Question 1

How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per week?

Accepted Answer

The number of flights available between Bangkok Suvarnabhumi Airport and Kathmandu is 16 per week as of January 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

Question 2

How far in advance should I book a flight to Kathmandu?

Accepted Answer

You are more likely to see cheaper flights to Kathmandu from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $402 when searching weeks before you fly. 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 $344 on momondo.

Question 3

What is the most punctual flight time for Bangkok to Kathmandu flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 4

Can stopping save me money on Bangkok Suvarnabhumi Airport to Kathmandu flights?

Accepted Answer

You could potentially save up to 23% on your flight if you consider stops on a Bangkok Suvarnabhumi Airport to Kathmandu flight.

Question 5

What is the cheapest Bangkok Suvarnabhumi to Kathmandu Tribhuvan flight route?

Accepted Answer

Fly from Bangkok Suvarnabhumi to Kathmandu Tribhuvan for the best Bangkok Suvarnabhumi - Kathmandu Tribhuvan flight prices

Question 6

What cabin class options are available on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights?

Accepted Answer

There are 2 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.

Question 7

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 8

Which airline has the best punctuality record on Bangkok to Kathmandu flights?

Accepted Answer

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 24% of their flights experiencing any sort of delay.

Question 9

What is the cheapest time of day to depart on your flight to Kathmandu?

Accepted Answer

Flying to Kathmandu from Bangkok Suvarnabhumi Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $383 when looking at flights departing in the morning. Flights to Kathmandu are more costly in the evening, with an average ticket price of $709. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Question 10

How have Bangkok Suvarnabhumi Airport to Kathmandu flight prices changed over time?

Accepted Answer

As of January 2026, prices for Bangkok Suvarnabhumi Airport to Kathmandu flights are approximately 10% cheaper when compared to flights at the same time last year.

Question 11

Which airlines fly to Kathmandu?

Accepted Answer

Thai Lion Air, Thai AirAsia and Thai Airways are the top three most popular airlines that fly to Kathmandu from Bangkok Suvarnabhumi Airport according to our data. Thai Lion Air is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Kathmandu. Keep in mind that there are 3 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

Question 12

What is the cheapest month to fly to Kathmandu?

Accepted Answer

The cheapest month to fly to Kathmandu from Bangkok Suvarnabhumi Airport is in January. Flight prices, which tend to average around $361, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Kathmandu from Bangkok Suvarnabhumi Airport during June instead. Flights to Kathmandu in June, while not as cheap as those in January, still average around $367.

Question 13

How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per day?

Accepted Answer

The number of flights available between Bangkok Suvarnabhumi Airport and Kathmandu is 2 per day as of January 2026. The most frequent departure time is 21:00, with 50% of daily flights leaving in the evening.

Question 14

What is the cheapest airline that flies from Bangkok Suvarnabhumi to Kathmandu Tribhuvan?

Accepted Answer

China Southern and Air India are the most popular carriers operating from Bangkok Suvarnabhumi to Kathmandu Tribhuvan

Question 15

How often are flights from Bangkok to Kathmandu delayed?

Accepted Answer

Historically, on average around 32% of flights between Bangkok and Kathmandu have experienced a delay on any given week. The average delay length over the past 12 months has been 95 minutes.

Question 16

When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

Accepted Answer

Prices for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.

Question 17

How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

Accepted Answer

There are 3 operators available for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport as of January 2026.

Question 18

How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport.

Question 19

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	$500
Fastest flight time	3h 25m
Direct flights	Tue and Wed
Airports in Kathmandu	1 airport

Airline	Rating	Free cancellation	Price
Thai Lion Air	PriceFrom $162	Free cancellation	Rating 7.0 39 reviews	Search Thai Lion Air flights
Thai AirAsia	PriceFrom $187	Free cancellation	Rating 7.5 231 reviews	Search Thai AirAsia flights
Thai Airways	PriceFrom $421	Free cancellation	Rating 7.8 380 reviews	Search Thai Airways flights

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How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Kathmandu

What is the cheapest month to fly to Kathmandu?

What is the cheapest time of day to depart on your flight to Kathmandu?

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?

What cabin class options are available on Bangkok Suvarnabhumi to Kathmandu Tribhuvan flights?

There are 2 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 23% 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 January 2026, 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?

China Southern and Air India are the most popular carriers operating from Bangkok Suvarnabhumi to Kathmandu Tribhuvan

Which airlines fly to Kathmandu?

How often are flights from Bangkok to Kathmandu delayed?

Historically, on average around 32% of flights between Bangkok and Kathmandu have experienced a delay on any given week. The average delay length over the past 12 months has been 95 minutes.

What is the most punctual flight time for Bangkok to Kathmandu flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Bangkok to Kathmandu flights?

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 24% of their flights experiencing any sort of delay.

How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per day?

The number of flights available between Bangkok Suvarnabhumi Airport and Kathmandu is 2 per day as of January 2026. The most frequent departure time is 21:00, with 50% of daily flights leaving in the evening.

How many flights depart from Bangkok Suvarnabhumi Airport to Kathmandu on average per week?

The number of flights available between Bangkok Suvarnabhumi Airport and Kathmandu is 16 per week as of January 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

When to book flights from Bangkok Suvarnabhumi Airport to Kathmandu

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How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Kathmandu Tribhuvan Airport?

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

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