How long is the flight from Kathmandu to Southeast Asia?

Airlines like Air India and Malaysia Airlines fly from Kathmandu to Southeast Asia in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 3h 35m. There are 5164 km between Kathmandu and Southeast Asia. Both multi-stop and direct flights can be found to your destination and back.

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

$124 is the cheapest one-way deal found within the past few days, from Thai AirAsia. You may also be able to find cheap deals on Thai Lion Air and Nepal Airlines, with prices starting from $142 and $252, respectively.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

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 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What are the cheapest flights from Kathmandu to Southeast Asia?

The cheapest flight price from Kathmandu to Southeast Asia is $497. On average you can expect to pay $1,199. The most popular route, (Kathmandu Tribhuvan - Denpasar Bali Ngurah Rai), can usually be booked for $944.

What are the most popular airlines that fly from Kathmandu to Southeast Asia?

When booking a flight from Kathmandu to Southeast Asia, you may want to consider flying on Thai Airways, Air India or Singapore Airlines as they are the most popular for this route.

What airport do you fly from for flights from Kathmandu to Southeast Asia?

If you book a flight to Southeast Asia from Kathmandu, you will be flying from Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 4.1 km from the centre of Kathmandu.

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 holiday 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.

$526+ Cheap Flights from Kathmandu to Southeast Asia

Cheap flight deals from Kathmandu to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 13 September 2026.

Tue 27/1021:40 -

1 stop13h 55m

Tue 3/1108:40 -

1 stop14h 15m

Deal found 12/9$823

Sun 18/1022:45 -

1 stop17h 30m

Mon 26/1016:25 -

1 stop21h 50m

Deal found 10/9$950

Tue 27/1022:45 -

1 stop17h 25m

Tue 3/1119:15 -

1 stop19h 00m

Deal found 10/9$982

Mon 26/1013:00 -

1 stop27h 10m

Tue 3/1119:15 -

1 stop19h 00m

Deal found 10/9$986

Sun 18/1022:45 -

1 stop17h 30m

Mon 26/1012:45 -

2 stops50h 10m

Deal found 10/9$1,000

Tue 27/1022:45 -

1 stop17h 25m

Sat 31/1019:15 -

1 stop28h 45m

Deal found 10/9$1,051

Fri 23/1013:00 -

1 stop27h 15m

Tue 3/1119:15 -

1 stop19h 00m

Deal found 10/9$1,055

Mon 28/913:00 -

1 stop27h 15m

Mon 12/1019:20 -

1 stop18h 40m

Deal found 8/9$1,075

Find flight deals from Kathmandu to Southeast Asia

Round-trip from	$823
One-way from	$526
Popular in	May
Cheapest in	March
Average price	$489

Air India
27/10-3/11
2 total stops
28h 10m total
Kathmandu to Southeast Asia

Search Deals

Thai Airways
8/1-31/12
1 total stop
11h 35m total
Kathmandu to Southeast Asia

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($62 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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 return flight

Fastest return journey

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Fri 8/1

00:25-14:15

1 stop11h 35m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-21:30

Nonstop0h 00m

$526

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Fri 30/10

22:55-00:25

1 stop23h 15m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-21:30

Nonstop0h 00m

$567

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Sat 9/1

08:00-15:00

2 stops28h 45m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-21:30

Nonstop0h 00m

$580

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Tue 27/10

22:45-15:25

1 stop14h 25m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-21:30

Nonstop0h 00m

$644

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Tue 27/10

21:40-13:50

1 stop13h 55m

Denpasar Bali Ngurah Rai

Tue 3/11

08:40-20:40

1 stop14h 15m

$823

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Tue 27/10

22:45-18:25

1 stop17h 25m

Denpasar Bali Ngurah Rai

Tue 3/11

19:15-12:00

1 stop19h 00m

$982

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Sun 18/10

22:45-18:30

1 stop17h 30m

Denpasar Bali Ngurah Rai

Mon 26/10

16:25-12:00

1 stop21h 50m

$996

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Sun 18/10

21:35-21:00

1 stop21h 10m

Denpasar Bali Ngurah Rai

Mon 26/10

12:45-12:40

2 stops50h 10m

$1,002

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Tue 27/10

22:45-18:25

1 stop17h 25m

Denpasar Bali Ngurah Rai

Sat 31/10

19:15-21:45

1 stop28h 45m

$1,051

KathmanduDenpasar

KTM Kathmandu Tribhuvan - DPS Denpasar Bali Ngurah Rai

KTMDPS

Kathmandu Tribhuvan

Tue 6/10

22:45-18:30

1 stop17h 30m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-21:30

Nonstop0h 00m

$1,057

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 15 resultsSorted by cheapest first

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.

KTM-DPS

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 Kathmandu to Southeast Asia

KTM-zzYJX

KTM-DPS

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 $753). Flying from Kathmandu to Southeast Asia in May is currently the most expensive (average of $997). 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?

It’s optimal to fly from Kathmandu to Southeast Asia in the morning. By choosing this option you can save up to 81% on the cost of your flight, compared to a flight in the afternoon.

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 61 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

Read through reviews of airlines operating flights from Kathmandu to Southeast Asia, such as Singapore Airlines,Thai Airways, andMalaysia Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Singapore Airlines

8.2

Very Good

1,598 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Thai Airways

7.9

Good

419 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Malaysia Airlines

7.3

Good

318 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Batik Air

5.9

Fair

86 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Air India

5.5

Fair

2,924 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SIN - JNB

Cabin crew in business class was just so amazing, friendly, caring and professional

Related info for your journey

What airport do you fly from for flights from Kathmandu to Southeast Asia?
If you book a flight to Southeast Asia from Kathmandu, you will be flying from 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 Kathmandu to Southeast Asia?
Airlines like Air India and Malaysia Airlines fly from Kathmandu to Southeast Asia in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 3h 35m. There are 5164 km between Kathmandu and Southeast Asia. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Kathmandu to Southeast Asia one-way?
$124 is the cheapest one-way deal found within the past few days, from Thai AirAsia. You may also be able to find cheap deals on Thai Lion Air and Nepal Airlines, with prices starting from $142 and $252, respectively.
What are the cheapest flights from Kathmandu to Southeast Asia?
The cheapest flight price from Kathmandu to Southeast Asia is $497. On average you can expect to pay $1,199. The most popular route, (Kathmandu Tribhuvan - Denpasar Bali Ngurah Rai), can usually be booked for $944.
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 holiday 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 $753). Flying from Kathmandu to Southeast Asia in May is currently the most expensive (average of $997). 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

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Kathmandu to Denpasar flights

Top 5 airlines flying from Kathmandu to Southeast Asia

Airline	Cheapest	Average	Flexibility	On-time
Thai AirAsia	Cheapest$168	Average$324	FlexibilityNo cancel fee	On-time87%	Search Thai AirAsia flights
Thai Lion Air	Cheapest$240	Average$506	FlexibilityNo cancel fee	On-timeN/A	Search Thai Lion Air flights
Thai Airways	Cheapest$427	Average$675	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights
Air India	Cheapest$594	Average$813	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Singapore Airlines	Cheapest$616	Average$877	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

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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?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Asia from Kathmandu.

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

Yes! Cheapflights helps users easily find flights from Kathmandu to Southeast Asia with no change fees.

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

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Cheap flights from Kathmandu to Southeast Asia from $526

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Kathmandu to Southeast Asia

Cheapest flights from Kathmandu to Southeast AsiaExplore 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 13 September 2026.

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 13 September 2026.

Best flights from Kathmandu to Southeast AsiaDiscover carefully curated flight deals from Kathmandu to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Discover carefully curated flight deals from Kathmandu to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Last-minute flights from Kathmandu to Southeast AsiaDiscover last-minute flight deals from Kathmandu to Southeast Asia. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Kathmandu to Southeast Asia. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Kathmandu to Southeast AsiaSearch for one-way flight options from Kathmandu to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Search for one-way flight options from Kathmandu to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Find flight deals from Kathmandu to Southeast Asia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kathmandu to Southeast Asia that are best for you.

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.

Cheapflights Insights

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

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 13 September 2026.

It’s optimal to fly from Kathmandu to Southeast Asia in the morning. By choosing this option you can save up to 81% on the cost of your flight, compared to a flight in the afternoon.

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 61 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

Related info for your journey

What airport do you fly from for flights from Kathmandu to Southeast Asia?

How long is the flight from Kathmandu to Southeast Asia?

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

What are the cheapest flights from Kathmandu to Southeast Asia?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kathmandu to Southeast Asia

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Complete your trip

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Find flights from Kathmandu to Southeast Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Kathmandu and Southeast Asia flights

Browse other Kathmandu and Southeast Asia flight options. Last updated on 13 September 2026.

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Top 5 airlines flying from Kathmandu to Southeast Asia

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

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

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

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

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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 13 September 2026.

Best flights from Kathmandu to Southeast Asia
Discover carefully curated flight deals from Kathmandu to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Last-minute flights from Kathmandu to Southeast Asia
Discover last-minute flight deals from Kathmandu to Southeast Asia. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Kathmandu to Southeast Asia
Search for one-way flight options from Kathmandu to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.