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Cheap flights from London Heathrow Airport to Southeast Asia from $568

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 17/1. 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 return flights

These are some of the best return 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 stopovers.

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.
21:05 - 21:45LHR-SIN
16h 40m1 stop
19:50 - 11:05SIN-LHR
23h 15m1 stop
$824Air India
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Sat, 8 Feb - Wed, 12 Feb
21:10 - 16:20LHR-HKT
36h 10m1 stop
17:25 - 19:10HKT-LHR
32h 45m1 stop
$879Shenzhen Airlines
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Sun, 9 Feb - Tue, 18 Feb
21:10 - 11:40LHR-SIN
30h 30m1 stop
01:55 - 19:10SIN-LHR
25h 15m1 stop
$883Shenzhen Airlines
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Wed, 15 Jan - Thu, 13 Feb
09:00 - 09:35LHR-SIN
16h 35m1 stop
19:25 - 12:05SIN-LHR
24h 40m1 stop
$1,031Etihad Airways
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Tue, 28 Jan - Wed, 5 Mar
09:00 - 09:35LHR-SIN
16h 35m1 stop
19:25 - 06:45SIN-LHR
19h 20m1 stop
$1,033Etihad Airways
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Thu, 16 Jan - Thu, 13 Feb
17:40 - 21:30LHR-BKK
20h 50m1 stop
22:40 - 15:55BKK-LHR
24h 15m1 stop
$1,084Air China
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Mon, 3 Feb - Sun, 16 Feb
09:10 - 06:00LHR-SIN
12h 50mdirect
09:00 - 15:35SIN-LHR
14h 35mdirect
$1,177Singapore Airlines
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Wed, 29 Jan - Thu, 6 Mar
09:25 - 08:05LHR-KUL
15h 40m1 stop
08:55 - 19:30KUL-LHR
17h 35m1 stop
$1,179Singapore Airlines
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Mon, 28 Apr - Sun, 11 May
21:25 - 18:20LHR-KUL
12h 55mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$1,225Malaysia Airlines
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Wed, 22 Jan - Wed, 29 Jan
21:25 - 18:20LHR-KUL
12h 55mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$1,306Malaysia Airlines
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Sun, 19 Jan - Mon, 27 Jan
20:25 - 02:20LHR-BKK
22h 55m2 stops
$568Air China
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Fri, 17 Jan
21:10 - 11:40LHR-SIN
30h 30m1 stop
$648Shenzhen Airlines
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Sun, 12 Jan
22:05 - 19:00LHR-SIN
12h 55mdirect
$654Singapore Airlines
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Thu, 6 Mar
22:05 - 19:00LHR-SIN
12h 55mdirect
$660Singapore Airlines
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Thu, 6 Mar
18:45 - 06:25LHR-BKK
52h 40m3 stops
Sat, 18 Jan
18:05 - 17:20LHR-SIN
39h 15m2 stops
Wed, 15 Jan
22:00 - 10:00LHR-BKK
30h 00m2 stops
$684Hainan Airlines
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Fri, 4 Apr
21:00 - 11:10LHR-SIN
30h 10m2 stops
$747Hainan Airlines
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Fri, 10 Jan
10:25 - 07:15LHR-KUL
12h 50mdirect
$891Malaysia Airlines
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Thu, 6 Feb
21:35 - 17:50LHR-KUL
13h 15mdirect
$897Malaysia Airlines
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Sun, 15 Jun
15:45 - 16:15LHR-SIN
16h 30m1 stop
22:55 - 13:45SIN-LHR
22h 50m1 stop
$1,693
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Tue, 24 Dec - Mon, 30 Dec
15:45 - 16:15LHR-SIN
16h 30m1 stop
01:40 - 16:05SIN-LHR
22h 25m1 stop
$1,695KLM
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Tue, 24 Dec - Sun, 29 Dec
21:10 - 18:25LHR-SIN
13h 15mdirect
23:15 - 05:40SIN-LHR
14h 25mdirect
$1,719British Airways
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Mon, 23 Dec - Fri, 31 Jan
18:55 - 15:55LHR-SIN
13h 00mdirect
23:15 - 05:40SIN-LHR
14h 25mdirect
$1,826British Airways
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Wed, 25 Dec - Sun, 26 Jan
09:10 - 08:10LHR-KUL
15h 00m1 stop
08:55 - 19:10KUL-LHR
18h 15m1 stop
$2,156Singapore Airlines
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Thu, 26 Dec - Mon, 20 Jan
09:10 - 06:00LHR-SIN
12h 50mdirect
09:00 - 15:35SIN-LHR
14h 35mdirect
$2,196Singapore Airlines
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Thu, 26 Dec - Sun, 26 Jan
10:25 - 07:15LHR-KUL
12h 50mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$2,415Malaysia Airlines
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Wed, 25 Dec - Tue, 21 Jan
10:25 - 07:15LHR-KUL
12h 50mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$2,423Malaysia Airlines
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Wed, 25 Dec - Thu, 23 Jan
09:00 - 18:05LHR-HKT
26h 05m1 stop
02:50 - 14:30HKT-LHR
18h 40m1 stop
$4,297Etihad Airways
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Thu, 26 Dec - Fri, 10 Jan
09:00 - 13:40LHR-DPS
20h 40m2 stops
14:40 - 06:45DPS-LHR
24h 05m2 stops
$4,309Etihad Airways
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Thu, 26 Dec - Sat, 28 Dec
18:55 - 15:55LHR-SIN
13h 00mdirect
23:15 - 05:40SIN-LHR
14h 25mdirect
$1,094British Airways
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Sat, 8 Feb - Wed, 12 Feb
18:55 - 15:55LHR-SIN
13h 00mdirect
23:15 - 05:40SIN-LHR
14h 25mdirect
$1,095British Airways
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Thu, 16 Jan - Fri, 14 Feb
09:10 - 06:00LHR-SIN
12h 50mdirect
09:00 - 15:35SIN-LHR
14h 35mdirect
$1,177Singapore Airlines
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Wed, 29 Jan - Thu, 6 Mar
09:10 - 06:00LHR-SIN
12h 50mdirect
09:00 - 15:45SIN-LHR
13h 45mdirect
$1,183Singapore Airlines
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Thu, 27 Feb - Tue, 1 Apr
21:25 - 18:20LHR-KUL
12h 55mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$1,225Malaysia Airlines
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Wed, 22 Jan - Wed, 29 Jan
21:25 - 18:20LHR-KUL
12h 55mdirect
09:25 - 15:25KUL-LHR
14h 00mdirect
$1,306Malaysia Airlines
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Sun, 19 Jan - Mon, 27 Jan
20:10 - 17:40LHR-SIN
13h 30mdirect
23:05 - 06:15SIN-LHR
15h 10mdirect
$1,313Qantas Airways
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Mon, 17 Feb - Thu, 20 Feb
12:30 - 06:00LHR-BKK
11h 30mdirect
12:50 - 19:10BKK-LHR
12h 20mdirect
$1,402Thai Airways
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Tue, 29 Apr - Sat, 24 May
20:55 - 17:30LHR-SIN
13h 35mdirect
23:30 - 06:35SIN-LHR
14h 05mdirect
$1,541Qantas Airways
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Mon, 9 Jun - Fri, 13 Jun
11:50 - 06:15LHR-BKK
11h 25mdirect
13:20 - 19:35BKK-LHR
13h 15mdirect
$1,573Thai Airways
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Mon, 3 Feb - Sun, 16 Feb

Gulf Air flights from London Heathrow Airport to Southeast Asia

Our best Gulf Air deals on London Heathrow Airport to Southeast Asia flight tickets
Gulf Air
13 Mar
LHR09:30London Heathrow
16h 45m
1 stop
BKK09:15Bangkok Suvarnabhumi
24 Mar
BKK19:15Bangkok Suvarnabhumi
26h 30m
1 stop
LHR14:45London Heathrow
Gulf Air
15 June
LHR09:30London Heathrow
17h 45m
1 stop
BKK09:15Bangkok Suvarnabhumi
30 June
BKK19:15Bangkok Suvarnabhumi
25h 30m
1 stop
LHR14:45London Heathrow
Gulf Air
30 Dec
LHR09:30London Heathrow
16h 45m
1 stop
BKK09:15Bangkok Suvarnabhumi
23 Jan
BKK19:15Bangkok Suvarnabhumi
26h 30m
1 stop
LHR14:45London Heathrow

Finnair flights from London Heathrow Airport to Southeast Asia

Our best Finnair deals on London Heathrow Airport to Southeast Asia flight tickets
Finnair
29 May
LHR09:30London Heathrow
38h 00m
1 stop
BKK05:30Bangkok Suvarnabhumi
17 June
BKK07:05Bangkok Suvarnabhumi
21h 05m
1 stop
LHR22:10London Heathrow
Finnair
7 May
LHR16:10London Heathrow
31h 20m
1 stop
BKK05:30Bangkok Suvarnabhumi
20 May
BKK07:05Bangkok Suvarnabhumi
35h 05m
1 stop
LHR12:10London Heathrow
Finnair
4 Jan
LHR13:10London Heathrow
33h 55m
1 stop
BKK06:05Bangkok Suvarnabhumi
23 Apr
BKK07:05Bangkok Suvarnabhumi
21h 05m
1 stop
LHR22:10London Heathrow

See travel insights to Southeast Asia from

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 month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from London Heathrow Airport is in November. Flight prices, which tend to average around $1,527, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Southeast Asia, with average flight prices from London Heathrow Airport averaging around $1,581.

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

Our data shows that Sunday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as $0. On the other hand, Thursday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $2,241.

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

At midday is the cheapest time of day to fly from London Heathrow Airport to Southeast Asia when you can find flight prices for as low as $0. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive, with an average ticket price of $1,761.

What is the cheapest London Heathrow to Southeast Asia flight route?

Fly from London Heathrow to Singapore Changi for the best London Heathrow - Southeast Asia flight prices

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

We recommend purchasing flights from London Heathrow Airport to Southeast Asia 21 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Southeast Asia for $1,773. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as $2,516.

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

There are 4 cabin classes available to choose from on London Heathrow 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 Heathrow Airport to Southeast Asia flights?

You could potentially save up to 14% 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

$568

Fastest flight time

11h 25m

Direct flights

Every day

Airports in Southeast Asia

5 airports
The best one-way flight to Southeast Asia from London Heathrow Airport in the past 72 hours is $568. The best return flight deal from London Heathrow Airport to Southeast Asia found on momondo in the last 72 hours is $824.
The fastest flight from London Heathrow Airport to Southeast Asia takes 11h 25m
Direct flights go from London Heathrow Airport to Southeast Asia every day.
There are 5 airports near Southeast Asia: Phuket City (HKT), Bangkok Suvarnabhumi (BKK), Kuala Lumpur Intl (KUL), Denpasar Bali Ngurah Rai (DPS), Singapore Changi (SIN)

  • 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 are updated daily.

  • 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?

    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 Heathrow Airport to Southeast Asia.

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

    The travel and health documents required for your trip to Southeast Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Southeast Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Air ChinaPriceFrom $909Free cancellationRating
7.0
117 reviews
Search Air China flights
Singapore AirlinesPriceFrom $1,127Free cancellationRating
8.1
1,331 reviews
Search Singapore Airlines flights
Etihad AirwaysPriceFrom $1,398Free cancellationRating
7.3
1,208 reviews
Search Etihad Airways flights
Thai AirwaysPriceFrom $1,500Free cancellationRating
7.7
356 reviews
Search Thai Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southeast Asia from London.

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?

momondo provides multiple filters to help you find the best flight to Southeast Asia from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Southeast Asia from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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