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Cheap flights from London Heathrow Airport to Southeast Asia from £208

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 4/5. 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 - 00:35LHR-KUL
24h 05m1 stop
SAUDIA Logo
02:15 - 12:40KUL-LHR
17h 25m1 stop
£288SAUDIA
Find Deal
sön, 4 maj - tis, 20 maj
SAUDIA Logo
17:30 - 00:35LHR-KUL
24h 05m1 stop
SAUDIA Logo
17:35 - 12:40KUL-LHR
26h 05m1 stop
£290SAUDIA
Find Deal
sön, 4 maj - tis, 20 maj
Air China Logo
22:00 - 01:30LHR-MNL
20h 30m1 stop
Air China Logo
02:55 - 20:15MNL-LHR
24h 20m1 stop
£422Air China
Find Deal
tors, 1 maj - ons, 7 maj
Air China Logo
22:00 - 01:30LHR-MNL
20h 30m1 stop
Air China Logo
02:55 - 20:15MNL-LHR
24h 20m1 stop
£425Air China
Find Deal
tis, 6 maj - mån, 19 maj
Cathay Pacific Logo
18:20 - 17:20LHR-SGN
17h 00m1 stop
Cathay Pacific Logo
11:05 - 18:15SGN-LHR
37h 10m1 stop
£579Cathay Pacific
Find Deal
tis, 20 maj - tis, 3 jun
Qatar Airways Logo
13:45 - 18:50LHR-HKT
23h 05m1 stop
Qatar Airways Logo
09:20 - 22:00HKT-LHR
18h 40m1 stop
£583Qatar Airways
Find Deal
ons, 28 maj - ons, 11 jun
Singapore Airlines Logo
09:25 - 18:25LHR-SGN
27h 00m1 stop
Singapore Airlines Logo
15:55 - 05:55SGN-LHR
20h 00m1 stop
£585Singapore Airlines
Find Deal
tis, 27 maj - tis, 9 sep
Cathay Pacific Logo
18:20 - 10:05LHR-SGN
33h 45m1 stop
Cathay Pacific Logo
11:05 - 15:15SGN-LHR
34h 10m1 stop
£590Cathay Pacific
Find Deal
lör, 3 maj - mån, 12 maj
Qatar Airways Logo
19:25 - 18:50LHR-HKT
17h 25m1 stop
Qatar Airways Logo
09:20 - 22:00HKT-LHR
18h 40m1 stop
£590Qatar Airways
Find Deal
lör, 13 sep - tis, 23 sep
Singapore Airlines Logo
22:05 - 00:05LHR-DPS
19h 00m1 stop
Singapore Airlines Logo
13:05 - 05:55DPS-LHR
23h 50m1 stop
£613Singapore Airlines
Find Deal
tors, 28 aug - ons, 17 sep

Air India flights from London Heathrow Airport to Southeast Asia

Our best Air India deals on London Heathrow Airport to Southeast Asia flight tickets
Air India
6 Jun
LHR12:30London Heathrow
25h 05m
1 stop
BKK19:35Bangkok Suvarnabhumi
21 Jun
BKK20:50Bangkok Suvarnabhumi
19h 25m
1 stop
LHR10:15London Heathrow
Air India
23 Apr
LHR09:45London Heathrow
28h 10m
1 stop
KUL20:55Kuala Lumpur Intl
13 May
KUL08:05Kuala Lumpur Intl
18h 55m
1 stop
LHR20:00London Heathrow
Air India
20 Jun
LHR21:05London Heathrow
16h 30m
1 stop
BKK19:35Bangkok Suvarnabhumi
24 Jun
BKK22:25Bangkok Suvarnabhumi
15h 05m
1 stop
LHR07:30London Heathrow

China Eastern flights from London Heathrow Airport to Southeast Asia

Our best China Eastern deals on London Heathrow Airport to Southeast Asia flight tickets
China Eastern
1 May
LHR21:20London Heathrow
17h 35m
1 stop
BKK20:55Bangkok Suvarnabhumi
28 May
BKK05:05Bangkok Suvarnabhumi
19h 35m
1 stop
LHR18:40London Heathrow
China Eastern
17 May
LHR21:20London Heathrow
17h 35m
1 stop
BKK20:55Bangkok Suvarnabhumi
19 Jun
BKK05:05Bangkok Suvarnabhumi
19h 35m
1 stop
LHR18:40London Heathrow
China Eastern
6 May
LHR21:20London Heathrow
17h 35m
1 stop
BKK20:55Bangkok Suvarnabhumi
18 May
BKK05:05Bangkok Suvarnabhumi
19h 35m
1 stop
LHR18:40London 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 month of May is, on average, the cheapest month to fly to Southeast Asia from London Heathrow Airport, with most prices found around £615. If you are unable to visit Southeast Asia during the month of May, then departing from London Heathrow Airport during the month September is also very affordable. Most momondo users find prices during this month for around £623.

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

Our data shows that Wednesday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £749. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Saturday is £788.

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 £655. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around £825. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 19 weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around £704 when searching 19 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 £644 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

£208

Fastest flight time

11h 45m

Direct flights

Every day

Airports in Southeast Asia

8 airports
The best one-way flight to Southeast Asia from London Heathrow Airport in the past 72 hours is £208. The best return flight deal from London Heathrow Airport to Southeast Asia found on momondo in the last 72 hours is £288.
The fastest flight from London Heathrow Airport to Southeast Asia takes 11h 45m
Direct flights go from London Heathrow Airport to Southeast Asia every day.
There are 8 airports near Southeast Asia: Phuket City (HKT), Kuala Lumpur Intl (KUL), Bangkok Suvarnabhumi (BKK), Hanoi Noibai (HAN), Jakarta Soekarno-Hatta Intl (CGK), 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 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Southeast Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southeast Asia. We recommend that you seek guidance from your airline or a reliable 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
Norse Atlantic UKPriceFrom £316Free CancellationRating
7.1
45 reviews
Search Norse Atlantic UK flights
Qantas AirwaysPriceFrom £379Free CancellationRating
7.5
820 reviews
Search Qantas Airways flights
Air FrancePriceFrom £398Free CancellationRating
7.5
1,435 reviews
Search Air France flights
Hainan AirlinesPriceFrom £406Free CancellationRating
8.1
37 reviews
Search Hainan Airlines flights
KLMPriceFrom £422Free CancellationRating
7.8
1,329 reviews
Search KLM flights
Royal Brunei AirlinesPriceFrom £441Free CancellationRating
5.7
7 reviews
Search Royal Brunei Airlines flights
SWISSPriceFrom £487Free CancellationRating
7.5
1,581 reviews
Search SWISS flights
FinnairPriceFrom £489Free CancellationRating
7.6
1,269 reviews
Search Finnair flights
LufthansaPriceFrom £493Free CancellationRating
6.7
7,012 reviews
Search Lufthansa flights
Royal JordanianPriceFrom £524Free CancellationRating
6.8
384 reviews
Search Royal Jordanian flights

Why use momondo?

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

Finding the right flight to Southeast Asia from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southeast Asia quick and easy, saving you time and money.

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

Flights from London to Southeast Asia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Southeast Asia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Southeast Asia from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Popular Cities in Southeast Asia

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