S$223 Cheap Flights from Kathmandu to Bangkok

View S$223 flight on Wed, 7 Jan, 2026Opens in a new window

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

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Cheap Flights from Kathmandu to Bangkok (KTM-BKK)

Prices were available within the past 7 days and start at S$223 for one-way flights and S$352 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SriLankan Airlines
Thu, 9 Apr - Wed, 15 Apr
KTM
Kathmandu
BKK
Bangkok
S$352 Return, found 19 hours ago
S$352
Return
found 19 hours ago
Select SriLankan Airlines flight, departing Thu, 9 Apr from Kathmandu to Bangkok, returning Wed, 15 Apr, priced at S$352 found 19 hours ago
SriLankan Airlines
Mon, 2 Feb - Sun, 8 Feb
KTM
Kathmandu
BKK
Bangkok
S$371 Return, found 8 hours ago
S$371
Return
found 8 hours ago
Select SriLankan Airlines flight, departing Mon, 2 Feb from Kathmandu to Bangkok, returning Sun, 8 Feb, priced at S$371 found 8 hours ago
Thai Airways International
Fri, 9 Jan - Mon, 19 Jan
KTM
Kathmandu
BKK
Bangkok
S$477 Return, just found
S$477
Return
just found
Select Thai Airways International flight, departing Fri, 9 Jan from Kathmandu to Bangkok, returning Mon, 19 Jan, priced at S$477 just found
SriLankan Airlines
Mon, 2 Feb - Sun, 8 Feb
KTM
Kathmandu
BKK
Bangkok
S$481 Return, found 8 hours ago
S$481
Return
found 8 hours ago
Select SriLankan Airlines flight, departing Mon, 2 Feb from Kathmandu to Bangkok, returning Sun, 8 Feb, priced at S$481 found 8 hours ago
IndiGo
Mon, 8 Dec - Fri, 12 Dec
KTM
Kathmandu
BKK
Bangkok
S$515 Return, found 5 days ago
S$515
Return
found 5 days ago
Select IndiGo flight, departing Mon, 8 Dec from Kathmandu to Bangkok, returning Fri, 12 Dec, priced at S$515 found 5 days ago
SriLankan Airlines
Thu, 9 Apr - Wed, 15 Apr
KTM
Kathmandu
BKK
Bangkok
S$525 Return, found 19 hours ago
S$525
Return
found 19 hours ago
Select SriLankan Airlines flight, departing Thu, 9 Apr from Kathmandu to Bangkok, returning Wed, 15 Apr, priced at S$525 found 19 hours ago
Air India
Fri, 9 Jan - Mon, 19 Jan
KTM
Kathmandu
BKK
Bangkok
S$530 Return, just found
S$530
Return
just found
Select Air India flight, departing Fri, 9 Jan from Kathmandu to Bangkok, returning Mon, 19 Jan, priced at S$530 just found
Air India
Mon, 8 Dec - Fri, 12 Dec
KTM
Kathmandu
BKK
Bangkok
S$532 Return, found 5 days ago
S$532
Return
found 5 days ago
Select Air India flight, departing Mon, 8 Dec from Kathmandu to Bangkok, returning Fri, 12 Dec, priced at S$532 found 5 days ago
IndiGo
Mon, 8 Dec - Fri, 12 Dec
KTM
Kathmandu
BKK
Bangkok
S$534 Return, found 5 days ago
S$534
Return
found 5 days ago
Select IndiGo flight, departing Mon, 8 Dec from Kathmandu to Bangkok, returning Fri, 12 Dec, priced at S$534 found 5 days ago
Biman Bangladesh
Fri, 9 Jan - Mon, 19 Jan
KTM
Kathmandu
BKK
Bangkok
S$641 Return, just found
S$641
Return
just found
Select Biman Bangladesh flight, departing Fri, 9 Jan from Kathmandu to Bangkok, returning Mon, 19 Jan, priced at S$641 just found

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

August is typically the cheapest month to fly

From S$232 - S$483 per traveller.
Kathmandu to Bangkok route information
Origin airport
Tribhuvan Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air China, Air India, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, IndiGo, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, SriLankan Airlines
Return price
S$351
Distance
2216 km
Average flight time
4 hours 41 mins

Perfect flights from Kathmandu to Bangkok

Your Journey from Kathmandu to Bangkok

Start your unforgettable journey with Expedia. Our broad selection of flights from Kathmandu to Bangkok 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 SriLankan Airlines, IndiGo, Air India, Thai Airways International, Malaysia Airlines, SpiceJet, Singapore Airlines, China Eastern Airlines, Sichuan Airlines, Air China, Biman Bangladesh. Our selection of flights from Tribhuvan Intl. to Suvarnabhumi 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 Kathmandu to Bangkok Flights

Experience the joy of finding cheap flights from Tribhuvan Intl. to Suvarnabhumi Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$223 and roundtrip prices from S$352*.
 

Pre-Flight Essentials

Ensure a smooth journey from Kathmandu to Bangkok 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 Bangkok

Picture yourself stepping off the plane in Bangkok 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 Kathmandu to Bangkok 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 Kathmandu to Bangkok.
 

Beyond the Flight – Exploring Bangkok

With Expedia, your adventure extends beyond the flight. Explore Bangkok 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 Kathmandu to Bangkok 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 Kathmandu to Bangkok 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 KTM to Suvarnabhumi Airport?
The lowest price advertised for a round-trip flight from Tribhuvan Intl. Airport to BKK is S$352. But you better get a move on. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tribhuvan Intl. Airport to Bangkok Airport?
The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Tribhuvan Intl. Airport to Suvarnabhumi Airport 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 Tribhuvan Intl. Airport (KTM) to Bangkok Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Tribhuvan Intl. Airport (KTM) to BKK?
The flying distance between Tribhuvan Intl. Airport and Bangkok Airport is 2,200 kilometres. Listen to some music or make a start on the latest bestseller and the trip will whiz by.
Which airlines fly direct from Tribhuvan Intl. Airport to Bangkok Airport?
One airline that flies from Tribhuvan Intl. Airport (KTM) to BKK is Thai Smile (WE). It offers 30 flights a month. After some more options? Check out the seats available with Nepal Airlines (RA). This carrier offers 13 monthly flights between these destinations.
Are Tribhuvan Intl. Airport to BKK flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Tribhuvan Intl. Airport to Suvarnabhumi Airport are available up to 12 months before departure on Expedia. And although you may occasionally score fantastic last-minute deals, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

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