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Cheap flights from Kathmandu to Southeast Asia from $525

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
6 May — 13 May1
1 adult

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 1 May 2025.

Round-trip from

$783

One-way from

$525

Popular in

April

Cheapest in

February

Average price

$600
Singapore Airlines
  • Singapore Airlines
  • 6/7-15/7
  • 2 total stops
  • 36h 25m total
  • Kathmandu to Southeast Asia
Malaysia Airlines
  • Malaysia Airlines
  • 10/6
  • 1 total stop
  • 17h 30m total
  • Kathmandu to Southeast Asia
Highest demand for flights based on searches. 5% potential increase in price ($47 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average return price).
Average for round-trip flights in May 2025

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 1 May 2025.

Sun 6/723:00KTM - DPS
1 stop19h 35mSingapore Airlines
Tue 15/707:10DPS - KTM
1 stop16h 50mSingapore Airlines
Deal found 30/4$783
Thu 31/722:45KTM - DPS
1 stop17h 30mMalaysia Airlines
Thu 14/812:55DPS - KTM
1 stop11h 05mMalaysia Airlines
Deal found 29/4$799
Thu 12/623:30KTM - DPS
2 stops21h 55mMultiple Airlines
Wed 18/610:50DPS - KTM
3 stops36h 00mMultiple Airlines
Deal found 30/4$892
Mon 19/523:30KTM - DPS
1 stop16h 15mThai Airways
Sat 7/616:55DPS - KTM
1 stop21h 45mThai Airways
Deal found 30/4$1,143
Sun 22/616:35KTM - DPS
3 stops29h 05mChina Eastern
Wed 25/600:55DPS - KTM
3 stops40h 55mChina Eastern
Deal found 30/4$1,591
Wed 11/609:00KTM - DPS
1 stop35h 05mEmirates
Thu 12/600:35DPS - KTM
1 stop16h 15mEmirates
Deal found 29/4$2,971
Mon 19/510:05KTM - DPS
1 stop34h 20mQatar Airways
Fri 6/600:35DPS - KTM
1 stop18h 25mQatar Airways
Deal found 30/4$3,279

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 1 May 2025.
Use the filters below to find and compare flights from Kathmandu to Southeast Asia that are best for you.

Fly from

Kathmandu

Fly to

Southeast Asia

Route

Depart

Return

Price

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Sun 6/7

23:00-20:50

1 stop19h 35m

Denpasar Bali Ngurah Rai

Tue 15/7

07:10-21:45

1 stop16h 50m

$783

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Thu 31/7

22:45-18:30

1 stop17h 30m

Denpasar Bali Ngurah Rai

Sun 10/8

19:20-12:00

1 stop18h 55m

$799

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Thu 12/6

23:30-23:40

2 stops21h 55m

Denpasar Bali Ngurah Rai

Wed 18/6

10:50-20:35

3 stops36h 00m

$892

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Mon 19/5

23:30-18:00

1 stop16h 15m

Denpasar Bali Ngurah Rai

Sat 7/6

16:55-12:25

1 stop21h 45m

$1,143

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Sun 22/6

16:35-23:55

2 stops29h 05m

Denpasar Bali Ngurah Rai

Wed 25/6

00:55-15:35

3 stops40h 55m

$1,591

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Wed 11/6

09:00-22:20

1 stop35h 05m

Denpasar Bali Ngurah Rai

Thu 12/6

00:35-14:35

1 stop16h 15m

$2,971

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Mon 19/5

10:05-22:40

1 stop34h 20m

Denpasar Bali Ngurah Rai

Fri 6/6

00:35-16:45

1 stop18h 25m

$3,279

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Tue 10/6

22:45-18:30

1 stop17h 30m

$525

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Sat 4/10

21:25-19:40

1 stop20h 00m

$622

KathmanduDenpasar

KTM - DPS

KTMDPS

Kathmandu Tribhuvan

Wed 24/9

15:35-22:45

2 stops28h 55m

$1,791

Flights are sorted by cheapest return flights first.

Deals found on 30/4

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 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

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 $489). Flying from Kathmandu to Southeast Asia in December is currently the most expensive (average of $911). 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 1 May 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.

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 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.

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 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).

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 1 May 2025.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

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?

    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.

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

    The cheapest flight price from Kathmandu to Southeast Asia is $762. On average you can expect to pay $1,216. The most popular route, (Kathmandu Tribhuvan - Denpasar Bali Ngurah Rai), can usually be booked for $1,199.

  • 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, February is the cheapest month in which you can book a flight from Kathmandu to Southeast Asia (average of $489). Flying from Kathmandu to Southeast Asia in December is currently the most expensive (average of $911). 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.

Top 6 airlines flying from Kathmandu to Southeast Asia

Discover the top 6 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 647,157 searches. Data last updated 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest$170Average$495FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Thai AirAsiaCheapest$271Average$503FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai AirwaysCheapest$473Average$747FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Singapore AirlinesCheapest$676Average$837FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest$684Average$895FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest$762Average$906FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights

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

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

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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.

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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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