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Cheap flights from London to Southeast Asia from C$ 427

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 to Southeast Asia departing on 12/3. 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 to Southeast Asia

Cheap round-trip flights

These are some of the best round-trip flight deals from London 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 to Southeast Asia.

Cheap last-minute flights

Planning a quick getaway from London 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 to Southeast Asia

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

All round-trip flight deals to Southeast Asia

The cheapest plane tickets to Southeast Asia found on KAYAK recently.
9:10 p.m. - 1:40 a.m.LHR-MNL
20h 30m1 stop
2:55 a.m. - 7:50 p.m.MNL-LHR
23h 55m1 stop
C$ 750Shenzhen Airlines
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Wed, 5 Mar - Fri, 4 Apr
10:05 p.m. - 1:40 a.m.LHR-MNL
20h 35m1 stop
2:55 a.m. - 8:00 p.m.MNL-LHR
24h 05m1 stop
C$ 754Shenzhen Airlines
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Sun, 27 Apr - Thu, 8 May
9:10 p.m. - 11:10 a.m.LHR-BKK
31h 00m1 stop
7:30 p.m. - 7:10 p.m.BKK-LHR
30h 40m1 stop
C$ 783Shenzhen Airlines
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Mon, 3 Mar - Sun, 16 Mar
9:00 p.m. - 10:05 a.m.LHR-BKK
30h 05m2 stops
11:10 a.m. - 5:55 p.m.BKK-LHR
37h 45m2 stops
C$ 794Hainan Airlines
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Mon, 3 Mar - Sun, 16 Mar
10:00 p.m. - 12:55 p.m.LHR-BKK
31h 55m1 stop
11:25 a.m. - 6:15 p.m.BKK-LHR
37h 50m1 stop
C$ 836China Southern
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Wed, 5 Mar - Wed, 26 Mar
10:00 p.m. - 12:55 p.m.LHR-BKK
31h 55m1 stop
2:10 a.m. - 6:15 p.m.BKK-LHR
23h 05m1 stop
C$ 840China Southern
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Wed, 5 Mar - Tue, 25 Mar
9:00 p.m. - 12:55 a.m.LHR-BKK
20h 55m1 stop
10:30 a.m. - 1:55 p.m.BKK-LHR
34h 25m3 stops
C$ 915China Eastern
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Sun, 16 Mar - Sun, 23 Mar
8:25 p.m. - 12:10 a.m.LHR-BKK
20h 45m1 stop
1:15 a.m. - 8:30 p.m.BKK-LHR
25h 15m1 stop
C$ 975Air China
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Sat, 1 Mar - Sun, 30 Mar
11:40 a.m. - 12:40 a.m.LGW-BKK
30h 00m1 stop
3:40 a.m. - 6:55 a.m.BKK-LGW
33h 15m1 stop
C$ 1,129Air China
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Sat, 1 Mar - Sun, 30 Mar
11:45 a.m. - 1:20 a.m.LHR-MNL
30h 35m2 stops
3:55 a.m. - 6:40 p.m.MNL-LHR
21h 45m1 stop
C$ 1,234China Eastern
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Tue, 3 Jun - Sat, 14 Jun
8:05 a.m. - 2:25 p.m.LGW-BKK
23h 20m2 stops
C$ 427
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Wed, 12 Mar
2:25 p.m. - 2:40 p.m.LGW-BKK
42h 15m2 stops
C$ 434
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Tue, 1 Apr
8:05 a.m. - 2:25 p.m.LGW-BKK
23h 20m2 stops
C$ 444
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Wed, 26 Mar
9:35 p.m. - 12:30 p.m.LHR-BKK
31h 55m1 stop
C$ 582Air China
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Sat, 18 Jan
10:00 p.m. - 10:50 a.m.LHR-MNL
28h 50m1 stop
C$ 592China Southern
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Sat, 1 Feb
9:10 p.m. - 1:40 a.m.LHR-MNL
20h 30m1 stop
C$ 595Shenzhen Airlines
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Wed, 15 Jan
9:10 a.m. - 5:00 p.m.LHR-BKK
24h 50m1 stop
C$ 605Singapore Airlines
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Sat, 8 Mar
9:10 a.m. - 5:00 p.m.LHR-BKK
24h 50m1 stop
C$ 608Singapore Airlines
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Thu, 6 Mar
9:10 p.m. - 4:20 p.m.LHR-HKT
36h 10m1 stop
C$ 634Shenzhen Airlines
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Fri, 31 Jan
8:25 p.m. - 1:00 a.m.LGW-BKK
21h 35m2 stops
C$ 740China Southern
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Sat, 18 Jan
9:10 p.m. - 6:30 p.m.LHR-BKK
38h 20m1 stop
7:30 p.m. - 7:10 p.m.BKK-LHR
30h 40m1 stop
C$ 1,040Shenzhen Airlines
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Fri, 10 Jan - Tue, 18 Feb
9:10 p.m. - 4:20 p.m.LHR-HKT
36h 10m1 stop
5:25 p.m. - 7:10 p.m.HKT-LHR
32h 45m1 stop
C$ 1,116Shenzhen Airlines
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Sat, 11 Jan - Sun, 2 Feb
9:10 p.m. - 1:40 a.m.LHR-MNL
20h 30m1 stop
2:55 a.m. - 7:10 p.m.MNL-LHR
24h 15m1 stop
C$ 1,238Shenzhen Airlines
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Fri, 10 Jan - Thu, 20 Mar
10:05 p.m. - 12:10 a.m.LHR-BKK
19h 05m1 stop
3:05 p.m. - 5:30 a.m.BKK-LHR
21h 25m1 stop
C$ 1,269Cathay Pacific
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Wed, 8 Jan - Thu, 6 Feb
10:05 p.m. - 10:35 p.m.LHR-BKK
17h 30m1 stop
8:20 a.m. - 8:10 p.m.BKK-LHR
18h 50m1 stop
C$ 1,276Cathay Pacific
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Wed, 8 Jan - Wed, 5 Feb
2:00 p.m. - 11:35 p.m.LGW-BKK
98h 35m1 stop
3:20 p.m. - 12:00 p.m.BKK-LGW
27h 40m1 stop
C$ 1,323SAUDIA
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Thu, 9 Jan - Fri, 7 Feb
2:00 p.m. - 1:40 p.m.LGW-BKK
16h 40m1 stop
3:20 p.m. - 12:00 p.m.BKK-LGW
27h 40m1 stop
C$ 1,358SAUDIA
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Thu, 9 Jan - Mon, 3 Feb
4:15 p.m. - 6:05 a.m.LHR-BKK
30h 50m1 stop
7:05 a.m. - 12:10 p.m.BKK-LHR
35h 05m1 stop
C$ 1,362Finnair
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Fri, 10 Jan - Fri, 19 Sep
10:20 a.m. - 6:05 a.m.LHR-BKK
36h 45m1 stop
7:05 a.m. - 3:10 p.m.BKK-LHR
38h 05m1 stop
C$ 1,369Finnair
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Fri, 10 Jan - Fri, 19 Sep
9:00 p.m. - 8:10 p.m.LHR-BKK
40h 10m2 stops
1:55 a.m. - 1:55 p.m.BKK-LHR
19h 00m1 stop
C$ 1,386China Eastern
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Sun, 12 Jan - Mon, 3 Feb
9:15 p.m. - 4:10 p.m.LGW-BKK
11h 55mdirect
10:55 p.m. - 6:30 a.m.BKK-LGW
13h 35mdirect
C$ 1,270British Airways
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Mon, 24 Mar - Tue, 8 Apr
9:15 p.m. - 4:10 p.m.LGW-BKK
11h 55mdirect
10:55 p.m. - 6:30 a.m.BKK-LGW
13h 35mdirect
C$ 1,271British Airways
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Thu, 20 Mar - Fri, 4 Apr
9:15 p.m. - 4:10 p.m.LGW-BKK
11h 55mdirect
10:55 p.m. - 6:30 a.m.BKK-LGW
13h 35mdirect
C$ 1,281British Airways
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Sat, 8 Mar - Tue, 1 Apr
9:15 p.m. - 4:10 p.m.LGW-BKK
11h 55mdirect
10:55 p.m. - 6:30 a.m.BKK-LGW
13h 35mdirect
C$ 1,283British Airways
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Mon, 10 Mar - Tue, 1 Apr
9:35 p.m. - 3:30 p.m.LHR-BKK
11h 55mdirect
12:50 p.m. - 7:25 p.m.BKK-LHR
12h 35mdirect
C$ 1,284EVA Air
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Sun, 30 Mar - Thu, 18 Sep
9:35 p.m. - 3:30 p.m.LHR-BKK
11h 55mdirect
12:50 p.m. - 7:25 p.m.BKK-LHR
12h 35mdirect
C$ 1,287EVA Air
Find Deal
Sun, 30 Mar - Mon, 15 Sep
9:35 p.m. - 3:30 p.m.LHR-BKK
11h 55mdirect
12:50 p.m. - 7:25 p.m.BKK-LHR
12h 35mdirect
C$ 1,289EVA Air
Find Deal
Sun, 18 May - Wed, 4 Jun
9:35 p.m. - 4:00 p.m.LHR-BKK
11h 25mdirect
12:50 p.m. - 7:10 p.m.BKK-LHR
12h 20mdirect
C$ 1,396Thai Airways
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Sat, 1 Mar - Mon, 31 Mar
11:50 a.m. - 6:15 a.m.LHR-BKK
11h 25mdirect
1:20 p.m. - 7:35 p.m.BKK-LHR
13h 15mdirect
C$ 1,399Thai Airways
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Wed, 5 Mar - Wed, 26 Mar
9:35 p.m. - 4:00 p.m.LHR-BKK
11h 25mdirect
1:20 p.m. - 7:35 p.m.BKK-LHR
13h 15mdirect
C$ 1,401Thai Airways
Find Deal
Mon, 3 Mar - Sun, 16 Mar

China Southern flights from London to Southeast Asia

Our best China Southern deals on London to Southeast Asia flight tickets
China Southern
5 Mar
LHR10:00 p.m.London Heathrow
31h 55m
1 stop
BKK12:55 p.m.Bangkok Suvarnabhumi
26 Mar
BKK11:25 a.m.Bangkok Suvarnabhumi
37h 50m
1 stop
LHR6:15 p.m.London Heathrow
China Southern
5 Mar
LHR10:00 p.m.London Heathrow
31h 55m
1 stop
BKK12:55 p.m.Bangkok Suvarnabhumi
25 Mar
BKK2:10 a.m.Bangkok Suvarnabhumi
23h 05m
1 stop
LHR6:15 p.m.London Heathrow
China Southern
1 Mar
LHR10:00 p.m.London Heathrow
36h 55m
1 stop
BKK5:55 p.m.Bangkok Suvarnabhumi
31 Mar
BKK11:20 a.m.Bangkok Suvarnabhumi
37h 45m
1 stop
LHR7:05 p.m.London Heathrow

China Eastern flights from London to Southeast Asia

Our best China Eastern deals on London to Southeast Asia flight tickets
China Eastern
16 Mar
LHR9:00 p.m.London Heathrow
20h 55m
1 stop
BKK12:55 a.m.Bangkok Suvarnabhumi
23 Mar
BKK10:30 a.m.Bangkok Suvarnabhumi
34h 25m
3 stops
LHR1:55 p.m.London Heathrow
China Eastern
20 Jan
LHR9:00 p.m.London Heathrow
37h 05m
1 stop
HKT5:05 p.m.Phuket City
26 Jan
HKT12:20 a.m.Phuket City
20h 35m
1 stop
LHR1:55 p.m.London Heathrow
C$ 1,326
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See travel insights to Southeast Asia from

How to get the cheapest flight ticket from London 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 month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from London is in September. Flight prices, which tend to average around C$ 1,070, are often lower during this time because this is during the off-season. If you don’t want to visit Southeast Asia in September, then you should wait until October to fly from London, when ticket prices are also cheap, with an average price of C$ 1,092.

What is the cheapest day to depart on your flight to Southeast Asia?

The cheapest day to depart from London to Southeast Asia is on a Wednesday when prices can be found for as low as C$ 0. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around C$ 1,345. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

What is the cheapest time of day to depart on your flight to Southeast Asia?

According to our data, the cheapest time of day to fly to Southeast Asia is at noon. momondo users have found flights departing from London to Southeast Asia at noon for as low as C$ 0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Southeast Asia are more costly in the afternoon, with an average ticket price of C$ 1,162. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Southeast Asia flight route?

Fly from London Heathrow to Bangkok Suvarnabhumi for the best London - Southeast Asia flight prices

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

You are more likely to see cheaper flights to Southeast Asia from London when booking 56 days ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around C$ 1,310 when searching 56 days out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from London for as low as C$ 1,659 on momondo.

What cabin class options are available on London to Southeast Asia flights?

There are 3 cabin classes available to choose from on London to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 47% on your flight if you consider stops on a London to Southeast Asia flight.

Cheap London to Southeast Asia flight deals and tips

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

Best price found

C$ 427

Fastest flight time

11h 25m

Direct flights

Every day

Airports in Southeast Asia

3 airports
The best one-way flight to Southeast Asia from London in the past 72 hours is C$ 427. The best round-trip flight deal from London to Southeast Asia found on momondo in the last 72 hours is C$ 750.
The fastest flight from London to Southeast Asia takes 11h 25m
Direct flights go from London to Southeast Asia every day.
There are 3 airports near Southeast Asia: Phuket City (HKT), Bangkok Suvarnabhumi (BKK), Manila Ninoy Aquino Intl (MNL)

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

    Prices for flights from London to Southeast Asia are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Southeast Asia.

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

    The necessary travel and health documents for your Southeast Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from London to Southeast Asia

Compare and see reviews for airlines that fly from London to Southeast Asia with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom C$ 833Free CancellationRating
7.1
98 reviews
Search Air China flights
EVA AirPriceFrom C$ 1,312Free CancellationRating
8.4
1,244 reviews
Search EVA Air 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?

Yes. momondo enables you to select and highlight flights to Southeast Asia from London with this policy.

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.


An easier way to manage your Southeast Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular Cities in Southeast Asia

Popular flights according to clicks in the last 7 days on momondo