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Cheap flights from Thailand to Kathmandu from ฿5,242

BKK — KTM
26 Sep — 3 Oct1
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

Mon 28/912:00 -
Nonstop3h 20m
Wed 7/1015:05 -
Nonstop3h 20m
Deal found 24/8฿9,927
Sun 27/912:00 -
Nonstop3h 20m
Fri 9/1015:05 -
Nonstop3h 20m
Deal found 25/8฿10,844
Mon 28/912:00 -
Nonstop3h 20m
Mon 12/1015:05 -
Nonstop3h 20m
Deal found 25/8฿10,877
Wed 30/912:00 -
Nonstop3h 20m
Sun 11/1015:05 -
Nonstop3h 20m
Deal found 27/8฿11,500
Sun 27/912:00 -
Nonstop3h 20m
Mon 12/1015:05 -
Nonstop3h 20m
Deal found 25/8฿11,532
Fri 25/912:00 -
Nonstop3h 20m
Sun 11/1015:05 -
Nonstop3h 20m
Deal found 25/8฿11,598
Fri 4/1212:00 -
Nonstop3h 20m
Mon 14/1215:05 -
Nonstop3h 20m
Deal found 24/8฿11,631
Fri 13/1112:00 -
Nonstop3h 20m
Sun 6/1215:05 -
Nonstop3h 20m
Deal found 24/8฿11,696
Fri 4/1213:55 -
1 stop9h 50m
Sun 17/112:50 -
1 stop22h 30m
Deal found 27/8฿13,302
Mon 14/915:10 -
1 stop21h 35m
Thu 17/923:30 -
1 stop13h 55m
Deal found 27/8฿13,564
Wed 30/1202:10 -
1 stop10h 35m
Sun 3/121:40 -
1 stop21h 40m
Deal found 24/8฿13,596
Wed 9/919:00 -
1 stop28h 45m
Sun 13/913:15 -
1 stop22h 15m
Deal found 24/8฿13,629

Find flight deals from Thailand to Kathmandu

Round-trip from

฿9,927

One-way from

฿5,242

Popular in

July

Cheapest in

January

Average price

฿15,005

Good round-trip deal

฿10,541 or less

Good one-way deal

฿5,904 or less
Thai Lion Air
  • Thai Lion Air
  • 28/9-7/10
  • Nonstop
  • 6h 40m total
  • Thailand to Kathmandu
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Thai Lion Air
  • Thai Lion Air
  • 28/9
  • Nonstop
  • 3h 20m total
  • Thailand to Kathmandu
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (฿125,374 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (฿14,227 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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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.
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Cheapflights Fare Finder

 
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 Bangkok Don Mueang Intl - KTM Kathmandu Tribhuvan

DMKKTM

Bangkok Don Mueang Intl

Wed 16/12

12:00-14:05

Nonstop3h 20m

Kathmandu Tribhuvan

Sun 20/12

15:05-19:40

Nonstop3h 20m

฿14,186

BangkokKathmandu

BKK Bangkok Suvarnabhumi - KTM Kathmandu Tribhuvan

BKKKTM

Bangkok Suvarnabhumi

Thu 12/11

10:15-12:25

Nonstop3h 25m

Kathmandu Tribhuvan

Fri 13/11

11:10-15:45

Nonstop3h 20m

฿17,462

Phuket CityKathmandu

HKT Phuket City - KTM Kathmandu Tribhuvan

HKTKTM

Phuket City

Sun 11/10

16:35-20:10

2 stops28h 50m

Kathmandu Tribhuvan

Sun 18/10

21:10-19:45

1 stop21h 20m

฿17,659

Phuket CityKathmandu

HKT Phuket City - KTM Kathmandu Tribhuvan

HKTKTM

Phuket City

Fri 8/1

12:40-09:05

2 stops21h 40m

Kathmandu Tribhuvan

Wed 13/1

14:55-19:30

1 stop27h 20m

฿18,118

BangkokKathmandu

BKK Bangkok Suvarnabhumi - KTM Kathmandu Tribhuvan

BKKKTM

Bangkok Suvarnabhumi

Thu 12/11

13:55-22:30

1 stop9h 50m

Kathmandu Tribhuvan

Sat 14/11

13:45-02:45

1 stop11h 45m

฿19,428

Phuket CityKathmandu

HKT Phuket City - KTM Kathmandu Tribhuvan

HKTKTM

Phuket City

Wed 30/9

00:05-15:05

3 stops40h 15m

Kathmandu Tribhuvan

Wed 7/10

06:30-19:45

1 stop12h 00m

฿20,346

BangkokKathmandu

DMK Bangkok Don Mueang Intl - KTM Kathmandu Tribhuvan

DMKKTM

Bangkok Don Mueang Intl

Thu 12/11

12:05-20:40

1 stop9h 50m

Kathmandu Tribhuvan

Fri 13/11

15:05-19:40

Nonstop3h 20m

฿22,082

Phuket CityKathmandu

HKT Phuket City - KTM Kathmandu Tribhuvan

HKTKTM

Phuket City

Fri 11/9

16:40-11:30

1 stop20h 05m

Kathmandu Tribhuvan

Sun 13/9

23:30-15:40

1 stop14h 55m

฿22,770

BangkokKathmandu

BKK Bangkok Suvarnabhumi - KTM Kathmandu Tribhuvan

BKKKTM

Bangkok Suvarnabhumi

Mon 19/10

22:25-12:50

1 stop15h 40m

Kathmandu Tribhuvan

Thu 12/11

08:00-21:05

1 stop11h 50m

฿22,901

BangkokKathmandu

BKK Bangkok Suvarnabhumi - KTM Kathmandu Tribhuvan

BKKKTM

Bangkok Suvarnabhumi

Wed 3/2

18:40-21:45

1 stop28h 20m

Kathmandu Tribhuvan

Thu 11/2

22:45-10:20

1 stop10h 20m

฿23,687

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 55 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

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 ฿8,256). Flying from Thailand to Kathmandu in July is currently the most expensive (average of ฿15,562). 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?

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

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 (1 on average).

How often are flights from Thailand to Kathmandu delayed?

About 29% of weekly flights between Thailand and Kathmandu have experienced delays in the past year, with the average delay time being 86 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 20% 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 73 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

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
417 reviews
Check prices

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Boarding

8.0

Food

7.5

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
417 reviews
Thai Airways
7.9
Good
417 reviews
Check prices

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Boarding

8.0

Food

7.5

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
246 reviews
Thai Airways
7.9
Good
417 reviews
Check prices

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Boarding

8.0

Food

7.5

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
7.0
Good
46 reviews
Thai Airways
7.9
Good
417 reviews
Check prices

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Boarding

8.0

Food

7.5

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

  • 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, Air India, and China Southern can get you from Thailand to Kathmandu in just under 3h 20m. Your travel time can differ by up to 18h 20m. 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 (฿2,915), Thai AirAsia (฿2,984), and Nepal Airlines (฿5,856).

  • 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 ฿12,124 for a flight from Thailand to Kathmandu. The cheapest flight overall is ฿6,643 while the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) is currently priced at ฿11,696.

  • 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 ฿8,256). Flying from Thailand to Kathmandu in July is currently the most expensive (average of ฿15,562). 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

Alternative routes for Thailand to Kathmandu

Phuket City to Kathmandu flights
Ko Samui to Kathmandu flights

Top 4 airlines flying from Thailand to Kathmandu

AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿4,903Average฿9,028FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest฿6,045Average฿8,403FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest฿12,995Average฿13,909FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest฿14,499Average฿15,694FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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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.

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