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Cheap flights from Kathmandu to Bangkok from £155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Bangkok departing on 17/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Nepal Airlines Logo
11:10 - 15:45
KTM
-
BKK
3h 20mdirect
Nepal Airlines Logo
16:45 - 19:00
BKK
-
KTM
3h 30mdirect
£205Nepal Airlines
ven, 26 dic - ven, 2 gen
Nepal Airlines Logo
11:10 - 15:45
KTM
-
BKK
3h 20mdirect
Nepal Airlines Logo
16:45 - 19:00
BKK
-
KTM
3h 30mdirect
£208Nepal Airlines
ven, 26 dic - lun, 29 dic
Thai Airways Logo
00:25 - 05:10
KTM
-
BKK
3h 30mdirect
Thai Airways Logo
10:15 - 12:25
BKK
-
KTM
3h 25mdirect
£255Thai Airways
ven, 23 gen - sab, 31 gen
Thai Airways Logo
00:25 - 05:10
KTM
-
BKK
3h 30mdirect
Thai Airways Logo
10:15 - 12:25
BKK
-
KTM
3h 25mdirect
£255Thai Airways
mer, 7 gen - gio, 15 gen
IndiGo Logo
10:50 - 19:50
KTM
-
BKK
7h 45m1 stop
IndiGo Logo
10:50 - 09:50
BKK
-
KTM
24h 15m1 stop
£265IndiGo
gio, 8 gen - gio, 15 gen
Multiple Airlines Logo
11:10 - 15:45
KTM
-
BKK
3h 20mdirect
Multiple Airlines Logo
17:55 - 06:35
BKK
-
KTM
13h 55m1 stop
£283Multiple Airlines
ven, 26 dic - lun, 29 dic
Multiple Airlines Logo
00:25 - 05:10
KTM
-
BKK
3h 30mdirect
Multiple Airlines Logo
10:50 - 09:50
BKK
-
KTM
24h 15m1 stop
£284Multiple Airlines
mer, 7 gen - gio, 15 gen
Air India Logo
07:35 - 20:20
KTM
-
BKK
11h 30m1 stop
Air India Logo
08:50 - 00:15
BKK
-
KTM
16h 40m1 stop
£292Air India
ven, 26 dic - lun, 29 dic
Air India Logo
07:35 - 16:55
KTM
-
BKK
8h 05m1 stop
Air India Logo
17:55 - 13:55
BKK
-
KTM
21h 15m1 stop
£296Air India
sab, 24 gen - sab, 31 gen
Multiple Airlines Logo
00:25 - 05:10
KTM
-
BKK
3h 30mdirect
Multiple Airlines Logo
10:50 - 09:50
BKK
-
KTM
24h 15m1 stop
£301Multiple Airlines
ven, 23 gen - sab, 31 gen

Air India flights from Kathmandu to Bangkok Suvarnabhumi Airport

Our best Air India deals on Kathmandu to Bangkok Suvarnabhumi Airport flight tickets
Air India
26 Dec
KTM07:35Kathmandu Tribhuvan
11h 30m
1 stop
BKK20:20Bangkok Suvarnabhumi
29 Dec
BKK08:50Bangkok Suvarnabhumi
16h 40m
1 stop
KTM00:15Kathmandu Tribhuvan
£292
Find similar
Air India
24 Jan
KTM07:35Kathmandu Tribhuvan
8h 05m
1 stop
BKK16:55Bangkok Suvarnabhumi
31 Jan
BKK17:55Bangkok Suvarnabhumi
21h 15m
1 stop
KTM13:55Kathmandu Tribhuvan
£296
Find similar
Air India
20 Apr
KTM07:35Kathmandu Tribhuvan
8h 05m
1 stop
BKK16:55Bangkok Suvarnabhumi
30 Apr
BKK08:40Bangkok Suvarnabhumi
12h 45m
1 stop
KTM20:10Kathmandu Tribhuvan
£321
Find similar

Nepal Airlines flights from Kathmandu to Bangkok Suvarnabhumi Airport

Our best Nepal Airlines deals on Kathmandu to Bangkok Suvarnabhumi Airport flight tickets
Nepal Airlines
26 Dec
KTM11:10Kathmandu Tribhuvan
3h 20m
BKK15:45Bangkok Suvarnabhumi
2 Jan
BKK16:45Bangkok Suvarnabhumi
3h 30m
KTM19:00Kathmandu Tribhuvan
£205
Find similar
Nepal Airlines
26 Dec
KTM11:10Kathmandu Tribhuvan
3h 20m
BKK15:45Bangkok Suvarnabhumi
29 Dec
BKK16:45Bangkok Suvarnabhumi
3h 30m
KTM19:00Kathmandu Tribhuvan
£208
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Kathmandu to Bangkok Suvarnabhumi Airport 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, momondo users made 279,928 searches. Data last updated 12 dicembre 2025.
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

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 26/12

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

ven 2/1

16:45-19:00

Nonstop3h 30m

£205

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 26/12

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

lun 29/12

16:45-19:00

Nonstop3h 30m

£208

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 23/1

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

sab 31/1

10:15-12:25

Nonstop3h 25m

£255

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

mer 7/1

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

gio 15/1

10:15-12:25

Nonstop3h 25m

£255

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

gio 8/1

10:50-19:50

1 stop7h 45m

Bangkok Suvarnabhumi

gio 15/1

10:50-09:50

1 stop24h 15m

£265

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 26/12

11:10-15:45

Nonstop3h 20m

Bangkok Suvarnabhumi

lun 29/12

17:55-06:35

1 stop13h 55m

£283

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

mer 7/1

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

gio 15/1

10:50-09:50

1 stop24h 15m

£284

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 26/12

07:35-20:20

1 stop11h 30m

Bangkok Suvarnabhumi

lun 29/12

08:50-00:15

1 stop16h 40m

£292

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

sab 24/1

07:35-16:55

1 stop8h 05m

Bangkok Suvarnabhumi

sab 31/1

17:55-13:55

1 stop21h 15m

£296

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

ven 23/1

00:25-05:10

Nonstop3h 30m

Bangkok Suvarnabhumi

sab 31/1

10:50-09:50

1 stop24h 15m

£301

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Bangkok from

How to get the cheapest flight ticket from Kathmandu to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kathmandu and Bangkok Suvarnabhumi Airport?

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

If you don’t want to visit Bangkok Suvarnabhumi Airport in July, then you should wait until August to fly from Kathmandu, when ticket prices are also cheap, with an average price of £193.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

According to our data, Sunday is the cheapest day to fly to Bangkok Suvarnabhumi Airport from Kathmandu. The lowest ticket price found for a Sunday departure recently was £304. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Kathmandu to Bangkok Suvarnabhumi Airport for around £736.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

According to our data, the cheapest time of day to fly to Bangkok Suvarnabhumi Airport is in the afternoon. momondo users have found flights departing from Kathmandu to Bangkok Suvarnabhumi Airport in the afternoon for as low as £191. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £387 on average. Flights to Bangkok Suvarnabhumi Airport from Kathmandu in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Kathmandu Tribhuvan to Bangkok Suvarnabhumi flight route?

Fly from Kathmandu Tribhuvan to Bangkok Suvarnabhumi for the best Kathmandu Tribhuvan - Bangkok Suvarnabhumi flight prices

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around £220 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Kathmandu for as low as £178 on momondo.

What cabin class options are available on Kathmandu Tribhuvan to Bangkok Suvarnabhumi flights?

There are 3 cabin classes available to choose from on Kathmandu Tribhuvan to Bangkok Suvarnabhumi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kathmandu to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Kathmandu to Bangkok Suvarnabhumi Airport flight.

How have Kathmandu to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of December 2025, prices for Kathmandu to Bangkok Suvarnabhumi Airport flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kathmandu to Bangkok Suvarnabhumi Airport (KTM to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Bangkok Suvarnabhumi Airport

Best price found

£163

Fastest flight time

3h 15m

Direct flights

Thu and Sat
The best one-way flight to Bangkok Suvarnabhumi Airport from Kathmandu in the past 72 hours is £163. The best return flight deal from Kathmandu to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is £255.
The fastest flight from Kathmandu to Bangkok Suvarnabhumi Airport takes 3h 15m
Direct flights go from Kathmandu to Bangkok Suvarnabhumi Airport on Thursday and Saturday. There are no airlines offering direct flights..
Search flight deals

  • How far is Kathmandu Tribhuvan to Bangkok Suvarnabhumi by plane?

    Bangkok Suvarnabhumi is 1386.5 mi away from Kathmandu Tribhuvan. 3h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport are updated daily.

  • How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents you'll need for your trip to Bangkok Suvarnabhumi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok Suvarnabhumi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Kathmandu to Bangkok Suvarnabhumi Airport?

  • What is the most popular airline from Kathmandu to Bangkok Suvarnabhumi Airport?

Best airlines flying from Kathmandu to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Kathmandu to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsiaPriceFrom £131Free CancellationRating
7.4
223 reviews
Search Thai AirAsia flights
Thai Lion AirPriceFrom £147Free CancellationRating
7.0
34 reviews
Search Thai Lion Air flights
Nepal AirlinesPriceFrom £211Free CancellationRating
0.0
0 reviews
Search Nepal Airlines flights
Thai AirwaysPriceFrom £236Free CancellationRating
7.8
366 reviews
Search Thai Airways flights

  • Thai Airways Flights From Kathmandu to Bangkok Suvarnabhumi Airport

    The lowest priced Thai Airways flight from Kathmandu to Bangkok Suvarnabhumi Airport from the last 72 hours was £236. Generally, Thai Airways has 14 flights on this route every week with an average price of £289. Thai Airways is rated 7.8/10 by our users.

Travelling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Cha-am
Ayutthaya
Kanchanaburi
Ko Lan
Chonburi
Phetchaburi
Sattahip

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Bangkok?

It is quick and easy to find Kathmandu to Bangkok flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bangkok that suits you.

Can I find flights from Kathmandu to Bangkok with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bangkok from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Bangkok?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bangkok from Kathmandu.

I’m not ready to book a flight from Kathmandu to Bangkok right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bangkok, momondo offers a useful price alert feature which will track prices for flights to Bangkok from Kathmandu and alert you when they change.

An easier way to manage your Bangkok Suvarnabhumi Airport trip

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