 5/7

16:35-22:15

1 stop28h 25m

Bangkok Suvarnabhumi

Fri 10/7

19:15-15:35

2 stops21h 35m

£458

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sat 6/6

16:35-12:20

1 stop18h 30m

Bangkok Suvarnabhumi

Wed 10/6

05:05-15:35

2 stops35h 45m

£468

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 2/6

16:35-19:50

1 stop26h 00m

Bangkok Suvarnabhumi

Wed 10/6

02:10-15:35

2 stops14h 40m

£468

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 9/7

16:35-18:10

2 stops24h 20m

Bangkok Suvarnabhumi

Mon 13/7

19:15-15:35

2 stops21h 35m

£475

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Tue 2/6

16:35-19:50

1 stop26h 00m

Bangkok Suvarnabhumi

Sun 14/6

21:55-15:35

3 stops42h 55m

£480

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 18/6

16:35-00:40

3 stops54h 50m

Bangkok Suvarnabhumi

Sat 27/6

07:50-15:35

1 stop9h 00m

£480

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sat 20/6

16:35-00:40

3 stops30h 50m

Bangkok Suvarnabhumi

Sat 27/6

07:50-15:35

1 stop9h 00m

£480

Flights are sorted by cheapest return flights first.

Deals found on 19/5

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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?

Booking 65 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, January is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of £189). Flying from Kathmandu to Bangkok Suvarnabhumi Airport in May is currently the most expensive (average of £309). 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 20 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kathmandu to Bangkok Suvarnabhumi Airport as you normally would.

How much does it cost for a return flight from Kathmandu to Bangkok Suvarnabhumi Airport?

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 20 May 2026.
See what other customers who have flown with Thai Airways,Thai AirAsia, andThai Lion Air from Kathmandu to Bangkok Suvarnabhumi Airport 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
7.9
Good
402 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Boarding

7.9

Overall

7.9

Comfort

7.7

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
7.9
Good
402 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Boarding

7.9

Overall

7.9

Comfort

7.7

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
7.4
Good
242 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Boarding

7.9

Overall

7.9

Comfort

7.7

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
45 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Boarding

7.9

Overall

7.9

Comfort

7.7

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 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. 4 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 1 outbound flight to Bangkok Suvarnabhumi per day.

  • How long is the flight from Kathmandu to Bangkok Suvarnabhumi Airport?

    A quick flight from Kathmandu to Bangkok Suvarnabhumi Airport can take about 21h 05m. Malaysia Airlines provides one of the quickest options available for as low as £420. Kathmandu and Bangkok Suvarnabhumi Airport are separated by a distance of 1384 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, Thai AirAsia (£89), Thai Lion Air (£91), and Nepal Airlines (£204) offers the cheapest pricing from Kathmandu to Bangkok Suvarnabhumi Airport. Thai AirAsia is priced at 57% 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?

    To fly one-way, consider booking your trip with Thai Lion Air, which is currently one of the cheapest options available, starting at £81. Thai AirAsia flights start at £84 while deals on Nepal Airlines start at £136 one-way.

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

    Looking at all options, your cheapest flight can be booked for £211. While the most popular route (Kathmandu Tribhuvan - Bangkok Suvarnabhumi) can be booked for £360 on average, our data indicates £348 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, January is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of £189). Flying from Kathmandu to Bangkok Suvarnabhumi Airport in May is currently the most expensive (average of £309). 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 Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Kanchanaburi
Pak Chong
Chonburi
Ko Samet
Ayutthaya
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Kathmandu to Suvarnabhumi

Discover the top 4 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 20 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest£89Average£179FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest£91Average£172FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest£204Average£242FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest£227Average£271FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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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