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Cheap flights from Bangkok to Kathmandu from ฿3,667

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
25 Apr — 2 May1
1 adult

Cheapflights Tip: The best prices from Bangkok to Kathmandu Tribhuvan are usually found in January or August, booked 32 days in advance, depart on a Monday or Friday and return on a Tuesday

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 20 April 2025.

Round-trip from

฿8,902

One-way from

฿3,667

Popular in

September

Cheapest in

January

Average price

฿12,936
Thai Lion Air
  • Thai Lion Air
  • 16/5-22/5
  • 1 total stop
  • 13h 05m total
  • Bangkok to Kathmandu
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Thai AirAsia
  • Thai AirAsia
  • 2/7
  • Nonstop
  • 3h 15m total
  • Bangkok to Kathmandu
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (฿35,832 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (฿7,977 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 20 April 2025.

Fri 16/513:10DMK - KTM
1 stop9h 50mMultiple Airlines
Thu 22/514:50KTM - DMK
Nonstop3h 15mMultiple Airlines
Deal found 19/4฿8,902
Fri 5/912:00DMK - KTM
Nonstop3h 15mThai AirAsia
Wed 10/915:00KTM - DMK
Nonstop3h 20mThai AirAsia
Deal found 19/4฿9,002
Sat 17/511:45DMK - KTM
Nonstop3h 20mThai Lion Air
Tue 20/514:50KTM - DMK
Nonstop3h 15mThai Lion Air
Deal found 19/4฿9,302
Fri 5/908:20BKK - KTM
1 stop15h 25mChina Southern
Wed 10/912:50KTM - BKK
1 stop21h 35mChina Southern
Deal found 19/4฿10,469
Mon 19/508:20BKK - KTM
1 stop15h 25mMultiple Airlines
Mon 26/513:15KTM - BKK
1 stop15h 45mMultiple Airlines
Deal found 19/4฿11,569
Fri 9/508:40BKK - KTM
1 stop9h 05mAir India
Sun 18/507:35KTM - BKK
1 stop22h 50mAir India
Deal found 19/4฿13,336
Wed 4/616:45BKK - KTM
Nonstop3h 30mNepal Airlines
Wed 11/611:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 19/4฿13,569
Thu 2/1011:05BKK - KTM
1 stop11h 55mMalaysia Airlines
Mon 6/1022:45KTM - BKK
1 stop16h 20mMalaysia Airlines
Deal found 20/4฿14,003
Thu 12/610:15BKK - KTM
Nonstop3h 25mThai Airways
Thu 19/623:30KTM - BKK
Nonstop3h 30mThai Airways
Deal found 20/4฿15,103
Thu 24/414:00DMK - KTM
1 stop8h 20mBatik Air
Sun 27/421:25KTM - DMK
1 stop9h 35mBatik Air
Deal found 19/4฿16,070
Sat 19/401:15BKK - KTM
1 stop10h 45mซื่อชวนแอร์ไลน์
Tue 29/411:45KTM - BKK
1 stop27h 40mซื่อชวนแอร์ไลน์
Deal found 19/4฿17,070

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 20 April 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

Fri 16/5

13:10-21:45

1 stop9h 50m

Kathmandu Tribhuvan

Thu 22/5

14:50-19:20

Nonstop3h 15m

฿8,902

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 5/9

12:00-14:00

Nonstop3h 15m

Kathmandu Tribhuvan

Wed 10/9

15:00-19:35

Nonstop3h 20m

฿9,002

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sat 17/5

11:45-13:50

Nonstop3h 20m

Kathmandu Tribhuvan

Tue 20/5

14:50-19:20

Nonstop3h 15m

฿9,302

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 5/9

08:20-22:30

1 stop15h 25m

Kathmandu Tribhuvan

Wed 10/9

12:50-11:40

1 stop21h 35m

฿10,469

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 19/5

08:20-22:30

1 stop15h 25m

Kathmandu Tribhuvan

Mon 26/5

13:15-06:15

1 stop15h 45m

฿11,569

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 9/5

08:40-16:30

1 stop9h 05m

Kathmandu Tribhuvan

Sun 18/5

07:35-07:40

1 stop22h 50m

฿13,336

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 4/6

16:45-19:00

Nonstop3h 30m

Kathmandu Tribhuvan

Wed 11/6

11:10-15:45

Nonstop3h 20m

฿13,569

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 2/10

11:05-21:45

1 stop11h 55m

Kathmandu Tribhuvan

Mon 6/10

22:45-16:20

1 stop16h 20m

฿14,003

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Thu 12/6

10:15-12:25

Nonstop3h 25m

Kathmandu Tribhuvan

Thu 19/6

23:30-04:15

Nonstop3h 30m

฿15,103

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sun 18/5

09:05-16:05

1 stop8h 15m

Kathmandu Tribhuvan

Sat 24/5

21:25-08:15

1 stop9h 35m

฿15,837

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 27 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

How far ahead should I book a flight from Bangkok to Kathmandu?

Use this chart to determine the optimal time to book a return flight from Bangkok to Kathmandu. Price data was last updated on 18 April 2025.

The price you pay for your flight from Bangkok to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 20 April 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.

What is the cheapest day to fly from Bangkok to Kathmandu?

Use this chart to determine the cheapest time to fly return from Bangkok to Kathmandu. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Bangkok to Kathmandu flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 20 April 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).

Rainfall in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 370.0 inches per month. July is typically the wettest month, when rainfall can reach 370.0 mm. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 mm.

Temperature in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

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 20 April 2025.
See what other customers who have flown with Thai Airways, China Southern and Thai AirAsia from Bangkok to Kathmandu have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai Airways
7.7
Good
323 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Southern
7.5
Good
94 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai AirAsia
7.5
Good
207 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Malaysia Airlines
7.3
Good
254 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Eastern
7.2
Good
143 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

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.

  • 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 ฿9,002. Additional round-trip tickets that might be worth considering are offered by Thai Lion Air and China Southern, with the lowest prices starting at ฿9,302 and ฿10,469, respectively. You may be able to fly from Bangkok to Kathmandu for 20% 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 ฿3,667. 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 ฿7,415. While the most popular route (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) can be booked for ฿6,735 on average our data indicates ฿12,105 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 20 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿7,066Average฿9,466FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest฿8,053Average฿10,197FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest฿9,579Average฿14,087FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest฿14,403Average฿17,199FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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

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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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