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£232+ Cheap flights from 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BKK — LHR
3 May — 10 May1
1 adult

Find flights from Southeast Asia

Cheapest flights from Southeast Asia
Explore the most affordable flight options available from Southeast Asia. Find the lowest fares based on data from user searches, with prices last updated on 28 April 2025.

Mon 2/623:55KUL - LHR
1 stop17h 50mKLM
Thu 12/617:10LHR - KUL
2 stops19h 15mKLM
Deal found 28/4£442
Mon 2/609:35KUL - LHR
1 stop28h 25mEtihad Airways
Sat 14/620:55LHR - KUL
1 stop15h 55mEtihad Airways
Deal found 27/4£443
Mon 2/610:50KUL - LGW
1 stop18h 35mTurkish Airlines
Mon 9/614:00LGW - KUL
1 stop20h 05mTurkish Airlines
Deal found 27/4£443
Thu 12/623:45KUL - LHR
1 stop17h 05mTurkish Airlines
Thu 19/606:30LHR - KUL
1 stop43h 40mTurkish Airlines
Deal found 28/4£448
Sun 28/923:55KUL - LCY
1 stop15h 15mKLM
Wed 15/1010:00LCY - KUL
1 stop22h 40mKLM
Deal found 26/4£454
Tue 10/602:55KUL - LGW
1 stop17h 30mQatar Airways
Wed 18/614:55LGW - KUL
1 stop23h 00mQatar Airways
Deal found 27/4£460
Wed 11/610:50KUL - LGW
2 stops28h 50mMultiple Airlines
Wed 18/621:50LGW - KUL
1 stop28h 20mMultiple Airlines
Deal found 27/4£463
Wed 11/603:10KUL - LHR
2 stops45h 55mChina Southern
Thu 19/622:10LHR - KUL
1 stop32h 15mChina Southern
Deal found 28/4£478
Sun 18/501:55KUL - LGW
1 stop20h 15mChina Eastern
Tue 27/511:35LGW - KUL
1 stop20h 15mChina Eastern
Deal found 28/4£478
Tue 3/610:15SIN - LGW
1 stop30h 40mTurkish Airlines
Tue 10/614:00LGW - SIN
1 stop35h 45mTurkish Airlines
Deal found 27/4£479
Thu 8/520:00SIN - LHR
1 stop26h 20mGulf Air
Wed 21/510:00LHR - SIN
1 stop19h 20mGulf Air
Deal found 27/4£480
Fri 16/521:10SIN - LHR
1 stop22h 35mEtihad Airways
Tue 20/509:30LHR - SIN
1 stop17h 10mEtihad Airways
Deal found 28/4£481

Find flights from Southeast Asia within your budget

Find flights departing from Southeast Asia that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 28 April 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Mon 2/6

23:55-10:45

1 stop17h 50m

London Heathrow

Thu 12/6

17:10-19:25

2 stops19h 15m

£442

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Mon 2/6

09:35-07:00

1 stop28h 25m

London Heathrow

Sat 14/6

20:55-19:50

1 stop15h 55m

£443

Kuala LumpurLondon

KUL - LGW

KULLGW

Kuala Lumpur Intl

Mon 2/6

10:50-22:25

1 stop18h 35m

London Gatwick

Mon 9/6

14:00-17:05

1 stop20h 05m

£443

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Thu 12/6

23:45-09:50

1 stop17h 05m

London Heathrow

Thu 19/6

06:30-09:10

1 stop43h 40m

£448

Kuala LumpurLondon

KUL - LCY

KULLCY

Kuala Lumpur Intl

Sun 28/9

23:55-08:10

1 stop15h 15m

London City

Wed 15/10

10:00-15:40

1 stop22h 40m

£454

Kuala LumpurLondon

KUL - LGW

KULLGW

Kuala Lumpur Intl

Tue 10/6

02:55-13:25

1 stop17h 30m

London Gatwick

Wed 18/6

14:55-20:55

1 stop23h 00m

£460

Kuala LumpurLondon

KUL - LGW

KULLGW

Kuala Lumpur Intl

Wed 11/6

10:50-08:40

2 stops28h 50m

London Gatwick

Wed 18/6

21:50-09:10

1 stop28h 20m

£463

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Wed 11/6

03:10-18:05

2 stops45h 55m

London Heathrow

Thu 19/6

22:10-13:25

1 stop32h 15m

£478

Kuala LumpurLondon

KUL - LGW

KULLGW

Kuala Lumpur Intl

Sun 18/5

01:55-15:10

1 stop20h 15m

London Gatwick

Tue 27/5

11:35-14:50

1 stop20h 15m

£478

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 8/5

20:00-15:20

1 stop26h 20m

London Heathrow

Wed 21/5

10:00-12:20

1 stop19h 20m

£480

Flights are sorted by cheapest return flights first.

Deals found on 28/4

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

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Southeast Asia

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

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

Currently, March is the cheapest month in which you can book a flight from Southeast Asia (average of £266). Flying from Southeast Asia in July will prove the most costly (average of £543). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Southeast Asia?

Use this chart to determine the cheapest time to fly return from Southeast Asia to Heathrow. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from Southeast Asia would be wise to consider leaving during Saturday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Thursday at midday when fares are usually the most expensive.

Airline reviews for flights from Southeast Asia

Get insights into the airlines that provide service from 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 airline for your flight from Southeast Asia. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Food

8.1

Boarding

8.4

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Food

8.1

Boarding

8.4

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Food

8.1

Boarding

8.4

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Food

8.1

Boarding

8.4

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Food

8.1

Boarding

8.4

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from Southeast Asia. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 28 April 2025.
  • What is the cheapest airport to fly out of Southeast Asia?

    Seoul Gimpo Intl airport offers the cheapest routes to Jeju City, from £13; whereas London Gatwick airport is typically cheaper if you're flying to Abuja, from £17. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Southeast Asia?

    At the present moment the cheapest month to fly from Southeast Asia is currently March; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Southeast Asia?

    Check out the cheapest flights from Southeast Asia to embark to:
    Travel from Seoul to Jeju City from £13 round trip
    Travel from London to Tirana from £17 round trip
    Travel from London to Podgorica from £17 round trip
    Travel from Frankfurt am Main to London from £26 round trip
    Travel from London to Poznan from £26 round trip

  • How does Cheapflights help users find flights from Southeast Asia?

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

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

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

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

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Southeast Asia today and book when you’re ready!

See more FAQs

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?

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

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

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

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

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Southeast Asia today and book when you’re ready!

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