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$148+ Cheap flights from Kathmandu (KTM) to Southeast Asia

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Kathmandu to Southeast Asia

Keep the following information in mind while searching for Kathmandu to Southeast Asia flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$226
(Trip.com)

One-way from

$148
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$620
Provider with most accurate pricing for Kathmandu Tribhuvan-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Manila Ninoy Aquino Intl flights.
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From Kathmandu Tribhuvan to Southeast Asia
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One-way flight from Kathmandu Tribhuvan to Southeast Asia
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Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Kathmandu to Southeast Asia

Cheapest flights from Kathmandu to Southeast Asia
Explore the most affordable flight options available from Kathmandu to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/193:00 pmKTM - DMK
Nonstop3h 20mThai AirAsia
Wed 5/2812:00 pmDMK - KTM
Nonstop3h 15mThai AirAsia
Deal found 2/20$228
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/253:00 pmKTM - DMK
Nonstop3h 20mMultiple Airlines
Sun 7/208:15 pmDMK - KTM
1 stop17h 55mMultiple Airlines
Deal found 2/20$272
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/202:25 pmKTM - DMK
Nonstop3h 15mThai Lion Air
Thu 5/2911:20 amDMK - KTM
Nonstop3h 20mThai Lion Air
Deal found 2/20$296
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2111:10 amKTM - BKK
Nonstop3h 20mNepal Airlines
Mon 2/244:45 pmBKK - KTM
Nonstop3h 30mNepal Airlines
Deal found 2/20$315
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/315:05 pmKTM - KUL
Nonstop4h 45mMultiple Airlines
Mon 4/145:30 amKUL - KTM
Nonstop4h 45mMultiple Airlines
Deal found 2/20$376
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:25 amKTM - BKK
Nonstop3h 30mThai Airways
Sun 6/89:15 pmBKK - KTM
Nonstop3h 25mThai Airways
Deal found 2/20$379
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/115:00 pmKTM - BKK
1 stop13h 25mAir India
Sun 6/810:30 pmBKK - KTM
1 stop11h 50mAir India
Deal found 2/20$398
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/612:35 pmKTM - BKK
1 stop25h 10mBiman Bangladesh
Sun 4/204:15 pmBKK - KTM
1 stop26h 45mBiman Bangladesh
Deal found 2/20$403
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2111:10 amKTM - BKK
Nonstop3h 20mMultiple Airlines
Mon 2/248:20 pmBKK - KTM
1 stop15h 55mMultiple Airlines
Deal found 2/20$418
This KAYAK deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:40 pmKTM - SIN
1 stop26h 45mSriLankan Airlines
Wed 3/197:50 pmSIN - KTM
1 stop18h 15mSriLankan Airlines
Deal found 2/19$443
This Malaysia Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/511:30 pmKTM - BKK
1 stop15h 35mMalaysia Airlines
Tue 6/102:15 pmBKK - KTM
1 stop9h 30mMalaysia Airlines
Deal found 2/20$458
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/239:00 pmKTM - DPS
1 stop15h 10mMultiple Airlines
Wed 3/267:00 amDPS - KTM
2 stops31h 05mMultiple Airlines
Deal found 2/20$478

Find flights from Kathmandu to Southeast Asia within your budget

Customize your flight search to find flights from Kathmandu to Southeast Asia 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Kathmandu

Fly to

Southeast Asia

Route

Depart

Return

Price

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Mon 5/19

3:00 pm-7:35 pm

Nonstop3h 20m

Bangkok Don Mueang Intl

Wed 5/28

12:00 pm-2:00 pm

Nonstop3h 15m

$228

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Sun 5/25

3:00 pm-7:35 pm

Nonstop3h 20m

Bangkok Don Mueang Intl

Sun 7/20

8:15 pm-12:55 pm

1 stop17h 55m

$272

KathmanduBangkok

KTM - DMK

KTMDMK

Kathmandu Tribhuvan

Tue 5/20

2:25 pm-6:55 pm

Nonstop3h 15m

Bangkok Don Mueang Intl

Thu 5/29

11:20 am-1:25 pm

Nonstop3h 20m

$296

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Fri 4/11

11:10 am-3:45 pm

Nonstop3h 20m

Bangkok Suvarnabhumi

Mon 4/21

4:45 pm-7:00 pm

Nonstop3h 30m

$346

KathmanduKuala Lumpur

KTM - KUL

KTMKUL

Kathmandu Tribhuvan

Mon 3/31

5:05 pm-12:05 am

Nonstop4h 45m

Kuala Lumpur Intl

Mon 4/14

5:30 am-8:00 am

Nonstop4h 45m

$376

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sat 5/10

12:25 am-5:10 am

Nonstop3h 30m

Bangkok Suvarnabhumi

Sun 6/8

9:15 pm-11:25 pm

Nonstop3h 25m

$379

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Sun 5/11

5:00 pm-7:40 am

1 stop13h 25m

Bangkok Suvarnabhumi

Sun 6/8

10:30 pm-9:05 am

1 stop11h 50m

$398

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Thu 3/6

12:35 pm-3:00 pm

1 stop25h 10m

Bangkok Suvarnabhumi

Sun 4/20

4:15 pm-5:45 pm

1 stop26h 45m

$403

KathmanduBangkok

KTM - BKK

KTMBKK

Kathmandu Tribhuvan

Mon 5/19

12:25 am-5:10 am

Nonstop3h 30m

Bangkok Suvarnabhumi

Thu 5/29

10:30 pm-9:05 am

1 stop11h 50m

$434

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

Wed 3/12

1:40 pm-6:40 pm

1 stop26h 45m

Singapore Changi

Wed 3/19

7:50 pm-11:50 am

1 stop18h 15m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Kathmandu to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Kathmandu with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Kathmandu to Southeast Asia

Get recent, data-driven insights about flights from Kathmandu to Southeast Asia including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Kathmandu to Southeast Asia (average of $976). Flying from Kathmandu to Southeast Asia in June is currently the most expensive (average of $1,580). 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 KTM to YJX?

Find hourly flight availability from Kathmandu to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Kathmandu to Southeast Asia, 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 Kathmandu to Southeast Asia

Explore weekly flight availability from Kathmandu to Southeast Asia. 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 February 20, 2025.

The most flights from KTM to zzYJX are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Southeast Asia by month

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

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Temperature in Southeast Asia by month

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

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Emirates, Singapore Airlines and Thai Airways from Kathmandu to Southeast Asia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Emirates
8.1
Very good
3,279 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Singapore Airlines
8.1
Very good
1,299 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Thai Airways
7.8
Good
318 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Air Arabia
7.7
Good
46 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

China Southern
7.6
Good
87 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Overall

8.1

Food

7.9

Crew

8.3

Boarding

8.1

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Southeast Asia. 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 from for flights from Kathmandu to Southeast Asia?

    For a flight from Kathmandu to Southeast Asia, you will be flying from Tribhuvan. Kathmandu Tribhuvan (KTM) is just 2.5 mi from the center of the city.

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

    For one-way options, check prices for Thai AirAsia. According to our data, you can fly for as low as $148. Users have also found prices from $169 and $208 on Thai Lion Air and Batik Air, respectively.

  • What are the most popular routes from Kathmandu to Southeast Asia?

    When deciding which route to take from Kathmandu to Southeast Asia consider Kathmandu Tribhuvan - Bangkok Suvarnabhumi, Kathmandu Tribhuvan - Kuala Lumpur Intl or Kathmandu Tribhuvan - Denpasar Bali Ngurah Rai as they are the most popular.

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

    On average you can expect to pay $627 for a flight from Kathmandu to Southeast Asia. The cheapest flight overall is $246 while the most popular route, (Kathmandu Tribhuvan - Bangkok Suvarnabhumi) is currently priced at $172.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Kathmandu to Southeast Asia (average of $976). Flying from Kathmandu to Southeast Asia in June is currently the most expensive (average of $1,580). 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

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Top 9 airlines flying from Kathmandu to Southeast Asia

Discover the top 9 airlines that operate flights from Kathmandu to Southeast Asia. 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$164Average$379FlexibilityNo cancel feeOn-time87%
Thai Lion AirCheapest$198Average$315FlexibilityNo cancel feeOn-timeN/A
Nepal AirlinesCheapest$305Average$381FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$320Average$528FlexibilityNo cancel feeOn-time77%
Biman BangladeshCheapest$340Average$375FlexibilityNo cancel feeOn-time45%
Malaysia AirlinesCheapest$420Average$569FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$424Average$597FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$534Average$593FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$560Average$766FlexibilityNo cancel feeOn-time69%
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