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

Departing from Bangkok Suvarnabhumi Airport to Kathmandu will take you 10h 05m. Airlines will cover a distance of 2227 km. Find deals

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

Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Kathmandu round-trip from $186. Other airlines that can offer you cheap pricing are Thai AirAsia, from $324, and Nepal Airlines, from $569. These flights start at 57% lower than the current average price 3 months from now. Find deals

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

Travellers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Kathmandu flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Bangkok Suvarnabhumi Airport to Kathmandu

The most flights from BKK to KTM 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).

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 370.0 inches per month. July is typically the wettest month, when rainfall can reach 370.0 mm. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

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

On average you can expect to pay $388 for a flight from Bangkok Suvarnabhumi Airport to Kathmandu. The cheapest flight overall is $355 while the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) is currently priced at $596.

What are the most popular airlines that fly from Bangkok Suvarnabhumi Airport to Kathmandu?

Thai AirAsia, Nepal Airlines and Thai Lion Air are the most popular airlines when flying from Bangkok Suvarnabhumi Airport to Kathmandu.

What airport do you fly into for flights to Kathmandu from Bangkok Suvarnabhumi?

Located just 4.1 km from the city centre, Kathmandu Tribhuvan is the airport most travellers will use when flying to Kathmandu from Bangkok Suvarnabhumi. Booking flights from Bangkok Suvarnabhumi to Tribhuvan (KTM) should be relatively easy as there are 2 daily inbound flights from Bangkok Suvarnabhumi from 3 different airlines.

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 holiday 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.

$249+ Flights from Bangkok Suvarnabhumi Airport to Kathmandu

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

Airfare is typical for this route at the moment. Bangkok Suvarnabhumi Airport to Kathmandu flights typically cost between $399 and $656 in October. The cheapest return flight price found within the last 3 days was $569 on China Southern (15 Oct-23 Oct). Find deals

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Kathmandu Tribhuvan are usually found in June or January, booked 74 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Suvarnabhumi to Kathmandu

Round-trip from	$569
One-way from	$271
Popular in	October
Cheapest in	June
Average price	$466
Good one-way deal	$386 or less

China Southern
15/10-23/10
2 total stops
36h 50m total
Bangkok to Kathmandu

Search Deals

China Southern
16/11
1 total stop
25h 20m total
Bangkok to Kathmandu

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($66 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a one-way flight from Bangkok Suvarnabhumi to Kathmandu Tribhuvan.

Search Deals

Find 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 17 September 2025.

Wed 15/1003:00BKK - KTM

1 stop10h 05mChina Southern

Thu 23/1012:50KTM - BKK

1 stop26h 45mChina Southern

Deal found 16/9$569

Wed 15/1003:00BKK - KTM

1 stop10h 05mMultiple Airlines

Wed 22/1000:35KTM - BKK

Nonstop3h 30mMultiple Airlines

Deal found 16/9$607

Thu 16/1021:25BKK - KTM

Nonstop3h 25mThai Airways

Wed 22/1000:35KTM - BKK

Nonstop3h 30mThai Airways

Deal found 16/9$881

Wed 19/1120:05BKK - KTM

1 stop26h 55mMalaysia Airlines

Sun 23/1122:45KTM - BKK

1 stop10h 15mMalaysia Airlines

Deal found 15/9$1,154

Wed 15/1002:10BKK - KTM

2 stops14h 40mChina Eastern

Thu 23/1016:35KTM - BKK

2 stops22h 00mChina Eastern

Deal found 16/9$1,281

Best flights from Suvarnabhumi to Kathmandu
Discover carefully curated flight deals from Suvarnabhumi to Kathmandu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Wed 15/1003:00BKK - KTM

1 stop10h 05mChina Southern

Thu 23/1012:50KTM - BKK

1 stop26h 45mChina Southern

Deal found 16/9$569

Thu 16/1019:00BKK - KTM

1 stop18h 05mMultiple Airlines

Wed 22/1000:35KTM - BKK

Nonstop3h 30mMultiple Airlines

Deal found 16/9$607

Wed 19/1120:05BKK - KTM

1 stop26h 55mMalaysia Airlines

Sun 23/1122:45KTM - BKK

1 stop10h 15mMalaysia Airlines

Deal found 15/9$1,154

Tue 3/308:55BKK - KTM

2 stops22h 55mMultiple Airlines

Fri 20/307:35KTM - BKK

2 stops22h 20mMultiple Airlines

Deal found 15/9$1,731

Mon 9/314:40BKK - KTM

2 stops19h 40mMultiple Airlines

Sun 15/317:30KTM - BKK

2 stops23h 15mMultiple Airlines

Deal found 16/9$1,743

Last-minute flights from Suvarnabhumi to Kathmandu
Discover last-minute flight deals from Suvarnabhumi to Kathmandu. Data last updated 17 September 2025 and is based on user searches.

Wed 15/1003:00BKK - KTM

1 stop10h 05mChina Southern

Thu 23/1012:50KTM - BKK

1 stop26h 45mChina Southern

Deal found 16/9$569

Wed 15/1003:00BKK - KTM

1 stop10h 05mMultiple Airlines

Wed 22/1000:35KTM - BKK

Nonstop3h 30mMultiple Airlines

Deal found 16/9$607

Wed 15/1002:10BKK - KTM

2 stops14h 40mChina Eastern

Thu 23/1016:35KTM - BKK

2 stops22h 00mChina Eastern

Deal found 16/9$1,281

Thu 16/1021:25BKK - KTM

Nonstop3h 25mThai Airways

Wed 22/1000:35KTM - BKK

Nonstop3h 30mThai Airways

Deal found 16/9$881

Fri 31/1002:55BKK - KTM

2 stops21h 20mMultiple Airlines

Sat 15/1121:00KTM - BKK

2 stops19h 45mMultiple Airlines

Deal found 14/9$1,767

One-way flights from Suvarnabhumi to Kathmandu
Search for one-way flight options from Suvarnabhumi to Kathmandu. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Sun 16/1111:25BKK - KTM

1 stop25h 20mChina Southern

Deal found 15/9$271

Tue 14/1023:40BKK - KTM

1 stop15h 40mIndiGo

Deal found 15/9$316

Wed 15/1012:20BKK - KTM

1 stop27h 00mIndiGo

Deal found 15/9$330

Sun 5/1008:20BKK - KTM

1 stop28h 45mChina Southern

Deal found 15/9$334

Tue 14/1003:50BKK - KTM

1 stop10h 25mMultiple Airlines

Deal found 15/9$364

Tue 14/1022:00BKK - KTM

2 stops39h 05mMultiple Airlines

Deal found 15/9$366

Sat 4/1003:50BKK - KTM

1 stop15h 35mMultiple Airlines

Deal found 15/9$375

Wed 15/1016:45BKK - KTM

Nonstop3h 30mNepal Airlines

Deal found 15/9$390

Sun 16/1110:15BKK - KTM

Nonstop3h 25mThai Airways

Deal found 15/9$491

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 15/10

03:00-11:50

1 stop10h 05m

Kathmandu Tribhuvan

Thu 23/10

12:50-16:50

1 stop26h 45m

$569

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 16/10

19:00-11:50

1 stop18h 05m

Kathmandu Tribhuvan

Wed 22/10

00:35-05:20

Nonstop3h 30m

$607

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 19/11

20:05-21:45

1 stop26h 55m

Kathmandu Tribhuvan

Sun 23/11

22:45-10:15

1 stop10h 15m

$1,154

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 3/3

08:55-06:35

2 stops22h 55m

Kathmandu Tribhuvan

Fri 20/3

07:35-07:10

2 stops22h 20m

$1,731

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 9/3

14:40-09:05

2 stops19h 40m

Kathmandu Tribhuvan

Sun 15/3

17:30-18:00

2 stops23h 15m

$1,743

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 16/11

18:55-11:30

1 stop17h 50m

$249

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 14/10

03:00-11:50

1 stop10h 05m

$259

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 16/10

15:15-23:45

1 stop9h 45m

$313

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 15/10

12:20-14:05

1 stop27h 00m

$330

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 5/10

08:20-11:50

1 stop28h 45m

$334

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 12 results

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 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 Bangkok Suvarnabhumi Airport to Kathmandu

Prices

Airlines

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 $706). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in December is currently the most expensive (average of $1,220). 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?

One of the essential ways to save on airfare from Bangkok Suvarnabhumi Airport to Kathmandu is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 29% on airfare.

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

Reviews of airlines servicing Kathmandu

Check out reviews from past customers who have flown with Thai AirAsia from Bangkok Suvarnabhumi Airport to Kathmandu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Thai AirAsia

7.5

Good

216 reviews

Check prices

Reviews

1 / 4

2.0

Mediocre

David,June 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO

Thai AirAsia

7.5

Good

216 reviews

Thai AirAsia

7.5

Good

216 reviews

Check prices

Reviews

1 / 4

2.0

Mediocre

David,June 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO

Related info for your journey

What airport do you fly into for flights to Kathmandu from Bangkok Suvarnabhumi?
Located just 4.1 km from the city centre, Kathmandu Tribhuvan is the airport most travellers will use when flying to Kathmandu from Bangkok Suvarnabhumi. Booking flights from Bangkok Suvarnabhumi to Tribhuvan (KTM) should be relatively easy as there are 2 daily inbound flights from Bangkok Suvarnabhumi from 3 different airlines.
How long is the flight from Bangkok Suvarnabhumi Airport to Kathmandu?
Departing from Bangkok Suvarnabhumi Airport to Kathmandu will take you 10h 05m. Airlines will cover a distance of 2227 km.
What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Kathmandu round-trip?
Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Kathmandu round-trip from $186. Other airlines that can offer you cheap pricing are Thai AirAsia, from $324, and Nepal Airlines, from $569. These flights start at 57% lower than the current average price 3 months from now.
What are the cheapest flights from Bangkok Suvarnabhumi Airport to Kathmandu?
On average you can expect to pay $388 for a flight from Bangkok Suvarnabhumi Airport to Kathmandu. The cheapest flight overall is $355 while the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) is currently priced at $596.
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 holiday 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 $706). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in December is currently the most expensive (average of $1,220). 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

Nagarkot

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Kathmandu car hire

Kathmandu Tribhuvan Airport car hire

Top 3 airlines flying from Suvarnabhumi to Kathmandu

Airline	Cheapest	Average	Flexibility	On-time
Thai Lion Air	Cheapest$186	Average$413	FlexibilityNo cancel fee	On-timeN/A	Search Thai Lion Air flights
Thai AirAsia	Cheapest$324	Average$415	FlexibilityNo cancel fee	On-time87%	Search Thai AirAsia flights
Nepal Airlines	Cheapest$569	Average$583	FlexibilityNo cancel fee	On-timeN/A	Search Nepal Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Suvarnabhumi to Kathmandu flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kathmandu from Suvarnabhumi.

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

Need flexible booking options for your flight to Kathmandu from Suvarnabhumi? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Suvarnabhumi to Kathmandu on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from $249

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Kathmandu Tribhuvan are usually found in June or January, booked 74 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Suvarnabhumi to Kathmandu

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from Suvarnabhumi to Kathmandu

Cheapest flights from Suvarnabhumi to KathmanduExplore 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 17 September 2025.

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 17 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Kathmandu

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

What is the cheapest time of day to fly from BKK to KTM?

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

Weekly flight availability from Bangkok Suvarnabhumi Airport to Kathmandu

Reviews of airlines servicing Kathmandu

Check out reviews from past customers who have flown with Thai AirAsia from Bangkok Suvarnabhumi Airport to Kathmandu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

How can I find direct flights from Suvarnabhumi to Kathmandu?

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

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

Travelling to a place near Kathmandu?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Kathmandu by adding a car hire and/or hotel booking to your travel itinerary.

Top 3 airlines flying from Suvarnabhumi to Kathmandu

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

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

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

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

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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 17 September 2025.