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Cheap flights from London Heathrow Airport to Southeast Asia from $467

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 24/4. 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

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Southeast Asia.
SAUDIA Logo
17:30 - 13:45LHR-BKK
38h 15m2 stops
SAUDIA Logo
15:25 - 07:30BKK-LHR
22h 05m1 stop
$667SAUDIA
Find Deal
Sun, 11 May - Thu, 15 May
SAUDIA Logo
17:30 - 13:45LHR-BKK
38h 15m2 stops
SAUDIA Logo
15:25 - 20:30BKK-LHR
35h 05m2 stops
$675SAUDIA
Find Deal
Sun, 11 May - Thu, 15 May
China Eastern Logo
21:20 - 23:55LHR-DPS
19h 35m1 stop
China Eastern Logo
00:55 - 18:40DPS-LHR
24h 45m1 stop
$916China Eastern
Find Deal
Tue, 6 May - Thu, 8 May
Air China Logo
22:40 - 03:10LHR-BKK
22h 30m2 stops
Air China Logo
04:10 - 20:30BKK-LHR
22h 20m2 stops
$933Air China
Find Deal
Thu, 29 May - Thu, 5 Jun
China Eastern Logo
21:20 - 01:55LHR-BKK
22h 35m1 stop
China Eastern Logo
05:05 - 18:40BKK-LHR
19h 35m1 stop
$936China Eastern
Find Deal
Tue, 13 May - Thu, 22 May
Etihad Airways Logo
09:30 - 09:40LHR-SIN
17h 10m1 stop
Etihad Airways Logo
21:10 - 07:00SIN-LHR
16h 50m1 stop
$962Etihad Airways
Find Deal
Wed, 7 May - Mon, 12 May
Etihad Airways Logo
09:30 - 09:40LHR-SIN
17h 10m1 stop
Etihad Airways Logo
21:10 - 07:00SIN-LHR
16h 50m1 stop
$966Etihad Airways
Find Deal
Wed, 7 May - Mon, 12 May
Air China Logo
22:00 - 12:50LHR-HKT
32h 50m1 stop
Air China Logo
14:00 - 20:15HKT-LHR
36h 15m1 stop
$971Air China
Find Deal
Sat, 3 May - Wed, 21 May
Singapore Airlines Logo
22:05 - 18:10LHR-SIN
13h 05mdirect
Singapore Airlines Logo
12:35 - 19:30SIN-LHR
13h 55mdirect
$1,204Singapore Airlines
Find Deal
Wed, 17 Sep - Wed, 1 Oct
Singapore Airlines Logo
09:25 - 05:30LHR-SIN
13h 05mdirect
Singapore Airlines Logo
12:35 - 19:30SIN-LHR
13h 55mdirect
$1,223Singapore Airlines
Find Deal
Wed, 17 Sep - Sat, 27 Sep

Austrian Airlines flights from London Heathrow Airport to Southeast Asia

Our best Austrian Airlines deals on London Heathrow Airport to Southeast Asia flight tickets
Austrian Airlines
18 May
LHR19:30London Heathrow
13h 20m
1 stop
BKK14:50Bangkok Suvarnabhumi
26 May
BKK23:40Bangkok Suvarnabhumi
15h 05m
1 stop
LHR08:45London Heathrow
Austrian Airlines
17 Sept
LHR10:25London Heathrow
26h 15m
2 stops
SIN19:40Singapore Changi
1 Oct
SIN20:50Singapore Changi
18h 30m
2 stops
LHR08:20London Heathrow
Austrian Airlines
29 Apr
LHR10:25London Heathrow
45h 30m
2 stops
DPS14:55Denpasar Bali Ngurah Rai
14 May
DPS19:00Denpasar Bali Ngurah Rai
33h 40m
2 stops
LHR21:40London Heathrow

China Southern flights from London Heathrow Airport to Southeast Asia

Our best China Southern deals on London Heathrow Airport to Southeast Asia flight tickets
China Southern
12 May
LHR22:10London Heathrow
21h 20m
1 stop
BKK01:30Bangkok Suvarnabhumi
20 May
BKK15:55Bangkok Suvarnabhumi
33h 05m
1 stop
LHR19:00London Heathrow
China Southern
13 May
LHR22:10London Heathrow
21h 20m
1 stop
BKK01:30Bangkok Suvarnabhumi
21 May
BKK03:00Bangkok Suvarnabhumi
22h 00m
1 stop
LHR19:00London Heathrow
China Southern
12 May
LHR22:10London Heathrow
30h 10m
1 stop
BKK10:20Bangkok Suvarnabhumi
19 May
BKK03:00Bangkok Suvarnabhumi
22h 00m
1 stop
LHR19:00London 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 March. Flight prices, which tend to average around $1,486, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Southeast Asia, with average flight prices from London Heathrow Airport averaging around $1,501.

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 $2,205.

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 $1,733.

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?

You are more likely to see cheaper flights to Southeast Asia from London Heathrow Airport when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $1,743 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from London Heathrow Airport for as low as $1,607 on momondo.

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.

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

$467

Fastest flight time

11h 35m

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 $467. The best return flight deal from London Heathrow Airport to Southeast Asia found on momondo in the last 72 hours is $667.
The fastest flight from London Heathrow Airport to Southeast Asia takes 11h 35m
Direct flights go from London Heathrow Airport to Southeast Asia every day.
There are 5 airports near Southeast Asia: Phuket City (HKT), Kuala Lumpur Intl (KUL), Bangkok Suvarnabhumi (BKK), 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
China EasternPriceFrom $776Free cancellationRating
7.2
143 reviews
Search China Eastern flights
Air ChinaPriceFrom $895Free cancellationRating
7.2
86 reviews
Search Air China flights
Singapore AirlinesPriceFrom $1,109Free cancellationRating
8.1
1,288 reviews
Search Singapore Airlines flights
Thai AirwaysPriceFrom $1,216Free cancellationRating
7.7
323 reviews
Search Thai Airways flights
Etihad AirwaysPriceFrom $1,331Free cancellationRating
7.4
1,192 reviews
Search Etihad 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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