Cheap Flights from Bangkok to Kathmandu

Cheapest flights from Bangkok to Kathmandu

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Bangkok to Kathmandu. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$205

Thai Lion Air

Direct flight

3h 20m

03/17/2027

The cheapest one-way flight from Bangkok to Kathmandu departs on 03/17/2027, is operated by Thai Lion Air and costs $205

Cheapest round trip flight

$429

Malaysia Airlines

1 layover

1d 13h 30m

04/24/2027

The cheapest roundtrip flight from Bangkok to Kathmandu departs on 04/24/2027, is operated by Malaysia Airlines and costs $429

The fastest flight

3h 20m

Fastest flight from Bangkok to Kathmandu takes 3h 20m

Direct flights

Every day

There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa

Earliest flight

10:15 AM

Latest flight

9:15 PM

Average flight duration

4h 48m

Direct flights count

17

Distance

2209km

Timezone difference

1h 15m

The distance between Bangkok and Kathmandu is 2209km (1370 miles). The average flight duration is 4h 48m. There are 17 direct flights from Bangkok to Kathmandu. The time difference between Bangkok and Kathmandu is 1h 15m. Flights from Bangkok begin at 10:15 AM. The latest flight from Bangkok departs at 9:15 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Bangkok to Kathmandu by month

The minimum one-way ticket price from Bangkok to Kathmandu is $215 (December 2026), while the maximum is $228 (February 2027). On average, a ticket costs $222–$450.

December 2026

Lowest price

on average:

$215

February 2027

Highest price

on average:

$228

Avg Price

Price dynamics

Flight prices from Bangkok to Kathmandu barely change from month to month. You can comfortably choose any convenient dates — there won't be a significant overpayment.

Cheaper and more expensive periods

There is a slight difference: it's a bit cheaper in December 2026–January 2027 (averaging $217) and slightly more in October 2026–November 2026 ($227). But overall, the difference is small.

Best time to buy

On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 5%. Book whenever it's convenient.

Price predictability

Monthly price variation is just 2.2%. Ticket costs on this route are among the most predictable.

Airlines operating on route

The Bangkok — Kathmandu route is served by a wide range of airlines: 10 in total, including Thai Airways, Royal Nepal Airlines, Thai Lion Air, Air India, IndiGo, Thai Vietjet Air, China Eastern Airlines, Air India Express, Shanghai Airlines, and Thai AirAsia. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $205. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.

starting at $242

starting at $266

starting at $205

starting at $213

starting at $311

starting at $324

China Eastern Airlines

starting at $332

Air India Express

starting at $345

Shanghai Airlines

starting at $372

Thai AirAsia

starting at $374

Non-stop flights from Bangkok to Kathmandu

A non-stop flight is the most convenient and comfortable way to fly from Bangkok to Kathmandu, despite the fact that sometimes flights with transfers can cost significantly less.

Bangkok — Kathmandu

BKK — KTM

10/23/2026

Departure

Direct flight

TG309

starting at $656

Bangkok — Kathmandu

BKK — KTM

10/24/2026

Departure

Direct flight

TG309

starting at $963

Bangkok — Kathmandu

BKK — KTM

10/25/2026

Departure

Direct flight

TG319

starting at $606

Bangkok — Kathmandu

BKK — KTM

10/26/2026

Departure

Direct flight

TG309

starting at $542

Bangkok — Kathmandu

BKK — KTM

10/27/2026

Departure

Direct flight

TG309

starting at $430

Bangkok — Kathmandu

BKK — KTM

10/28/2026

Departure

Direct flight

TG319

starting at $578

Bangkok — Kathmandu

BKK — KTM

10/29/2026

Departure

Direct flight

TG309

starting at $497

Bangkok — Kathmandu

BKK — KTM

10/30/2026

Departure

Direct flight

TG309

starting at $581

Bangkok — Kathmandu

BKK — KTM

10/31/2026

Departure

Direct flight

TG309

starting at $742

Bangkok — Kathmandu

BKK — KTM

11/01/2026

Departure

Direct flight

TG309

starting at $479

Schedule of direct flights from Bangkok to Kathmandu

A few airlines fly the Bangkok — Kathmandu route, but only one operates daily: Thai Airways flies every day. Royal Nepal Airlines only flies on Monday and Friday.

Thai Airways

Every day

starting at $253

Royal Nepal Airlines

Mo and Fr

starting at $263

Bangkok airports overview

Suvarnabhumi Airport

•

BKK

30km

Don Mueang International Airport

•

DMK

26km

•

Kathmandu airports overview

Tribhuvan International Airport

•

KTM

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Bangkok to Kathmandu?

The cheapest flight ticket from Bangkok to Kathmandu according to data for the last 48 hours costs $205

When is the best time to buy air tickets on the route Bangkok — Kathmandu?

Often the best time to buy tickets from Bangkok to Kathmandu is 2 months before departure.

When is the cheapest time of year to fly from Bangkok to Kathmandu?

Based on statistics over the past years, the lowest prices for flights from Bangkok to Kathmandu can be found flying in these months: December, March, January.

How long does it take to fly from Bangkok to Kathmandu?

The fastest flights from Bangkok to Kathmandu start from 3 hours 20 minutes in the air.

Which airline can fly direct from Bangkok to Kathmandu?

The following airlines operate direct flights on the route Bangkok — Kathmandu: Thai Airways, Royal Nepal Airlines

Special offers and sales on air tickets from Bangkok to Kathmandu

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Bangkok to Kathmandu

Alternative routes

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Cheapest one way flight

$205

Thai Lion Air

Direct flight

3h 20m

03/17/2027

The cheapest one-way flight from Bangkok to Kathmandu departs on 03/17/2027, is operated by Thai Lion Air and costs $205

Cheapest round trip flight

$429

Malaysia Airlines

1 layover

1d 13h 30m

04/24/2027

The cheapest roundtrip flight from Bangkok to Kathmandu departs on 04/24/2027, is operated by Malaysia Airlines and costs $429

The fastest flight