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

The cheapest airline one-way is Hainan Airlines, with whom users have recently found tickets for as low as $278. However, be on the lookout for offers from Qatar Airways and Singapore Airlines, as they are both options that can get you from Southeast Asia to London for a low price.

What are the most popular routes from Southeast Asia to London?

The most popular flight routes from Southeast Asia to London are Bangkok Suvarnabhumi - London Heathrow, Singapore Changi - London Heathrow and Kuala Lumpur Intl - London Heathrow.

What are the cheapest flights from Southeast Asia to London?

On average you can expect to pay $1,761 for a flight from Southeast Asia to London. The cheapest flight overall is $390 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at $724.

What are the most reliable airlines from Southeast Asia to London?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Southeast Asia to London on time: Air Canada (67%), Thai Airways (51%), EVA Air (43%).

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

When booking a flight from Southeast Asia to London, you may want to consider flying on Finnair, EVA Air or Emirates as they are the most popular for this route.

How far in advance should I book a flight from Southeast Asia to London?

To save up to 25% on this flight, we recommend booking at least 37 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Southeast Asia to London from $796 1-2 weeks out and tickets from $992 for flights departing within the next 72 hours.

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

October is one of the best times of the year to fly to London from Southeast Asia. Prices for October average $892 per person but you can even find prices for as low as $609. The most expensive prices can be found in the month of July. Opting for a October flight can save you 8% on your journey compared to booking in July

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

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

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

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

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

Yes. Cheapflights offers flight deals from Southeast Asia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$277+ Flights from Southeast Asia to London

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Cheap flight deals from Southeast Asia to London

Round-trip from	$617 (FlightHub)
One-way from	$277 (Kiwi.com)

From Southeast Asia to London (LON)

Search Deals

One-way flight from Southeast Asia to London (LON)

Search Deals

Find flight deals from Southeast Asia to London

Cheapest flights from Southeast Asia to London
Explore the most affordable flight options available from Southeast Asia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 6/189:35 amKUL - LHR

1 stop16h 10mEtihad Airways

Tue 9/99:45 pmLHR - KUL

1 stop15h 05mEtihad Airways

Deal found 6/10

$617

Mon 11/311:50 pmKUL - LHR

1 stop15h 50mKLM

Mon 11/105:05 pmLHR - KUL

1 stop14h 40mKLM

Deal found 6/11

$626

Wed 7/1610:50 amKUL - LHR

1 stop17h 00mTurkish Airlines

Wed 9/1710:25 pmLHR - KUL

1 stop35h 40mTurkish Airlines

Deal found 6/9

$631

Tue 9/168:55 amKUL - LHR

1 stop17h 35mSingapore Airlines

Thu 9/259:25 amLHR - KUL

1 stop15h 40mSingapore Airlines

Deal found 6/11

$655

Thu 6/268:00 pmSIN - LHR

1 stop17h 55mGulf Air

Sun 6/2910:05 pmLHR - SIN

1 stop31h 15mGulf Air

Deal found 6/12

$675

Tue 6/172:55 amKUL - LHR

1 stop18h 15mQatar Airways

Tue 9/99:25 pmLHR - KUL

1 stop16h 30mQatar Airways

Deal found 6/10

$680

Sun 7/2010:15 amSIN - LGW

1 stop33h 45mTurkish Airlines

Sat 8/305:30 amLGW - SIN

1 stop20h 15mTurkish Airlines

Deal found 6/10

$680

Mon 9/159:10 pmSIN - LHR

1 stop16h 50mEtihad Airways

Thu 9/189:30 amLHR - SIN

1 stop17h 10mEtihad Airways

Deal found 6/12

$684

Thu 7/248:00 pmSIN - LGW

1 stop17h 55mGulf Air

Fri 8/2911:25 amLGW - SIN

1 stop17h 55mGulf Air

Deal found 6/10

$686

Sun 6/153:30 amSIN - LHR

1 stop23h 20mMultiple Airlines

Fri 6/2010:00 pmLHR - SIN

2 stops30h 00mMultiple Airlines

Deal found 6/10

$689

Thu 8/710:15 amSIN - LHR

1 stop17h 35mTurkish Airlines

Thu 8/286:30 amLHR - SIN

1 stop19h 15mTurkish Airlines

Deal found 6/10

$695

Thu 6/2612:55 amSIN - LGW

1 stop21h 15mChina Eastern

Mon 6/3011:35 amLGW - SIN

1 stop21h 00mChina Eastern

Deal found 6/12

$700

Best flights from Southeast Asia to London
Discover carefully curated flight deals from Southeast Asia to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 6/189:35 amKUL - LHR

1 stop16h 10mEtihad Airways

Tue 9/99:45 pmLHR - KUL

1 stop15h 05mEtihad Airways

Deal found 6/10

$617

Wed 7/1610:50 amKUL - LHR

1 stop17h 00mTurkish Airlines

Wed 9/1710:25 pmLHR - KUL

1 stop35h 40mTurkish Airlines

Deal found 6/9

$631

Thu 6/268:00 pmSIN - LHR

1 stop17h 55mGulf Air

Sun 6/2910:05 pmLHR - SIN

1 stop31h 15mGulf Air

Deal found 6/12

$675

Tue 6/172:55 amKUL - LHR

1 stop18h 15mQatar Airways

Tue 9/99:25 pmLHR - KUL

1 stop16h 30mQatar Airways

Deal found 6/10

$680

Sun 6/153:30 amSIN - LHR

1 stop23h 20mMultiple Airlines

Fri 6/2010:00 pmLHR - SIN

2 stops30h 00mMultiple Airlines

Deal found 6/10

$689

Thu 6/2612:55 amSIN - LGW

1 stop21h 15mChina Eastern

Mon 6/3011:35 amLGW - SIN

1 stop21h 00mChina Eastern

Deal found 6/12

$700

Wed 9/1712:50 amSIN - LGW

1 stop25h 55mEmirates

Sun 9/2810:05 amLGW - SIN

1 stop15h 30mEmirates

Deal found 6/11

$716

Mon 10/2011:20 pmSIN - LGW

1 stop25h 30mSWISS

Mon 10/276:40 pmLGW - SIN

1 stop15h 10mSWISS

Deal found 6/11

$717

Thu 7/1012:05 pmSIN - LHR

2 stops38h 25mHainan Airlines

Mon 7/1410:00 pmLHR - SIN

2 stops30h 00mHainan Airlines

Deal found 6/11

$719

Fri 8/14:55 pmKUL - LHR

1 stop33h 05mChina Southern

Tue 8/1210:10 pmLHR - KUL

1 stop20h 00mChina Southern

Deal found 6/12

$738

Thu 11/1312:40 amCGK - LHR

1 stop18h 35mSAUDIA

Sun 11/304:15 pmLHR - CGK

2 stops23h 30mSAUDIA

Deal found 6/12

$751

Sat 6/213:30 amSIN - LHR

1 stop23h 30mShenzhen Airlines

Mon 7/2810:05 pmLHR - SIN

1 stop30h 50mShenzhen Airlines

Deal found 6/11

$754

Last-minute flights from Southeast Asia to London
Discover last-minute flight deals from Southeast Asia to London. Data last updated June 12, 2025 and is based on user searches.

Thu 6/129:50 amKUL - LHR

Nonstop13h 45mMalaysia Airlines

Fri 6/1311:00 amLHR - KUL

Nonstop13h 15mMalaysia Airlines

Deal found 6/10

$710

Sun 6/153:30 amSIN - LHR

1 stop23h 20mMultiple Airlines

Fri 6/2010:00 pmLHR - SIN

2 stops30h 00mMultiple Airlines

Deal found 6/10

$689

Tue 6/172:55 amKUL - LHR

1 stop18h 15mQatar Airways

Tue 9/99:25 pmLHR - KUL

1 stop16h 30mQatar Airways

Deal found 6/10

$680

Tue 6/172:15 amKUL - LHR

1 stop17h 10mEmirates

Tue 6/249:05 amLHR - KUL

1 stop16h 35mEmirates

Deal found 6/12

$729

Tue 6/173:10 amSIN - LHR

1 stop17h 55mQatar Airways

Tue 9/97:25 pmLHR - SIN

1 stop18h 35mQatar Airways

Deal found 6/11

$736

Tue 6/1712:50 amSIN - LGW

1 stop18h 45mEmirates

Wed 7/22:30 pmLGW - SIN

1 stop17h 30mEmirates

Deal found 6/11

$747

Wed 6/189:35 amKUL - LHR

1 stop16h 10mEtihad Airways

Tue 9/99:45 pmLHR - KUL

1 stop15h 05mEtihad Airways

Deal found 6/10

$617

Thu 6/193:00 pmHAN - LHR

1 stop33h 40mChina Eastern

Thu 6/269:20 pmLHR - HAN

1 stop36h 50mChina Eastern

Deal found 6/12

$708

Fri 6/203:00 amSIN - LGW

1 stop35h 20mMultiple Airlines

Sat 6/284:05 pmLGW - SIN

2 stops29h 35mMultiple Airlines

Deal found 6/10

$756

Sat 6/2111:10 pmSIN - LGW

1 stop38h 30mChina Eastern

Sat 6/286:00 pmLGW - SIN

1 stop19h 10mChina Eastern

Deal found 6/10

$700

Sat 6/216:40 pmHAN - LHR

1 stop31h 20mShenzhen Airlines

Sun 6/2910:05 pmLHR - HAN

1 stop21h 05mShenzhen Airlines

Deal found 6/12

$710

Sat 6/213:30 amSIN - LHR

1 stop23h 30mShenzhen Airlines

Mon 7/2810:05 pmLHR - SIN

1 stop30h 50mShenzhen Airlines

Deal found 6/11

$754

One-way flights from Southeast Asia to London
Search for one-way flight options from Southeast Asia to London. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Mon 6/164:05 pmKUL - LHR

2 stops34h 05mMultiple Airlines

Deal found 6/11

$277

Thu 7/109:05 pmKUL - LHR

2 stops29h 25mHainan Airlines

Deal found 6/12

$278

Mon 6/232:55 amKUL - LHR

1 stop18h 15mQatar Airways

Deal found 6/10

$287

Mon 7/1410:25 amKUL - LHR

1 stop16h 05mSingapore Airlines

Deal found 6/12

$294

Thu 7/248:50 amKUL - LHR

1 stop18h 10mSriLankan Airlines

Deal found 6/12

$307

Wed 7/210:50 amKUL - LHR

1 stop18h 35mTurkish Airlines

Deal found 6/11

$308

Wed 6/181:45 amMNL - LHR

2 stops26h 05mMultiple Airlines

Deal found 6/10

$320

Wed 6/255:10 amSGN - LHR

1 stop18h 35mAir China

Deal found 6/11

$320

Sun 7/65:15 pmHAN - LHR

1 stop31h 25mChina Eastern

Deal found 6/11

$322

Tue 7/12:20 amKUL - LHR

1 stop23h 40mChina Southern

Deal found 6/11

$322

Sun 8/103:20 pmBKK - LHR

2 stops33h 50mMultiple Airlines

Deal found 6/12

$326

Mon 6/3012:10 amKUL - LHR

1 stop27h 20mAir China

Deal found 6/11

$327

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Thu 10/16

9:50 am-6:45 pm

1 stop15h 55m

London Heathrow

Wed 10/29

8:55 pm-7:50 pm

1 stop14h 55m

$625

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Mon 11/3

11:50 pm-7:40 am

1 stop15h 50m

London Heathrow

Mon 11/10

5:05 pm-3:45 pm

1 stop14h 40m

$626

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Wed 7/16

10:50 am-8:50 pm

1 stop17h 00m

London Heathrow

Wed 9/17

10:25 pm-5:05 pm

1 stop35h 40m

$631

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Tue 9/16

8:55 am-7:30 pm

1 stop17h 35m

London Heathrow

Thu 9/25

9:25 am-8:05 am

1 stop15h 40m

$655

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 6/26

8:00 pm-6:55 am

1 stop17h 55m

London Heathrow

Sun 6/29

10:05 pm-12:20 pm

1 stop31h 15m

$675

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 6/15

3:30 am-7:50 pm

1 stop23h 20m

London Heathrow

Fri 6/20

10:00 pm-11:00 am

2 stops30h 00m

$689

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Thu 6/26

12:55 am-3:10 pm

1 stop21h 15m

London Gatwick

Mon 6/30

11:35 am-3:35 pm

1 stop21h 00m

$700

Kuala LumpurLondon

KUL - LHR

KULLHR

Kuala Lumpur Intl

Fri 9/26

9:50 am-4:35 pm

Nonstop13h 45m

London Heathrow

Mon 10/6

9:35 pm-5:50 pm

Nonstop13h 15m

$713

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Wed 9/17

12:50 am-7:45 pm

1 stop25h 55m

London Gatwick

Sun 9/28

10:05 am-8:35 am

1 stop15h 30m

$716

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Mon 10/20

11:20 pm-5:50 pm

1 stop25h 30m

London Gatwick

Mon 10/27

6:40 pm-5:50 pm

1 stop15h 10m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 60 results

...

Best time to book a flight from Southeast Asia to London

Have a flexible travel schedule? Discover the best time to fly to London from Southeast Asia 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 Southeast Asia to London

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

Currently, November is the cheapest month in which you can book a flight from Southeast Asia to London (average of $661). Flying from Southeast Asia to London in June is currently the most expensive (average of $1,108). 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 YJX to LON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southeast Asia to London as you normally would.

Weekly flight availability from Southeast Asia to London

The most flights from zzYJX to LON are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Southeast Asia to London, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,202 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,202 reviews

EVA Air

8.4

Very good

1,202 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Korean Air

8.4

Very good

1,088 reviews

EVA Air

8.4

Very good

1,202 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Japan Airlines

8.3

Very good

1,489 reviews

EVA Air

8.4

Very good

1,202 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

China Airlines

8.3

Very good

738 reviews

EVA Air

8.4

Very good

1,202 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

What are the cheapest airlines to fly from Southeast Asia to London one-way?
The cheapest airline one-way is Hainan Airlines, with whom users have recently found tickets for as low as $278. However, be on the lookout for offers from Qatar Airways and Singapore Airlines, as they are both options that can get you from Southeast Asia to London for a low price.
What are the most popular routes from Southeast Asia to London?
The most popular flight routes from Southeast Asia to London are Bangkok Suvarnabhumi - London Heathrow, Singapore Changi - London Heathrow and Kuala Lumpur Intl - London Heathrow.
What are the most reliable airlines from Southeast Asia to London?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Southeast Asia to London on time: Air Canada (67%), Thai Airways (51%), EVA Air (43%).
What are the cheapest flights from Southeast Asia to London?
On average you can expect to pay $1,761 for a flight from Southeast Asia to London. The cheapest flight overall is $390 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at $724.
Can I find deals for flights from Southeast Asia to London that include hotel bookings?
Yes. In addition to deals on Southeast Asia to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Southeast Asia to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to London.
Can I find deals for business class flights from Southeast Asia to London?
Yes. Cheapflights offers flight deals from Southeast Asia to London 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 Southeast Asia to London?
Currently, November is the cheapest month in which you can book a flight from Southeast Asia to London (average of $661). Flying from Southeast Asia to London in June is currently the most expensive (average of $1,108). 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

Hayes

Hounslow

Thornton Heath

Luton

Canterbury

Harrow

Dover

Gatwick

Orpington

Watford

Croydon

Folkestone

Borehamwood

Sutton

Aylesbury

Chelmsford

Brentwood

Chichester

Wembley

Arundel

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Southeast Asia to London

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest$596	Average$686	FlexibilityNo cancel fee	On-time69%
China Eastern	Cheapest$613	Average$709	FlexibilityNo cancel fee	On-time62%
Etihad Airways	Cheapest$631	Average$873	FlexibilityNo cancel fee	On-time75%
Air China	Cheapest$655	Average$800	FlexibilityNo cancel fee	On-time67%
SAUDIA	Cheapest$663	Average$805	FlexibilityNo cancel fee	On-time86%
Emirates	Cheapest$668	Average$1,003	FlexibilityNo cancel fee	On-time75%
Lufthansa	Cheapest$669	Average$911	FlexibilityNo cancel fee	On-time76%
SWISS	Cheapest$674	Average$973	FlexibilityNo cancel fee	On-time79%
Singapore Airlines	Cheapest$676	Average$971	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$697	Average$1,140	FlexibilityNo cancel fee	On-time70%

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$277+ Cheap flights from Southeast Asia to London (LON)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Southeast Asia to London with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Southeast Asia to London

Keep the following information in mind while searching for Southeast Asia to London flight deals. Data was last updated June 12, 2025.

Round-trip from

One-way from

Find flight deals from Southeast Asia to London

Cheapest flights from Southeast Asia to LondonExplore the most affordable flight options available from Southeast Asia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Southeast Asia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Southeast Asia to London

Have a flexible travel schedule? Discover the best time to fly to London from Southeast Asia with our price prediction graph.

Cheapflights Insights

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

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

What is the cheapest time of day to fly from YJX to LON?

Find hourly flight availability from Southeast Asia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Weekly flight availability from Southeast Asia to London

Explore weekly flight availability from Southeast Asia to London. 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 June 12, 2025.

Rainfall in London by month

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

Temperature in London by month

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated June 12, 2025.

Read through reviews of airlines operating flights from Southeast Asia to London, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

What are the most popular routes from Southeast Asia to London?

What are the most reliable airlines from Southeast Asia to London?

What are the cheapest flights from Southeast Asia to London?

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

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

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

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

Traveling to a place near 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 Southeast Asia to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Southeast Asia to London

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Cheapest flights from Southeast Asia to London
Explore the most affordable flight options available from Southeast Asia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.