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Not ready to book? to track prices.Find the cheapest flights from Bangkok Suvarnabhumi Airport to Kathmandu
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Air India flights from Bangkok Suvarnabhumi Airport to Kathmandu
Our best Air India deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
SriLankan Airlines flights from Bangkok Suvarnabhumi Airport to Kathmandu
Our best SriLankan Airlines deals on Bangkok Suvarnabhumi Airport to Kathmandu flight tickets
See travel insights to Kathmandu from
How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Kathmandu
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Kathmandu?
The month of March is another great option to travel to Kathmandu, with average flight prices from Bangkok Suvarnabhumi Airport averaging around $287.
What is the cheapest day to depart on your flight to Kathmandu?
According to our data, Friday is the cheapest day to fly to Kathmandu from Bangkok Suvarnabhumi Airport. The lowest ticket price found for a Friday departure recently was $419. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Bangkok Suvarnabhumi Airport to Kathmandu on a Tuesday will generally be more expensive and average around $536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Kathmandu?
At noon is the cheapest time of day to fly from Bangkok Suvarnabhumi Airport to Kathmandu when you can find flight prices for as low as $310. Flying to Kathmandu at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $463.
What is the cheapest Bangkok Suvarnabhumi to Kathmandu Tribhuvan flight route?
Fly from Bangkok Suvarnabhumi to Kathmandu Tribhuvan for the best Bangkok Suvarnabhumi - Kathmandu Tribhuvan flight prices
How far in advance should I book a flight to Kathmandu?
You are more likely to see cheaper flights to Kathmandu from Bangkok Suvarnabhumi Airport when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $328 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Bangkok Suvarnabhumi Airport for as low as $268 on momondo.
What cabin class options are available on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights?
There are 3 cabin classes available to choose from on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Bangkok Suvarnabhumi Airport to Kathmandu flights?
You could potentially save up to 17% on your flight if you consider stops on a Bangkok Suvarnabhumi Airport to Kathmandu flight.
How have Bangkok Suvarnabhumi Airport to Kathmandu flight prices changed over time?
As of June 2025, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 10% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Bangkok Suvarnabhumi to Kathmandu Tribhuvan?
IndiGo, China Southern, and SriLankan Airlines are the most popular carriers operating from Bangkok Suvarnabhumi to Kathmandu Tribhuvan
What airlines fly to Kathmandu?
Thai Airways, Thai AirAsia and Thai Lion Air are the top three most popular airlines that fly to Kathmandu from Bangkok Suvarnabhumi Airport according to our data. Thai Airways is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 4 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.
How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per day?
2 flights are operational daily from Bangkok Suvarnabhumi Airport to Kathmandu as of June 2025. The most popular departure time for this route is 10:00AM, with 41% of flights per day taking off at noon.
How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per week?
17 flights are operational weekly from Bangkok Suvarnabhumi Airport to Kathmandu as of June 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.
When to book flights from Bangkok Suvarnabhumi Airport to Kathmandu
Cheap Bangkok Suvarnabhumi Airport to Kathmandu (BKK to KTM) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Bangkok Suvarnabhumi Airport to Kathmandu
How far is Bangkok Suvarnabhumi to Kathmandu Tribhuvan by plane?
There are 1386.5 mi between Bangkok Suvarnabhumi and Kathmandu Tribhuvan. Flights usually cover this in 3h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?
Prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport refresh daily.
How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?
There are 4 operators available for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport as of June 2025.
How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The necessary travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Bangkok Suvarnabhumi Airport to Kathmandu?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Bangkok Suvarnabhumi Airport to Kathmandu is Airbus A320-100/200 (35.21% of total bookings). The next most popular plane models are Boeing 777-200/200ER (23.97%), Airbus A320neo (22.10%), and Boeing 737-800 (15.73%).
What is the most popular airline from Bangkok Suvarnabhumi Airport to Kathmandu?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Bangkok Suvarnabhumi Airport to Kathmandu is Thai Airways (33% of total bookings). The next most popular airlines are Thai AirAsia (32%), Thai Lion Air (28%), and Nepal Airlines (7%).
Best airlines flying from Bangkok Suvarnabhumi Airport to Kathmandu
Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Kathmandu with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $205 | Free Cancellation | Rating 7.5 214 reviews | |||
| PriceFrom $227 | Free Cancellation | Rating 7.3 27 reviews | |||
| PriceFrom $383 | Free Cancellation | Rating 5.8 11 reviews | |||
| PriceFrom $420 | Free Cancellation | Rating 7.7 335 reviews |
Thai Airways Flights From Bangkok Suvarnabhumi Airport to Kathmandu
Thai Airways flies from Bangkok Suvarnabhumi Airport to Kathmandu around 14 times per week, with 335 momondo users rating the airline 7.7/10. The cheapest Thai Airways deal from Bangkok Suvarnabhumi Airport to Kathmandu in the last 72 hours was $420 (round-trip), much lower than the average airfare cost of $482 for Thai Airways flights on this route.
Nepal Airlines Flights From Bangkok Suvarnabhumi Airport to Kathmandu
$383 is the best Nepal Airlines flight deal from Bangkok Suvarnabhumi Airport to Kathmandu found on momondo over the last 72 hours. The average Nepal Airlines ticket price found was closer to $411, however, with flight time and availability significantly affecting the price. Nepal Airlines (5.8/10 from 11 user reviews) flies into Kathmandu from Bangkok Suvarnabhumi Airport 3 times in an average week so prices can vary.
Traveling to a place near Kathmandu?
Book flights to Kathmandu if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Bangkok to Kathmandu?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bangkok to Kathmandu. momondo saves you time and could save you money on your trip.
Can I find flights from Bangkok to Kathmandu with flexible booking policies on momondo?
Yes. All flights to Kathmandu from Bangkok on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Bangkok to Kathmandu?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bangkok to Kathmandu.
I’m not ready to book a flight from Bangkok to Kathmandu right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Bangkok to Kathmandu flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.