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Cheap flights from Southeast Asia to Kathmandu from $252

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southeast Asia to Kathmandu

Enter your travel dates to find the best prices.

Cheapest flights from Southeast Asia to Kathmandu
Explore the most affordable flight options available from Southeast Asia to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 2/403:00
BKK
-
KTM
1 stop9h 45m
China Southern
Fri 10/412:30
KTM
-
BKK
1 stop23h 05m
China Southern
Deal found 5/3$574
Fri 3/416:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Fri 10/411:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Deal found 5/3$584
Fri 3/416:45
BKK
-
KTM
Nonstop3h 30m
Multiple Airlines
Tue 7/421:10
KTM
-
BKK
1 stop9h 15m
Multiple Airlines
Deal found 8/3$626
Fri 3/416:45
BKK
-
KTM
Nonstop3h 30m
Multiple Airlines
Fri 10/407:35
KTM
-
BKK
1 stop8h 05m
Multiple Airlines
Deal found 5/3$635
Fri 3/417:05
BKK
-
KTM
2 stops28h 20m
Air India
Tue 7/421:10
KTM
-
BKK
1 stop18h 30m
Air India
Deal found 8/3$654
Mon 27/401:10
BKK
-
KTM
1 stop10h 50m
Sichuan Airlines
Thu 7/511:45
KTM
-
BKK
1 stop11h 10m
Sichuan Airlines
Deal found 7/3$796
Sat 2/520:50
BKK
-
KTM
1 stop20h 00m
China Eastern
Sat 9/516:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 7/3$819
Sun 21/618:40
BKK
-
KTM
1 stop18h 35m
Malaysia Airlines
Mon 22/622:45
KTM
-
BKK
1 stop13h 25m
Malaysia Airlines
Deal found 9/3$827

Find flight deals from Southeast Asia to Kathmandu

Keep the following information in mind while searching for Southeast Asia to Kathmandu flight deals. Data was last updated 10 March 2026.

Round-trip from

$574

One-way from

$252
China Southern
  • China Southern
  • 2/4-10/4
  • 2 total stops
  • 32h 50m total
  • Southeast Asia to Kathmandu
Search Deals
China Southern
  • China Southern
  • 7/6
  • 1 total stop
  • 10h 00m total
  • Southeast Asia to Kathmandu
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southeast Asia 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 647,157 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Southeast Asia to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 21/6

18:40-12:00

1 stop18h 35m

Kathmandu Tribhuvan

Mon 22/6

22:45-13:25

1 stop13h 25m

$827

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 3/4

03:00-15:35

2 stops37h 50m

Kathmandu Tribhuvan

Sat 11/4

16:35-01:00

3 stops31h 10m

$897

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 1/9

06:00-21:45

1 stop17h 00m

Kathmandu Tribhuvan

Mon 14/9

22:45-10:15

1 stop10h 15m

$906
Fastest return journey

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 1/9

14:15-21:45

1 stop8h 45m

Kathmandu Tribhuvan

Sat 12/9

13:00-23:05

1 stop8h 50m

$906

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 10/8

14:15-21:45

1 stop8h 45m

Kathmandu Tribhuvan

Wed 12/8

13:00-13:25

1 stop23h 10m

$917

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Wed 2/9

19:15-15:35

2 stops21h 35m

Kathmandu Tribhuvan

Sun 13/9

16:35-22:15

1 stop28h 25m

$960

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Mon 31/8

02:25-15:35

1 stop14h 25m

Kathmandu Tribhuvan

Sat 12/9

16:35-01:15

2 stops31h 25m

$960

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Tue 1/9

13:35-15:35

3 stops51h 15m

Kathmandu Tribhuvan

Sun 13/9

16:35-22:15

1 stop28h 25m

$962

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Fri 17/4

14:15-21:45

1 stop8h 45m

Kathmandu Tribhuvan

Tue 5/5

22:45-10:15

1 stop10h 15m

$1,058
Cheapest one-way

BangkokKathmandu

BKK - KTM

BKKKTM

Bangkok Suvarnabhumi

Sun 7/6

02:35-15:35

2 stops38h 15m

$404

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Southeast Asia to Kathmandu

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

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

Currently, July is the cheapest month in which you can book a flight from Southeast Asia to Kathmandu (average of $148). Flying from Southeast Asia to Kathmandu in June is currently the most expensive (average of $298). 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 YJX to KTM?

Find hourly flight availability from Southeast Asia 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 10 March 2026.

When flying from Southeast Asia to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Southeast Asia to Kathmandu

Explore weekly flight availability from Southeast Asia 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 10 March 2026.

The most flights from zzYJX 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).

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 10 March 2026.
Check out reviews from past customers who have flown with Singapore Airlines and Thai AirAsia from Southeast Asia to Kathmandu to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,471 reviews
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Thai AirAsia
7.5
Good
235 reviews
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia 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 Southeast Asia?

    If you book a flight to Kathmandu from Southeast Asia, 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.

  • How long is the flight from Southeast Asia to Kathmandu?

    For as low as $827, Malaysia Airlines can have you in Kathmandu from Southeast Asia in 18h 35m. Southeast Asia and Kathmandu are separated by a distance of 2227 km. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $115 on Thai AirAsia. Other airlines that offer cheap prices include Thai Lion Air from $122 and Himalaya Airlines from $145 one-way.

  • What are the cheapest flights from Southeast Asia to Kathmandu?

    While on average a flight from Southeast Asia to Kathmandu is generally $344, our data shows the cheapest flight currently is $329. When looking at the most popular route, (Bangkok Suvarnabhumi - Kathmandu Tribhuvan), you can expect to pay $364 for that flight.

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

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

  • How can I find direct flights from Southeast Asia to Kathmandu?

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

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

    Yes. Cheapflights offers flight deals from Southeast Asia 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 Southeast Asia to Kathmandu?

    Currently, July is the cheapest month in which you can book a flight from Southeast Asia to Kathmandu (average of $148). Flying from Southeast Asia to Kathmandu in June is currently the most expensive (average of $298). 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

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Alternative routes for Southeast Asia to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Kathmandu flights
New Delhi to Kathmandu flights

Top 3 airlines flying from Southeast Asia to Kathmandu

Discover the top 3 airlines that operate flights from Southeast Asia 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 647,157 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest$162Average$386FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Thai AirAsiaCheapest$187Average$472FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Singapore AirlinesCheapest$373Average$792FlexibilityNo cancel feeOn-time81%
Search Singapore 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 Southeast Asia to Kathmandu?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southeast Asia 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 Southeast Asia to Kathmandu?

Cheapflights helps you find that perfect flight to Kathmandu from Southeast Asia 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 Southeast Asia to Kathmandu with no change fees?

Yes, we can. To see specific flights from Southeast Asia 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 Southeast Asia to Kathmandu become cheaper?

Yes! Start tracking prices for Southeast Asia to Kathmandu flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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