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Cheap flights from Kathmandu to Southeast Asia from ₱17,970

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
Aug 23 — Aug 301
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kathmandu to Southeast Asia

Enter your travel dates to find the best prices.

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 July 24, 2026.

Fri 10/212:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Fri 10/307:45 pm
MNL
-
KTM
1 stop18h 55m
Thai Airways
Deal found 7/20₱33,531
Wed 10/712:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Wed 10/281:10 pm
MNL
-
KTM
1 stop12h 30m
Thai Airways
Deal found 7/22₱33,593
Sat 9/512:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Sun 9/137:55 pm
MNL
-
KTM
1 stop18h 45m
Thai Airways
Deal found 7/23₱33,655
Mon 8/3112:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Tue 9/812:55 pm
MNL
-
KTM
1 stop12h 45m
Thai Airways
Deal found 7/19₱33,716
Tue 9/112:25 am
KTM
-
MNL
1 stop9h 05m
Thai Airways
Wed 9/912:55 pm
MNL
-
KTM
1 stop12h 45m
Thai Airways
Deal found 7/19₱33,778
Mon 8/1012:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Sun 8/167:55 pm
MNL
-
KTM
1 stop18h 45m
Thai Airways
Deal found 7/20₱33,840
Thu 8/61:30 pm
KTM
-
MNL
1 stop14h 15m
Multiple Airlines
Sat 8/298:05 pm
MNL
-
KTM
1 stop26h 45m
Multiple Airlines
Deal found 7/20₱34,087
Tue 12/1512:25 am
KTM
-
MNL
1 stop9h 15m
Thai Airways
Mon 12/211:10 pm
MNL
-
KTM
1 stop12h 30m
Thai Airways
Deal found 7/22₱34,210
Thu 8/2712:25 am
KTM
-
MNL
1 stop9h 05m
Thai Airways
Thu 9/1012:55 pm
MNL
-
KTM
1 stop12h 45m
Thai Airways
Deal found 7/22₱34,272
Wed 8/512:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Fri 8/2812:55 pm
MNL
-
KTM
1 stop12h 45m
Thai Airways
Deal found 7/19₱34,334
Tue 10/1312:25 am
KTM
-
MNL
1 stop9h 05m
Thai Airways
Sat 10/247:55 pm
MNL
-
KTM
1 stop18h 45m
Thai Airways
Deal found 7/19₱34,519
Tue 8/412:25 am
KTM
-
MNL
1 stop16h 05m
Thai Airways
Wed 8/2612:55 pm
MNL
-
KTM
1 stop12h 45m
Thai Airways
Deal found 7/22₱34,581

Find 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 July 24, 2026.

Round-trip from

₱33,531

One-way from

₱17,970

Popular in

May

Cheapest in

March

Average price

₱21,181
Thai Airways
  • Thai Airways
  • 10/2-10/30
  • 2 total stops
  • 35h 00m total
  • Kathmandu to Southeast Asia
Search Deals
11/19
  • 11/19
  • 1 total stop
  • 11h 05m total
  • Kathmandu to Southeast Asia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (₱246,828 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₱39,142 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
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 411,093 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Kathmandu to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Sat 9/12

12:25 am-6:45 pm

1 stop16h 05m

Manila Ninoy Aquino Intl

Tue 9/22

12:55 pm-11:25 pm

1 stop12h 45m

₱33,655

KathmanduCebu City

KTM - CEB

KTMCEB

Kathmandu Tribhuvan

Sun 9/6

2:00 pm-1:00 am

2 stops32h 45m

Cebu City Mactan Intl

Sat 9/12

2:35 am-2:05 pm

1 stop13h 45m

₱36,927

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Mon 10/5

10:45 pm-9:25 pm

1 stop20h 25m

Manila Ninoy Aquino Intl

Mon 11/2

5:20 pm-9:45 pm

1 stop30h 40m

₱37,977

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Fri 8/28

1:25 pm-4:20 am

2 stops36h 40m

Manila Ninoy Aquino Intl

Thu 9/10

8:05 pm-8:00 am

1 stop14h 10m

₱38,471

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Tue 12/29

12:25 am-6:25 pm

1 stop15h 45m

Manila Ninoy Aquino Intl

Wed 1/13

1:10 pm-11:25 pm

1 stop12h 30m

₱40,324

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Tue 10/13

12:25 am-6:45 pm

1 stop16h 05m

Manila Ninoy Aquino Intl

Fri 10/23

3:00 am-1:15 pm

3 stops36h 30m

₱40,818
Quickest round-trip

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Thu 10/8

12:25 am-6:45 pm

1 stop16h 05m

Manila Ninoy Aquino Intl

Wed 11/4

5:15 pm-11:25 pm

1 stop8h 25m

₱41,126

KathmanduCebu City

KTM - CEB

KTMCEB

Kathmandu Tribhuvan

Tue 8/11

1:30 pm-11:55 am

2 stops20h 10m

Cebu City Mactan Intl

Mon 8/17

1:25 pm-12:50 pm

1 stop25h 40m

₱42,608

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Sat 10/3

1:00 pm-3:40 am

1 stop12h 25m

Manila Ninoy Aquino Intl

Fri 10/30

6:40 am-9:45 pm

1 stop17h 20m

₱45,326

KathmanduManila

KTM - MNL

KTMMNL

Kathmandu Tribhuvan

Sun 10/25

12:25 am-11:55 am

1 stop9h 15m

Manila Ninoy Aquino Intl

Tue 11/3

3:45 am-8:40 pm

2 stops19h 10m

₱53,291

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 34 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Southeast Asia

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

Currently, March is the cheapest month in which you can book a flight from Kathmandu to Southeast Asia (average of ₱33,408). Flying from Kathmandu to Southeast Asia in May is currently the most expensive (average of ₱44,091). 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 July 24, 2026.

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 July 24, 2026.

The most flights from KTM to zzYJX 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 far ahead should I book a flight from Kathmandu to Southeast Asia?

The best time to book flights from Kathmandu to Southeast Asia is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 July 24, 2026.
See what other customers who have flown with Thai Airways from Kathmandu to Southeast Asia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.9
Good
411 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

6.9

Boarding

8.0

Food

7.5

Comfort

7.7

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
411 reviews
Thai Airways
7.9
Good
411 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

6.9

Boarding

8.0

Food

7.5

Comfort

7.7

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 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?

    Kathmandu Tribhuvan (KTM) is the airport you will fly out of if you book a flight from Kathmandu to Southeast Asia. It is only a 4.1 km journey to Tribhuvan (KTM) from Kathmandu’s city center.

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

    Thai Airways and Malaysia Airlines can get you from Kathmandu to Southeast Asia in just under 16h 05m. Your travel time can differ by up to 4h 20m. The distance between Kathmandu and Southeast Asia is about 3957 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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 - Manila Ninoy Aquino Intl, Kathmandu Tribhuvan - Cebu City Mactan Intl or Kathmandu Tribhuvan - Boracay Godofredo P. Ramos as they are the most popular.

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

    Looking at all options, your cheapest flight can be booked for ₱19,099. While the most popular route (Kathmandu Tribhuvan - Manila Ninoy Aquino Intl) can be booked for ₱35,569 on average, our data indicates ₱19,660 when flying from Kathmandu to Southeast Asia.

  • 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, March is the cheapest month in which you can book a flight from Kathmandu to Southeast Asia (average of ₱33,408). Flying from Kathmandu to Southeast Asia in May is currently the most expensive (average of ₱44,091). 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 Kathmandu to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Kathmandu to Manila flights
Kathmandu to Cebu City flights

Top airline flying from Kathmandu to Southeast Asia

Discover the top airline 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 411,093 searches. Data last updated July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest₱33,587Average₱36,325FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kathmandu to Southeast Asia?

Cheapflights makes it easy to find Kathmandu to Southeast Asia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Kathmandu to Southeast Asia for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Kathmandu to Southeast Asia flexibly with Cheapflights today.

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

Yes! Start tracking prices for Kathmandu to Southeast Asia 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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