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Thailand (ภาษาไทย)
ภาษาไทย

Cheap flights from Bangkok to Kathmandu from ฿3,519

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Bangkok to Kathmandu Tribhuvan are usually found in June or January, booked 74 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Bangkok to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

฿7,735

One-way from

฿3,519

Popular in

October

Cheapest in

June

Average price

฿9,859
Thai Lion Air
  • Thai Lion Air
  • 15/11-19/11
  • Nonstop
  • 6h 50m total
  • Bangkok to Kathmandu
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Thai AirAsia
  • Thai AirAsia
  • 16/11
  • Nonstop
  • 3h 25m total
  • Bangkok to Kathmandu
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿30,721 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (฿4,943 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Bangkok to Kathmandu

Cheapest flights from Bangkok to Kathmandu
Explore the most affordable flight options available from Bangkok to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 14/1111:00DMK - KTM
Nonstop3h 30mThai Lion Air
Wed 19/1114:15KTM - DMK
Nonstop3h 20mThai Lion Air
Deal found 14/9฿7,735
Wed 19/1111:50DMK - KTM
Nonstop3h 25mMultiple Airlines
Thu 20/1114:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿7,767
Thu 20/1111:00DMK - KTM
Nonstop3h 30mThai Lion Air
Fri 21/1114:15KTM - DMK
Nonstop3h 20mThai Lion Air
Deal found 14/9฿7,799
Sat 1/1111:00DMK - KTM
Nonstop3h 30mThai Lion Air
Mon 3/1114:15KTM - DMK
Nonstop3h 20mThai Lion Air
Deal found 15/9฿7,830
Mon 27/1011:50DMK - KTM
Nonstop3h 25mMultiple Airlines
Fri 7/1114:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿7,862
Thu 23/1012:00DMK - KTM
Nonstop3h 15mMultiple Airlines
Sun 9/1114:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿7,894
Sun 26/1011:00DMK - KTM
Nonstop3h 30mThai Lion Air
Thu 6/1114:15KTM - DMK
Nonstop3h 20mThai Lion Air
Deal found 14/9฿7,925
Sun 26/1011:00DMK - KTM
Nonstop3h 30mThai Lion Air
Sun 9/1114:15KTM - DMK
Nonstop3h 20mThai Lion Air
Deal found 14/9฿7,957
Fri 24/1012:00DMK - KTM
Nonstop3h 15mMultiple Airlines
Fri 31/1014:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿7,989
Sun 19/1012:00DMK - KTM
Nonstop3h 15mMultiple Airlines
Thu 23/1014:50KTM - DMK
Nonstop3h 15mMultiple Airlines
Deal found 16/9฿8,021
Fri 24/1012:00DMK - KTM
Nonstop3h 15mMultiple Airlines
Fri 7/1114:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿8,084
Fri 24/1012:00DMK - KTM
Nonstop3h 15mMultiple Airlines
Mon 10/1114:15KTM - DMK
Nonstop3h 20mMultiple Airlines
Deal found 14/9฿8,116

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok to Kathmandu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Bangkok to Kathmandu that are best for you.

Fly from

Bangkok

Fly to

Kathmandu

Route

Depart

Return

Price

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Tue 18/11

11:00-13:15

Nonstop3h 30m

Kathmandu Tribhuvan

Wed 19/11

14:15-18:50

Nonstop3h 20m

฿7,830

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sat 1/11

11:00-13:15

Nonstop3h 30m

Kathmandu Tribhuvan

Mon 3/11

14:15-18:50

Nonstop3h 20m

฿7,830

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sat 25/10

12:00-14:00

Nonstop3h 15m

Kathmandu Tribhuvan

Tue 18/11

14:15-18:50

Nonstop3h 20m

฿8,147

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 24/10

12:00-14:00

Nonstop3h 15m

Kathmandu Tribhuvan

Sun 16/11

14:15-18:50

Nonstop3h 20m

฿8,306

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 7/11

11:00-13:15

Nonstop3h 30m

Kathmandu Tribhuvan

Fri 21/11

14:15-18:50

Nonstop3h 20m

฿8,306

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 7/11

21:00-12:00

1 stop16h 15m

Kathmandu Tribhuvan

Fri 21/11

14:15-18:50

Nonstop3h 20m

฿8,623

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Mon 17/11

21:35-12:00

1 stop15h 40m

Kathmandu Tribhuvan

Fri 21/11

14:15-18:50

Nonstop3h 20m

฿8,655

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Tue 18/11

21:35-12:00

1 stop15h 40m

Kathmandu Tribhuvan

Thu 20/11

14:15-18:50

Nonstop3h 20m

฿8,718

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Thu 20/11

12:05-21:45

1 stop10h 55m

Kathmandu Tribhuvan

Fri 21/11

14:15-18:50

Nonstop3h 20m

฿8,718

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 14/11

12:05-21:45

1 stop10h 55m

Kathmandu Tribhuvan

Wed 19/11

14:15-18:50

Nonstop3h 20m

฿8,781

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 44 results
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Best time to book a flight from Bangkok to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Bangkok with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Kathmandu

What is the cheapest time of day to fly from BKK to KTM?

Find hourly flight availability from Bangkok to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

When flying from Bangkok to Kathmandu, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 35% versus a flight in the evening.

Weekly flight availability from Bangkok to Kathmandu

Explore weekly flight availability from Bangkok to Kathmandu. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 September 2025.

The most flights from TH1 to KTM are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost for a return flight from Bangkok to Kathmandu?

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kathmandu. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with Thai Airways and Thai AirAsia from Bangkok to Kathmandu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
350 reviews
Check prices

Overall

7.8

Crew

8.3

Boarding

7.9

Food

7.3

Comfort

7.5

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.8
Good
350 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Overall

7.8

Crew

8.3

Boarding

7.9

Food

7.3

Comfort

7.5

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai AirAsia
7.5
Good
216 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Overall

7.8

Crew

8.3

Boarding

7.9

Food

7.3

Comfort

7.5

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kathmandu from Bangkok?

    If you book a flight to Kathmandu from Bangkok, you will be flying to Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 4.1 km from the centre of Kathmandu. There are 2 flights from Bangkok to Tribhuvan per day from 4 different airlines.

  • How long is the flight from Bangkok to Kathmandu?

    There are many flights that can get you from Bangkok to Kathmandu in 3h 30m. Fly via Thai Lion Air or China Southern to get the fastest option. Bangkok and Kathmandu are separated by a distance of 2198 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bangkok to Kathmandu round-trip?

    Flying on Thai AirAsia is currently your cheapest option to Kathmandu, with prices starting at ฿6,465. Additional round-trip tickets that might be worth considering are offered by Thai Lion Air and Nepal Airlines, with the lowest prices starting at ฿7,472 and ฿9,109, respectively. You may be able to fly from Bangkok to Kathmandu for 30% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Bangkok to Kathmandu one-way?

    The cheapest airline one-way is Thai AirAsia, with whom users have recently found tickets for as low as ฿3,582. However, be on the lookout for offers from Thai Lion Air and China Southern, as they are both options that can get you from Bangkok to Kathmandu for a low price.

  • What are the cheapest flights from Bangkok to Kathmandu?

    Looking at all options, your cheapest flight can be booked for ฿12,574. While the most popular route (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) can be booked for ฿6,435 on average, our data indicates ฿12,824 when flying from Bangkok to Kathmandu.

  • Can I find deals for flights from Bangkok to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Bangkok to Kathmandu flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bangkok to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Kathmandu.

  • Can I find deals for business class flights from Bangkok to Kathmandu?

    Yes. Cheapflights offers flight deals from Bangkok to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bangkok to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Kathmandu flights
Ko Samui to Kathmandu flights

Top 4 airlines flying from Bangkok to Kathmandu

Discover the top 4 airlines that operate flights from Bangkok to Kathmandu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿6,465Average฿8,711FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest฿7,472Average฿8,825FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest฿9,109Average฿13,284FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest฿14,281Average฿16,278FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Bangkok to Kathmandu?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bangkok to Kathmandu. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Kathmandu?

Cheapflights helps you find that perfect flight to Kathmandu from Bangkok by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Bangkok to Kathmandu with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Bangkok to Kathmandu flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Bangkok to Kathmandu become cheaper?

Yes, Cheapflights offers price alerts on Bangkok to Kathmandu flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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