A white temple on a lake with a bridge in the foreground and colorful buildings in the background.

S$284 Cheap Flights from Bangkok to Kathmandu

View S$284 flight on Wed, 4 Nov, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Bangkok to Kathmandu (BKK-KTM)

Prices were available within the past 7 days and start at S$284 for one-way flights and S$405 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Thu, 27 May - Mon, 31 May
BKK
Bangkok
KTM
Kathmandu
S$405 Return, found 18 hours ago
S$405
Return
found 18 hours ago
Select Thai Airways International flight, departing Thu, 27 May from Bangkok to Kathmandu, returning Mon, 31 May, priced at S$405 found 18 hours ago
SriLankan Airlines
Wed, 27 Jan - Wed, 3 Feb
BKK
Bangkok
KTM
Kathmandu
S$556 Return, found 2 days ago
S$556
Return
found 2 days ago
Select SriLankan Airlines flight, departing Wed, 27 Jan from Bangkok to Kathmandu, returning Wed, 3 Feb, priced at S$556 found 2 days ago
China Southern Airlines
Sat, 12 Sept - Mon, 21 Sept
BKK
Bangkok
KTM
Kathmandu
S$567 Return, found 8 hours ago
S$567
Return
found 8 hours ago
Select China Southern Airlines flight, departing Sat, 12 Sept from Bangkok to Kathmandu, returning Mon, 21 Sept, priced at S$567 found 8 hours ago
China Southern Airlines
Tue, 10 Nov - Tue, 22 Dec
BKK
Bangkok
KTM
Kathmandu
S$567 Return, found 1 day ago
S$567
Return
found 1 day ago
Select China Southern Airlines flight, departing Tue, 10 Nov from Bangkok to Kathmandu, returning Tue, 22 Dec, priced at S$567 found 1 day ago
China Southern Airlines
Sat, 12 Sept - Mon, 21 Sept
BKK
Bangkok
KTM
Kathmandu
S$577 Return, found 8 hours ago
S$577
Return
found 8 hours ago
Select China Southern Airlines flight, departing Sat, 12 Sept from Bangkok to Kathmandu, returning Mon, 21 Sept, priced at S$577 found 8 hours ago
China Southern Airlines
Tue, 10 Nov - Tue, 22 Dec
BKK
Bangkok
KTM
Kathmandu
S$584 Return, found 1 day ago
S$584
Return
found 1 day ago
Select China Southern Airlines flight, departing Tue, 10 Nov from Bangkok to Kathmandu, returning Tue, 22 Dec, priced at S$584 found 1 day ago
Thai Airways International
Fri, 5 Mar - Mon, 8 Mar
BKK
Bangkok
KTM
Kathmandu
S$585 Return, found 2 days ago
S$585
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 5 Mar from Bangkok to Kathmandu, returning Mon, 8 Mar, priced at S$585 found 2 days ago
Air India
Thu, 31 Dec - Tue, 12 Jan
BKK
Bangkok
KTM
Kathmandu
S$588 Return, found 9 hours ago
S$588
Return
found 9 hours ago
Select Air India flight, departing Thu, 31 Dec from Bangkok to Kathmandu, returning Tue, 12 Jan, priced at S$588 found 9 hours ago
Malaysia Airlines
Wed, 12 May - Sun, 23 May
BKK
Bangkok
KTM
Kathmandu
S$621 Return, found 2 days ago
S$621
Return
found 2 days ago
Select Malaysia Airlines flight, departing Wed, 12 May from Bangkok to Kathmandu, returning Sun, 23 May, priced at S$621 found 2 days ago
IndiGo
Sat, 12 Sept - Mon, 21 Sept
BKK
Bangkok
KTM
Kathmandu
S$625 Return, found 8 hours ago
S$625
Return
found 8 hours ago
Select IndiGo flight, departing Sat, 12 Sept from Bangkok to Kathmandu, returning Mon, 21 Sept, priced at S$625 found 8 hours ago

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

June is typically the cheapest month to fly

From S$271 - S$609 per traveller.

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$405. 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.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air China, Air India, Biman Bangladesh, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Hahn Air Technologies, IndiGo, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, Thai Airways International
Roundtrip price
S$405
Distance
2216 km
Average flight time
2 hours 11 mins

Book with confidence

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 Air India, China Southern Airlines, SriLankan Airlines, IndiGo, Thai Airways International, Malaysia Airlines. 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$284 and roundtrip prices from S$405*.
 

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 . 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.
Perfect flights from Bangkok to Kathmandu

Explore a world of travel with Expedia

*Available to Expedia members.