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Cheap flights from Thailand to Kathmandu from ฿5,794

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Kathmandu

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Kathmandu
Explore the most affordable flight options available from Thailand to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Wed 16/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Mon 28/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 19/6฿11,292
Wed 21/1012:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Mon 16/1114:15
KTM
-
DMK
Nonstop3h 15m
Thai Lion Air
Deal found 20/6฿11,325
Mon 2/1111:00
DMK
-
KTM
Nonstop3h 30m
Thai Lion Air
Wed 18/1114:15
KTM
-
DMK
Nonstop3h 15m
Thai Lion Air
Deal found 21/6฿11,358
Fri 18/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Sun 4/1015:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 20/6฿11,391
Fri 18/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Sun 27/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 19/6฿11,457
Wed 23/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Wed 7/1015:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 20/6฿11,523
Sun 2/816:45
BKK
-
KTM
1 stop22h 25m
Multiple Airlines
Sun 9/813:15
KTM
-
BKK
1 stop22h 15m
Multiple Airlines
Deal found 18/6฿11,556
Sun 13/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Wed 7/1015:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 20/6฿11,589
Sun 13/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Sun 4/1015:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 20/6฿11,655
Fri 16/1012:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Fri 30/1014:15
KTM
-
DMK
Nonstop3h 15m
Thai Lion Air
Deal found 22/6฿11,786
Wed 5/816:45
BKK
-
KTM
1 stop22h 25m
Multiple Airlines
Wed 12/813:40
KTM
-
BKK
1 stop21h 50m
Multiple Airlines
Deal found 21/6฿11,786
Mon 26/1011:00
DMK
-
KTM
Nonstop3h 30m
Thai Lion Air
Mon 16/1114:15
KTM
-
DMK
Nonstop3h 15m
Thai Lion Air
Deal found 20/6฿11,819

Find flight deals from Thailand to Kathmandu

Keep the following information in mind while searching for Thailand to Kathmandu flight deals. Data was last updated 23 June 2026.

Round-trip from

฿11,292

One-way from

฿5,794

Popular in

June

Cheapest in

January

Average price

฿13,136

Good round-trip deal

฿14,170 or less

Good one-way deal

฿6,038 or less
Thai Lion Air
  • Thai Lion Air
  • 16/9-28/9
  • Nonstop
  • 6h 40m total
  • Thailand to Kathmandu
Search Deals
Thai Lion Air
  • Thai Lion Air
  • 20/11
  • Nonstop
  • 3h 30m total
  • Thailand to Kathmandu
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿31,392 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿10,518 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Thailand to Kathmandu Tribhuvan.
Search Deals
Price to beat on a one-way flight from Thailand to Kathmandu Tribhuvan.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand 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 23 June 2026.
Use the filters below to find and compare flights from Thailand to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sun 25/10

11:00-13:15

Nonstop3h 30m

Kathmandu Tribhuvan

Thu 29/10

14:15-18:45

Nonstop3h 15m

฿12,873

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sun 8/11

11:00-13:15

Nonstop3h 30m

Kathmandu Tribhuvan

Thu 19/11

14:15-18:45

Nonstop3h 15m

฿13,301

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Wed 22/7

13:30-20:35

1 stop8h 20m

Kathmandu Tribhuvan

Wed 29/7

06:30-19:45

1 stop12h 00m

฿13,663

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Mon 10/8

08:55-13:05

3 stops29h 25m

Kathmandu Tribhuvan

Fri 14/8

15:10-23:05

1 stop6h 40m

฿15,572

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Mon 20/7

16:45-00:05

1 stop8h 35m

Kathmandu Tribhuvan

Mon 27/7

14:05-02:40

1 stop11h 20m

฿16,692

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Wed 14/10

12:00-14:05

Nonstop3h 20m

Kathmandu Tribhuvan

Thu 5/11

13:15-02:30

1 stop12h 00m

฿17,350

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Fri 24/7

13:45-20:35

1 stop8h 05m

Kathmandu Tribhuvan

Fri 31/7

14:05-02:40

1 stop11h 20m

฿18,733

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Sun 25/10

11:45-21:45

2 stops11h 15m

Kathmandu Tribhuvan

Wed 28/10

14:15-18:45

Nonstop3h 15m

฿20,478

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 20/9

14:15-21:45

1 stop8h 45m

Kathmandu Tribhuvan

Sat 26/9

13:00-23:05

1 stop8h 50m

฿21,926

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 25/10

20:05-12:00

1 stop17h 10m

Kathmandu Tribhuvan

Thu 29/10

22:45-13:25

1 stop13h 25m

฿22,684

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 58 resultsSorted by cheapest first
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Best time to book a flight from Thailand to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Thailand 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 Thailand to Kathmandu

What is the cheapest month to book a flight from Thailand to Kathmandu?

Currently, December is the cheapest month in which you can book a flight from Thailand to Kathmandu (average of ฿2,041). Flying from Thailand to Kathmandu in June is currently the most expensive (average of ฿6,453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Thailand 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 23 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Thailand to Kathmandu as you normally would.

Weekly flight availability from Thailand to Kathmandu

Explore weekly flight availability from Thailand 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 23 June 2026.

The most flights from TH0 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 often are flights from Thailand to Kathmandu delayed?

About 28% of weekly flights between Thailand and Kathmandu have experienced delays in the past year, with the average delay time being 85 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Thai Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Thailand to Kathmandu, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 23 June 2026.
Check out reviews from past customers who have flown with Thai Airways,Thai AirAsia, andThai Lion Air from Thailand 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
7.9
Good
407 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.7

Food

7.4

Boarding

8.0

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
407 reviews
Thai Airways
7.9
Good
407 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.7

Food

7.4

Boarding

8.0

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai AirAsia
7.4
Good
243 reviews
Thai Airways
7.9
Good
407 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.7

Food

7.4

Boarding

8.0

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Lion Air
7.1
Good
45 reviews
Thai Airways
7.9
Good
407 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.7

Food

7.4

Boarding

8.0

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Related info for your journey

Find useful and relevant information for your journey from Thailand 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 Thailand?

    Most people fly into Kathmandu Tribhuvan (KTM) if they book a flight to Kathmandu from Thailand. Tribhuvan is conveniently located just 4.1 km from Kathmandu’s city centre.

  • How long is the flight from Thailand to Kathmandu?

    Thai Lion Air and Malaysia Airlines can get you from Thailand to Kathmandu in just under 3h 30m. Your travel time can differ by up to 5h 15m. Airlines will cover a distance of 2198 km. This flight may include one or multiple stops.

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

    The cheapet airlines for a one-way flight from Thailand to Kathmandu are Thai Lion Air (฿2,929), Thai AirAsia (฿3,265), and Nepal Airlines (฿5,884).

  • What are the most popular routes from Thailand to Kathmandu?

    The most popular route from Thailand to Kathmandu is Bangkok Suvarnabhumi - Kathmandu Tribhuvan. You may also consider Bangkok Don Mueang Intl - Kathmandu Tribhuvan or Phuket City - Kathmandu Tribhuvan.

  • What are the cheapest flights from Thailand to Kathmandu?

    On average you can expect to pay ฿15,351 for a flight from Thailand to Kathmandu. The cheapest flight overall is ฿14,170 while the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) is currently priced at ฿11,358.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Thailand 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.

  • What is the cheapest month to book a flight from Thailand to Kathmandu?

    Currently, December is the cheapest month in which you can book a flight from Thailand to Kathmandu (average of ฿2,041). Flying from Thailand to Kathmandu in June is currently the most expensive (average of ฿6,453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Thailand 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 Thailand to Kathmandu

Discover the top 4 airlines that operate flights from Thailand 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 23 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿5,651Average฿8,531FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest฿6,075Average฿8,231FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Thai AirwaysCheapest฿8,561Average฿15,991FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Nepal AirlinesCheapest฿11,946Average฿13,953FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines 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 Thailand to Kathmandu?

Cheapflights helps you search for flights from Thailand to Kathmandu via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Thailand to Kathmandu.

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

Yes, we can. To see specific flights from Thailand to Kathmandu with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Thailand to Kathmandu and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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