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Cheap flights from Thailand to Kathmandu from ฿4,609

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 25/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
1 Sep — 8 Sep1
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 2 August 2026.

Mon 14/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Wed 23/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 30/7฿9,686
Sun 6/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Fri 18/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 29/7฿10,687
Wed 2/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Wed 16/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 1/8฿10,721
Sun 6/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Wed 16/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 29/7฿10,754
Wed 2/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Sun 20/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 29/7฿10,788
Mon 14/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Mon 21/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 31/7฿10,888
Fri 4/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Fri 18/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 31/7฿10,921
Sun 13/912:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Sun 27/915:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 29/7฿10,988
Mon 2/1112:00
DMK
-
KTM
Nonstop3h 20m
Thai Lion Air
Mon 30/1115:05
KTM
-
DMK
Nonstop3h 20m
Thai Lion Air
Deal found 30/7฿11,088
Sun 30/814:40
BKK
-
KTM
2 stops34h 40m
Air India
Sun 6/917:30
KTM
-
BKK
2 stops18h 55m
Air India
Deal found 2/8฿11,823
Wed 26/814:40
BKK
-
KTM
2 stops17h 10m
Multiple Airlines
Wed 2/913:30
KTM
-
BKK
Nonstop3h 30m
Multiple Airlines
Deal found 29/7฿12,057
Fri 4/914:40
BKK
-
KTM
2 stops34h 40m
Air India
Fri 11/921:10
KTM
-
BKK
1 stop15h 50m
Air India
Deal found 29/7฿12,124

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 2 August 2026.

Round-trip from

฿9,686

One-way from

฿4,609

Popular in

July

Cheapest in

January

Average price

฿14,695

Good round-trip deal

฿10,746 or less

Good one-way deal

฿5,892 or less
Thai Lion Air
  • Thai Lion Air
  • 14/9-23/9
  • Nonstop
  • 6h 40m total
  • Thailand to Kathmandu
Search Deals
Thai Lion Air
  • Thai Lion Air
  • 25/10
  • Nonstop
  • 3h 20m total
  • Thailand to Kathmandu
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (฿127,779 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿14,899 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 2 August 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 1/11

12:00-14:05

Nonstop3h 20m

Kathmandu Tribhuvan

Mon 2/11

15:05-19:40

Nonstop3h 20m

฿14,395

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Wed 12/8

13:30-20:35

1 stop8h 20m

Kathmandu Tribhuvan

Sat 15/8

17:30-19:45

1 stop25h 00m

฿14,428

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Tue 17/11

07:35-20:40

1 stop14h 20m

Kathmandu Tribhuvan

Tue 1/12

21:40-19:30

1 stop20h 35m

฿15,864

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Tue 17/11

21:55-14:05

1 stop17h 25m

Kathmandu Tribhuvan

Tue 1/12

07:35-19:30

1 stop10h 40m

฿16,265

BangkokKathmandu

DMK - KTM

DMKKTM

Bangkok Don Mueang Intl

Tue 10/11

20:15-16:05

1 stop21h 05m

Kathmandu Tribhuvan

Wed 25/11

15:05-19:40

Nonstop3h 20m

฿18,369

Phuket CityKathmandu

HKT - KTM

HKTKTM

Phuket City

Thu 1/10

10:55-14:05

2 stops28h 25m

Kathmandu Tribhuvan

Tue 6/10

06:30-07:25

1 stop23h 40m

฿20,206

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 19/10

18:40-21:45

1 stop28h 20m

Kathmandu Tribhuvan

Mon 7/12

22:45-17:40

1 stop17h 40m

฿21,709

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 1/11

18:40-12:00

1 stop18h 35m

Kathmandu Tribhuvan

Mon 2/11

22:45-10:15

1 stop10h 15m

฿22,310

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 30/8

21:55-15:35

3 stops42h 55m

Kathmandu Tribhuvan

Sun 6/9

16:35-20:55

3 stops27h 05m

฿24,180

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sat 14/11

21:05-16:00

1 stop20h 10m

Kathmandu Tribhuvan

Wed 2/12

17:00-22:35

1 stop28h 20m

฿24,548

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 57 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, January is the cheapest month in which you can book a flight from Thailand to Kathmandu (average of ฿8,249). Flying from Thailand to Kathmandu in July is currently the most expensive (average of ฿15,731). 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 2 August 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 2 August 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 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 75 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 2 August 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
413 reviews
Check prices

Boarding

8.0

Food

7.5

Crew

8.4

Entertainment

6.9

Comfort

7.7

Overall

7.9

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
413 reviews
Thai Airways
7.9
Good
413 reviews
Check prices

Boarding

8.0

Food

7.5

Crew

8.4

Entertainment

6.9

Comfort

7.7

Overall

7.9

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
413 reviews
Check prices

Boarding

8.0

Food

7.5

Crew

8.4

Entertainment

6.9

Comfort

7.7

Overall

7.9

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
413 reviews
Check prices

Boarding

8.0

Food

7.5

Crew

8.4

Entertainment

6.9

Comfort

7.7

Overall

7.9

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, Air India, and Malaysia Airlines can get you from Thailand to Kathmandu in just under 3h 20m. Your travel time can differ by up to 29h 55m. 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 (฿2,971), Thai AirAsia (฿3,246), and Nepal Airlines (฿5,969).

  • 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 ฿14,885 for a flight from Thailand to Kathmandu. The cheapest flight overall is ฿14,179 while the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan) is currently priced at ฿10,053.

  • 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, January is the cheapest month in which you can book a flight from Thailand to Kathmandu (average of ฿8,249). Flying from Thailand to Kathmandu in July is currently the most expensive (average of ฿15,731). 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 2 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿4,998Average฿9,203FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Lion AirCheapest฿6,163Average฿8,639FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Nepal AirlinesCheapest฿13,247Average฿14,179FlexibilityNo cancel feeOn-timeN/A
Search Nepal Airlines flights
Thai AirwaysCheapest฿14,781Average฿15,998FlexibilityNo 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 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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