S$140 Cheap Flights from Bangkok to Kathmandu

View S$140 flight on Wed, 23 Jul, 2025Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from Bangkok to Kathmandu (BKK-KTM)

Prices were available within the past 7 days and start at S$140 for one-way flights and S$315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Wed, 13 Aug - Wed, 20 Aug
DMK
Bangkok
KTM
Kathmandu
S$315 Return, found 2 days ago
S$315
Return
found 2 days ago
Select Thai AirAsia flight, departing Wed, 13 Aug from Bangkok to Kathmandu, returning Wed, 20 Aug, priced at S$315 found 2 days ago
Thai AirAsia
Mon, 11 Aug - Mon, 18 Aug
DMK
Bangkok
KTM
Kathmandu
S$324 Return, found 3 days ago
S$324
Return
found 3 days ago
Select Thai AirAsia flight, departing Mon, 11 Aug from Bangkok to Kathmandu, returning Mon, 18 Aug, priced at S$324 found 3 days ago
Thai AirAsia
Thu, 14 Aug - Thu, 21 Aug
DMK
Bangkok
KTM
Kathmandu
S$326 Return, found 5 days ago
S$326
Return
found 5 days ago
Select Thai AirAsia flight, departing Thu, 14 Aug from Bangkok to Kathmandu, returning Thu, 21 Aug, priced at S$326 found 5 days ago
Thai AirAsia
Mon, 21 Jul - Tue, 29 Jul
DMK
Bangkok
KTM
Kathmandu
S$335 Return, found 1 day ago
S$335
Return
found 1 day ago
Select Thai AirAsia flight, departing Mon, 21 Jul from Bangkok to Kathmandu, returning Tue, 29 Jul, priced at S$335 found 1 day ago
Thai AirAsia
Fri, 28 Nov - Wed, 10 Dec
DMK
Bangkok
KTM
Kathmandu
S$346 Return, found 5 days ago
S$346
Return
found 5 days ago
Select Thai AirAsia flight, departing Fri, 28 Nov from Bangkok to Kathmandu, returning Wed, 10 Dec, priced at S$346 found 5 days ago
Thai AirAsia
Tue, 22 Jul - Wed, 23 Jul
DMK
Bangkok
KTM
Kathmandu
S$347 Return, found 3 days ago
S$347
Return
found 3 days ago
Select Thai AirAsia flight, departing Tue, 22 Jul from Bangkok to Kathmandu, returning Wed, 23 Jul, priced at S$347 found 3 days ago
Thai Lion Mantari
Sun, 23 Nov - Sat, 29 Nov
DMK
Bangkok
KTM
Kathmandu
S$417 Return, found 2 days ago
S$417
Return
found 2 days ago
Select Thai Lion Mantari flight, departing Sun, 23 Nov from Bangkok to Kathmandu, returning Sat, 29 Nov, priced at S$417 found 2 days ago
SriLankan Airlines
Wed, 13 Aug - Wed, 20 Aug
BKK
Bangkok
KTM
Kathmandu
S$458 Return, found 2 days ago
S$458
Return
found 2 days ago
Select SriLankan Airlines flight, departing Wed, 13 Aug from Bangkok to Kathmandu, returning Wed, 20 Aug, priced at S$458 found 2 days ago
IndiGo
Sat, 12 Jul - Mon, 21 Jul
BKK
Bangkok
KTM
Kathmandu
S$467 Return, found 13 hours ago
S$467
Return
found 13 hours ago
Select IndiGo flight, departing Sat, 12 Jul from Bangkok to Kathmandu, returning Mon, 21 Jul, priced at S$467 found 13 hours ago
Thai Airways International
Wed, 13 Aug - Wed, 20 Aug
BKK
Bangkok
KTM
Kathmandu
S$616 Return, found 2 days ago
S$616
Return
found 2 days ago
Select Thai Airways International flight, departing Wed, 13 Aug from Bangkok to Kathmandu, returning Wed, 20 Aug, priced at S$616 found 2 days ago

Find the cheapest month to fly from Bangkok (BKK) to Kathmandu (KTM)

November is typically the cheapest month to fly

From S$285 - S$701 per traveller.

Graph displaying average flight prices per month

Bangkok to Kathmandu route information
Origin airport
Don Mueang Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air China, Air India, IndiGo, Malaysia Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Return price
S$314
Distance
2186 km
Average flight time
2 hours 11 mins

Perfect flights from Bangkok to Kathmandu

Your Journey from Bangkok to Kathmandu

Start your unforgettable journey with Expedia. Our broad selection of flights from Bangkok to Kathmandu caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Thai AirAsia, Thai Lion Mantari, IndiGo, China Southern Airlines, Batik air , SriLankan Airlines, Thai Airways International. Our selection of flights from Suvarnabhumi Intl. to Tribhuvan Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Bangkok to Kathmandu Flights

Experience the joy of finding cheap flights from Suvarnabhumi Intl. to Tribhuvan Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$140 and roundtrip prices from S$315*.
 

Pre-Flight Essentials

Ensure a smooth journey from Bangkok to Kathmandu with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Kathmandu

Picture yourself stepping off the plane in Kathmandu and immersing yourself in the unique atmosphere of Kathmandu. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Bangkok to Kathmandu Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Bangkok to Kathmandu.
 

Beyond the Flight – Exploring Kathmandu

With Expedia, your adventure extends beyond the flight. Explore Kathmandu at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Bangkok to Kathmandu with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Bangkok to Kathmandu with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Suvarnabhumi Intl. Airport (BKK) to Tribhuvan Intl. Airport?
Round-trip tickets from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) start from S$315. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year --- book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM)?
This can differ between air carriers, as each one has its own set of terms and conditions. Visit the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from Suvarnabhumi Intl. Airport (BKK) to KTM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Bangkok Airport to Tribhuvan Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Airport to KTM?
The flight distance from BKK to KTM is 2,200 kilometres. Pack yourself a drink, a few snacks and a few good podcasts. Keep yourself busy in the air and time will zip by.
Which airlines fly direct from BKK to Tribhuvan Intl. Airport (KTM)?
A popular airline that services the route from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) is Thai Smile (WE). It offers 30 flights a month. Operating 13 flights each month along this route, Nepal Airlines (RA) is another good choice.
Are BKK to Tribhuvan Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Suvarnabhumi Airport to Tribhuvan Intl. Airport (KTM) are available up to 12 months prior to departure on Expedia. And although you may nab a great last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices --- and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Bangkok Airports

Bangkok

Don Mueang Intl. to Kathmandu
S$314.35
*Available to Expedia members.