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Cheap flights from London Heathrow Airport to Southeast Asia from $344

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Southeast Asia departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Southeast Asia

Cheap round-trip flights

These are some of the best round-trip flight deals from London Heathrow Airport to Southeast Asia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Southeast Asia.

Cheap last minute flights

Planning a quick getaway from London Heathrow Airport to Southeast Asia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Southeast Asia, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London Heathrow Airport to Southeast Asia

Find recent round-trip train or bus tickets from London Heathrow Airport to Southeast Asia.

All round-trip flight deals to Southeast Asia

The cheapest plane tickets to Southeast Asia found on KAYAK recently.
5:50 pm - 12:20 pmLHR-BKK
35h 30m1 stop
1:35 pm - 1:55 pmBKK-LHR
31h 20m1 stop
$508China Eastern
Find Deal
Tue, Nov 19 - Wed, Dec 4
5:50 pm - 10:25 pmLHR-BKK
21h 35m1 stop
10:45 am - 1:55 pmBKK-LHR
34h 10m1 stop
$510China Eastern
Find Deal
Tue, Nov 26 - Tue, Dec 3
5:40 pm - 12:10 amLHR-BKK
23h 30m1 stop
1:30 am - 5:50 pmBKK-LHR
23h 20m1 stop
$560Air China
Find Deal
Tue, Nov 19 - Tue, Dec 3
9:35 pm - 1:25 amLHR-MNL
19h 50m1 stop
2:55 am - 7:40 pmMNL-LHR
24h 45m1 stop
$561Air China
Find Deal
Tue, Feb 25 - Fri, Mar 21
7:10 pm - 10:45 pmLHR-CGK
20h 35m1 stop
7:05 pm - 12:15 pmCGK-LHR
24h 10m1 stop
$627SAUDIA
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Thu, Jan 16 - Wed, Feb 19
7:10 pm - 10:45 pmLHR-CGK
20h 35m1 stop
7:05 pm - 2:15 pmCGK-LHR
26h 10m2 stops
$647SAUDIA
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Thu, Jan 16 - Wed, Feb 19
10:55 am - 5:00 pmLHR-BKK
23h 05m1 stop
9:10 pm - 3:35 pmBKK-LHR
25h 25m1 stop
$712Singapore Airlines
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Tue, Nov 19 - Sat, Dec 28
10:55 am - 5:00 pmLHR-BKK
23h 05m1 stop
9:10 pm - 3:35 pmBKK-LHR
25h 25m1 stop
$718Singapore Airlines
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Sun, Nov 17 - Thu, Dec 26
6:55 pm - 6:45 pmLHR-BKK
16h 50m1 stop
7:35 am - 5:25 pmBKK-LHR
16h 50m1 stop
$725Qatar Airways
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Mon, Feb 10 - Tue, Mar 11
9:30 pm - 7:25 pmLHR-BKK
14h 55m1 stop
7:35 am - 5:25 pmBKK-LHR
16h 50m1 stop
$731Qatar Airways
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Tue, Mar 4 - Wed, Mar 19
6:40 am - 10:05 amLHR-BKK
20h 25m1 stop
Sat, Nov 23
9:10 pm - 1:20 amLHR-SGN
21h 10m1 stop
$350Shenzhen Airlines
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Mon, Mar 10
8:25 pm - 12:15 amLHR-CGK
20h 50m1 stop
$428Air China
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Sun, Mar 2
8:25 pm - 9:55 pmLHR-SIN
17h 30m1 stop
$433Air China
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Mon, Dec 2
10:00 am - 8:15 amLHR-CGK
39h 15m2 stops
$435SAUDIA
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Sun, Mar 2
9:10 am - 6:00 amLHR-SIN
12h 50mnonstop
$471Singapore Airlines
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Mon, Nov 25
9:10 am - 2:35 pmLHR-BKK
22h 25m1 stop
$480Singapore Airlines
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Tue, Nov 26
10:00 am - 10:45 pmLHR-CGK
30h 45m2 stops
$484SAUDIA
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Tue, Apr 1
4:00 pm - 9:25 pmLHR-CGK
22h 25m1 stop
$878Qatar Airways
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Sat, Dec 28
6:55 pm - 9:25 pmLHR-CGK
19h 30m1 stop
$889Qatar Airways
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Sat, Dec 28
5:50 pm - 5:25 amLHR-SIN
27h 35m1 stop
11:00 pm - 1:55 pmSIN-LHR
22h 55m1 stop
$551China Eastern
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Tue, Nov 5 - Tue, Nov 19
9:10 pm - 3:30 amLHR-KUL
22h 20m1 stop
4:30 am - 7:10 pmKUL-LHR
22h 40m1 stop
$561Shenzhen Airlines
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Sat, Nov 9 - Sun, Nov 17
5:40 pm - 12:10 amLHR-BKK
23h 30m1 stop
1:30 am - 5:50 pmBKK-LHR
23h 20m1 stop
$590Air China
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Thu, Nov 7 - Sat, Nov 30
8:25 pm - 12:10 amLHR-BKK
20h 45m1 stop
7:30 pm - 3:55 pmBKK-LHR
27h 25m1 stop
$591Air China
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Fri, Nov 8 - Sun, Nov 10
9:30 pm - 10:10 amLHR-BKK
29h 40m2 stops
2:10 am - 6:15 pmBKK-LHR
23h 05m1 stop
$639China Southern
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Thu, Nov 7 - Sun, Dec 8
9:30 pm - 10:50 amLHR-MNL
29h 20m2 stops
5:40 pm - 5:55 pmMNL-LHR
32h 15m2 stops
$701China Southern
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Tue, Nov 5 - Sun, Nov 24
6:55 pm - 9:25 pmLHR-CGK
19h 30m1 stop
6:10 pm - 7:20 amCGK-LHR
20h 10m1 stop
$849Qatar Airways
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Sat, Nov 9 - Fri, Nov 22
4:00 pm - 8:40 pmLHR-KUL
20h 40m1 stop
10:20 am - 7:50 pmKUL-LHR
17h 30m1 stop
$849Qatar Airways
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Fri, Nov 8 - Fri, Dec 6
10:55 am - 7:50 amLHR-SIN
12h 55mnonstop
9:00 am - 3:35 pmSIN-LHR
14h 35mnonstop
$973Singapore Airlines
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Wed, Nov 6 - Mon, Nov 25
10:55 am - 7:50 amLHR-SIN
12h 55mnonstop
9:00 am - 3:35 pmSIN-LHR
14h 35mnonstop
$978Singapore Airlines
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Wed, Nov 6 - Wed, Nov 20
6:55 pm - 3:55 pmLHR-SIN
13h 00mnonstop
11:15 pm - 5:40 amSIN-LHR
14h 25mnonstop
$744British Airways
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Mon, Nov 25 - Thu, Dec 5
10:05 pm - 7:00 pmLHR-SIN
12h 55mnonstop
9:00 am - 3:35 pmSIN-LHR
14h 35mnonstop
$747Singapore Airlines
Find Deal
Mon, Jan 20 - Fri, Jan 31
10:05 pm - 7:00 pmLHR-SIN
12h 55mnonstop
9:00 am - 3:35 pmSIN-LHR
14h 35mnonstop
$749Singapore Airlines
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Tue, Jan 14 - Tue, Feb 4
6:55 pm - 3:55 pmLHR-SIN
13h 00mnonstop
11:15 pm - 5:40 amSIN-LHR
14h 25mnonstop
$752British Airways
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Tue, Nov 26 - Thu, Dec 5
10:25 am - 7:15 amLHR-KUL
12h 50mnonstop
9:25 am - 3:25 pmKUL-LHR
14h 00mnonstop
$842Malaysia Airlines
Find Deal
Tue, Dec 3 - Tue, Dec 10
9:25 pm - 6:20 pmLHR-KUL
12h 55mnonstop
9:25 am - 3:25 pmKUL-LHR
14h 00mnonstop
$848Malaysia Airlines
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Tue, Nov 19 - Tue, Dec 3
11:00 am - 6:05 amLHR-SGN
12h 05mnonstop
12:15 am - 7:15 amSGN-LHR
14h 00mnonstop
$889Vietnam Airlines
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Mon, Dec 2 - Sun, Dec 22
11:00 am - 5:20 amLHR-HAN
11h 20mnonstop
12:40 am - 7:15 amHAN-LHR
13h 35mnonstop
$894Vietnam Airlines
Find Deal
Tue, Dec 3 - Mon, Dec 9
11:50 am - 6:15 amLHR-BKK
11h 25mnonstop
12:05 am - 6:40 amBKK-LHR
13h 35mnonstop
$973Thai Airways
Find Deal
Wed, Dec 4 - Thu, Dec 12
11:50 am - 6:15 amLHR-BKK
11h 25mnonstop
1:20 pm - 7:35 pmBKK-LHR
13h 15mnonstop
$974Thai Airways
Find Deal
Wed, Dec 4 - Wed, Dec 11

Hainan Airlines flights from London Heathrow Airport to Southeast Asia

Our best Hainan Airlines deals on London Heathrow Airport to Southeast Asia flight tickets
Hainan Airlines
Feb 28
LHR9:00 pmLondon Heathrow
30h 05m
2 stops
BKK10:05 amBangkok Suvarnabhumi
Mar 16
BKK7:10 pmBangkok Suvarnabhumi
29h 45m
2 stops
LHR5:55 pmLondon Heathrow
Hainan Airlines
Jan 31
LHR9:00 pmLondon Heathrow
38h 05m
2 stops
BKK6:05 pmBangkok Suvarnabhumi
Feb 27
BKK7:10 pmBangkok Suvarnabhumi
29h 25m
2 stops
LHR5:35 pmLondon Heathrow
Hainan Airlines
Nov 11
LHR9:00 pmLondon Heathrow
30h 05m
2 stops
BKK10:05 amBangkok Suvarnabhumi
Nov 17
BKK1:05 amBangkok Suvarnabhumi
40h 00m
2 stops
LHR10:05 amLondon Heathrow

Air China flights from London Heathrow Airport to Southeast Asia

Our best Air China deals on London Heathrow Airport to Southeast Asia flight tickets
Air China
Nov 19
LHR5:40 pmLondon Heathrow
23h 30m
1 stop
BKK12:10 amBangkok Suvarnabhumi
Dec 3
BKK1:30 amBangkok Suvarnabhumi
23h 20m
1 stop
LHR5:50 pmLondon Heathrow
Air China
Feb 25
LHR9:35 pmLondon Heathrow
19h 50m
1 stop
MNL1:25 amManila Ninoy Aquino Intl
Mar 21
MNL2:55 amManila Ninoy Aquino Intl
24h 45m
1 stop
LHR7:40 pmLondon Heathrow
Air China
Nov 18
LHR5:40 pmLondon Heathrow
22h 25m
1 stop
MNL12:05 amManila Ninoy Aquino Intl
Dec 9
MNL6:20 amManila Ninoy Aquino Intl
19h 30m
1 stop
LHR5:50 pmLondon Heathrow

How to get the cheapest flight ticket from London Heathrow Airport to Southeast Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Southeast Asia from London Heathrow Airport?

Shenzhen Airlines. Shenzhen Airlines, Air China, and China Southern are the most popular carriers operating from London Heathrow Airport to Southeast Asia

Can stopping save me money on London Heathrow Airport to Southeast Asia flights?

You could potentially save up to 29% on your flight if you consider stops on a London Heathrow Airport to Southeast Asia flight.

Cheap London Heathrow Airport to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Southeast Asia

Best Price Found

$344

Fastest flight time

11h 20m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Southeast Asia

6 airports
The best one-way flight to Southeast Asia from London Heathrow Airport in the past 72 hours is $344. The best round-trip flight deal from London Heathrow Airport to Southeast Asia found on momondo in the last 72 hours is $508.
The fastest flight from London Heathrow Airport to Southeast Asia takes 11h 20m
Direct flights go from London Heathrow Airport to Southeast Asia on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: Thai Airways and Vietnam Airlines.
There are 6 airports near Southeast Asia: Bangkok Suvarnabhumi (BKK), Kuala Lumpur Intl (KUL), Hanoi Noibai (HAN), Singapore Changi (SIN), Manila Ninoy Aquino Intl (MNL), Ho Chi Minh City (SGN)

  • When did momondo last update prices for flights from London Heathrow Airport to Southeast Asia?

    Prices for flights from London Heathrow Airport to Southeast Asia were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to Southeast Asia?

  • How old do you have to be to fly from London Heathrow Airport to Southeast Asia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Southeast Asia.

  • What documentation or ID do you need to fly to Southeast Asia?

    The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Southeast Asia?


Best airlines flying from London Heathrow Airport to Southeast Asia

Compare and see reviews for airlines that fly from London Heathrow Airport to Southeast Asia with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom $450Free CancellationRating
7.7
137 reviews
Search China Southern flights
Qatar AirwaysPriceFrom $524Free CancellationRating
7.5
3,883 reviews
Search Qatar Airways flights
Shenzhen AirlinesPriceFrom $528Free CancellationRating
7.1
12 reviews
Search Shenzhen Airlines flights
China EasternPriceFrom $565Free CancellationRating
6.9
240 reviews
Search China Eastern flights
Gulf AirPriceFrom $626Free CancellationRating
7.4
243 reviews
Search Gulf Air flights
FinnairPriceFrom $656Free CancellationRating
7.7
1,316 reviews
Search Finnair flights
Turkish AirlinesPriceFrom $660Free CancellationRating
7.4
3,881 reviews
Search Turkish Airlines flights
SWISSPriceFrom $679Free CancellationRating
7.6
1,646 reviews
Search SWISS flights
Oman AirPriceFrom $682Free CancellationRating
8.1
105 reviews
Search Oman Air flights
Singapore AirlinesPriceFrom $684Free CancellationRating
8.1
1,336 reviews
Search Singapore Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Asia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Southeast Asia for you.

Can I find flights from London to Southeast Asia with flexible booking policies on momondo?

All flight searches from London to Southeast Asia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Southeast Asia?

Once all potential London to Southeast Asia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Southeast Asia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Southeast Asia, momondo offers a useful price alert feature which will track prices for flights to Southeast Asia from London and alert you when they change.


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