฿4,740 Cheap Flights from Kathmandu (KTM) to Bangkok (BKK)

View ฿4,740 flight on Mon, 9 Feb 2026Opens in a new window

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

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Cheap Flights from Kathmandu (KTM) to Bangkok (BKK)

Prices were available within the past 7 days and start at ฿4,740 for one-way flights and ฿7,490 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SriLankan Airlines
Thu, 12 Mar - Wed, 18 Mar
KTM
Kathmandu
BKK
Bangkok
฿7,490 Return, found 5 days ago
฿7,490
Return
found 5 days ago
Select SriLankan Airlines flight, departing Thu, 12 Mar from Kathmandu to Bangkok, returning Wed, 18 Mar, priced at ฿7,490 found 5 days ago
SriLankan Airlines
Thu, 26 Feb - Wed, 4 Mar
KTM
Kathmandu
BKK
Bangkok
฿7,610 Return, found 3 days ago
฿7,610
Return
found 3 days ago
Select SriLankan Airlines flight, departing Thu, 26 Feb from Kathmandu to Bangkok, returning Wed, 4 Mar, priced at ฿7,610 found 3 days ago
SriLankan Airlines
Thu, 12 Mar - Wed, 1 Apr
KTM
Kathmandu
BKK
Bangkok
฿7,955 Return, found 5 days ago
฿7,955
Return
found 5 days ago
Select SriLankan Airlines flight, departing Thu, 12 Mar from Kathmandu to Bangkok, returning Wed, 1 Apr, priced at ฿7,955 found 5 days ago
SriLankan Airlines
Thu, 12 Mar - Tue, 31 Mar
KTM
Kathmandu
BKK
Bangkok
฿8,395 Return, found 6 days ago
฿8,395
Return
found 6 days ago
Select SriLankan Airlines flight, departing Thu, 12 Mar from Kathmandu to Bangkok, returning Tue, 31 Mar, priced at ฿8,395 found 6 days ago
IndiGo
Tue, 20 Jan - Sat, 24 Jan
KTM
Kathmandu
BKK
Bangkok
฿10,441 Return, found 6 days ago
฿10,441
Return
found 6 days ago
Select IndiGo flight, departing Tue, 20 Jan from Kathmandu to Bangkok, returning Sat, 24 Jan, priced at ฿10,441 found 6 days ago
Thai Airways International
Thu, 5 Feb - Sat, 14 Feb
KTM
Kathmandu
BKK
Bangkok
฿11,425 Return, found 5 days ago
฿11,425
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 5 Feb from Kathmandu to Bangkok, returning Sat, 14 Feb, priced at ฿11,425 found 5 days ago
Air India
Thu, 5 Feb - Sat, 14 Feb
KTM
Kathmandu
BKK
Bangkok
฿12,650 Return, found 5 days ago
฿12,650
Return
found 5 days ago
Select Air India flight, departing Thu, 5 Feb from Kathmandu to Bangkok, returning Sat, 14 Feb, priced at ฿12,650 found 5 days ago
Biman Bangladesh
Wed, 10 Jun - Tue, 16 Jun
KTM
Kathmandu
BKK
Bangkok
฿13,200 Return, found 3 days ago
฿13,200
Return
found 3 days ago
Select Biman Bangladesh flight, departing Wed, 10 Jun from Kathmandu to Bangkok, returning Tue, 16 Jun, priced at ฿13,200 found 3 days ago
China Eastern Airlines
Wed, 21 Jan - Sun, 25 Jan
KTM
Kathmandu
BKK
Bangkok
฿16,940 Return, found 5 days ago
฿16,940
Return
found 5 days ago
Select China Eastern Airlines flight, departing Wed, 21 Jan from Kathmandu to Bangkok, returning Sun, 25 Jan, priced at ฿16,940 found 5 days ago
Air China
Fri, 20 Mar - Wed, 1 Apr
KTM
Kathmandu
BKK
Bangkok
฿18,690 Return, found 5 days ago
฿18,690
Return
found 5 days ago
Select Air China flight, departing Fri, 20 Mar from Kathmandu to Bangkok, returning Wed, 1 Apr, priced at ฿18,690 found 5 days ago

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

August is typically the cheapest month to fly

From ฿5,686 - ฿12,127 per traveller.
Flight from Kathmandu to Bangkok route information
Origin airport
Tribhuvan Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air China, Air India, Biman Bangladesh, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, IndiGo, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Return price
฿7,490
Distance
2216 km
Average flight time
4 hours 41 mins

Perfect flights from Kathmandu to Bangkok

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Kathmandu to Bangkok. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Tribhuvan Intl. to Suvarnabhumi Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,740 and roundtrip prices from ฿7,490. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Suvarnabhumi Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Bangkok.

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 ฿7,490. 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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