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£123 Cheap Flights from Bangkok (BKK) to Kathmandu (KTM)

View £123 flight on Thu, 27 Aug 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £123 for one-way flights and £290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Mon, 24 Aug - Thu, 27 Aug
BKK
Bangkok
KTM
Kathmandu
£290 Return, found 6 days ago
£290
Return
found 6 days ago
Select Air India flight, departing Mon, 24 Aug from Bangkok to Kathmandu, returning Thu, 27 Aug, priced at £290 found 6 days ago
Air India
Thu, 13 Aug - Thu, 20 Aug
BKK
Bangkok
KTM
Kathmandu
£291 Return, found 5 days ago
£291
Return
found 5 days ago
Select Air India flight, departing Thu, 13 Aug from Bangkok to Kathmandu, returning Thu, 20 Aug, priced at £291 found 5 days ago
Air India
Thu, 13 Aug - Thu, 20 Aug
BKK
Bangkok
KTM
Kathmandu
£294 Return, found 5 days ago
£294
Return
found 5 days ago
Select Air India flight, departing Thu, 13 Aug from Bangkok to Kathmandu, returning Thu, 20 Aug, priced at £294 found 5 days ago
Air India
Fri, 14 Aug - Fri, 21 Aug
BKK
Bangkok
KTM
Kathmandu
£299 Return, found 5 days ago
£299
Return
found 5 days ago
Select Air India flight, departing Fri, 14 Aug from Bangkok to Kathmandu, returning Fri, 21 Aug, priced at £299 found 5 days ago
Air India
Mon, 24 Aug - Thu, 27 Aug
BKK
Bangkok
KTM
Kathmandu
£300 Return, found 6 days ago
£300
Return
found 6 days ago
Select Air India flight, departing Mon, 24 Aug from Bangkok to Kathmandu, returning Thu, 27 Aug, priced at £300 found 6 days ago
Air India
Mon, 24 Aug - Thu, 27 Aug
BKK
Bangkok
KTM
Kathmandu
£301 Return, found 6 days ago
£301
Return
found 6 days ago
Select Air India flight, departing Mon, 24 Aug from Bangkok to Kathmandu, returning Thu, 27 Aug, priced at £301 found 6 days ago
China Southern Airlines
Mon, 21 Sept - Mon, 28 Sept
BKK
Bangkok
KTM
Kathmandu
£331 Return, found 1 day ago
£331
Return
found 1 day ago
Select China Southern Airlines flight, departing Mon, 21 Sept from Bangkok to Kathmandu, returning Mon, 28 Sept, priced at £331 found 1 day ago
SriLankan Airlines
Wed, 27 Jan - Thu, 18 Feb
BKK
Bangkok
KTM
Kathmandu
£363 Return, found 6 days ago
£363
Return
found 6 days ago
Select SriLankan Airlines flight, departing Wed, 27 Jan from Bangkok to Kathmandu, returning Thu, 18 Feb, priced at £363 found 6 days ago
IndiGo
Wed, 5 Aug - Fri, 7 Aug
BKK
Bangkok
KTM
Kathmandu
£370 Return, found 2 days ago
£370
Return
found 2 days ago
Select IndiGo flight, departing Wed, 5 Aug from Bangkok to Kathmandu, returning Fri, 7 Aug, priced at £370 found 2 days ago
China Eastern Airlines
Tue, 11 Aug - Thu, 13 Aug
BKK
Bangkok
KTM
Kathmandu
£443 Return, found 1 day ago
£443
Return
found 1 day ago
Select China Eastern Airlines flight, departing Tue, 11 Aug from Bangkok to Kathmandu, returning Thu, 13 Aug, priced at £443 found 1 day ago

Alternative airports near Kathmandu

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Tribhuvan Intl. KTM. Cheapest and Closest option available. Average driving time to city centre is 6 minutes. Flights from £291
KTM
Tribhuvan Intl.
CheapestClosest
Average driving time to city centre6 min
Flights from £291

Frequently asked questions

How much does a flight from Bangkok (BKK-Suvarnabhumi Intl.) to Kathmandu (KTM-Tribhuvan Intl.) cost?
You can find cheap one-way flights from £123 and cheap return flights from £290 BKK to KTM with Expedia. One-way flights typically cost between £179 and £544, and return flights often range between £353 and £689. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BKK to KTM ticket fares go up or down.
What is the cheapest month to fly from Bangkok (BKK) to Kathmandu (KTM)?
The cheapest months to fly from Bangkok (BKK) to Kathmandu (KTM) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bangkok (BKK) to Kathmandu (KTM)?
Enter BKK to KTM and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Bangkok (BKK) to Kathmandu (KTM)?
To find a cheap flight from Bangkok (BKK) to Kathmandu (KTM), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bangkok (BKK) to Kathmandu (KTM)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Bangkok (BKK) to Kathmandu (KTM)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Bangkok (BKK) to Kathmandu (KTM). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
Flying nonstop from BKK to KTM takes around 3 hours 30 minutes, with the route covering approximately 2,231 kilometers. Flights with a layover typically take 19 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bangkok (BKK) to Kathmandu (KTM)?
Select the "Business class" and "First class" filters when looking for Bangkok (BKK) to Kathmandu (KTM) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Bangkok (BKK) to Kathmandu (KTM) flight with Expedia?
It's easy to earn miles on a Bangkok (BKK) to Kathmandu (KTM) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Bangkok (BKK) to Kathmandu (KTM) at the last minute?
Typically, booking a last minute flight from Bangkok (BKK) to Kathmandu (KTM) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bangkok (BKK) to Kathmandu (KTM) flight and hotel package?
Securing a Bangkok (BKK) to Kathmandu (KTM) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bangkok (BKK) to Kathmandu (KTM)?
If you booked your Bangkok (BKK) to Kathmandu (KTM) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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, IndiGo, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Return price
£290
Distance
2216 km
Average flight time
2 hours 11 mins

Book with confidence

Compare flights from Bangkok to Kathmandu easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Bangkok to Kathmandu. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Tribhuvan Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Suvarnabhumi Intl. to Tribhuvan Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Suvarnabhumi Intl. (BKK) to Tribhuvan Intl. (KTM)

The easiest way to view the best deals on flights from Bangkok to Kathmandu today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Suvarnabhumi Intl. to Tribhuvan Intl. start at just £290 and range up to £443.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Bangkok and Kathmandu
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Bangkok to Kathmandu flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Suvarnabhumi Intl. to Tribhuvan Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Bangkok to Kathmandu easily and book with confidence

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