Cheap flights from Southeast Asia to London from £152
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southeast Asia to London departing on 15/7. 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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Turkish Airlines flights from Southeast Asia to London Heathrow Airport
Our best Turkish Airlines deals on Southeast Asia to London Heathrow Airport flight tickets
Turkish Airlines![Turkish Airlines]()
27 Jul![Turkish Airlines]()
31 Jul
KUL10:50Kuala Lumpur Intl
18h 35m
1 stop
LHR22:25London Heathrow
LHR18:00London Heathrow
40h 05m
1 stop
KUL17:05Kuala Lumpur Intl
Turkish Airlines![Turkish Airlines]()
18 Jun![Turkish Airlines]()
22 Jun
KUL10:50Kuala Lumpur Intl
18h 35m
1 stop
LHR22:25London Heathrow
LHR11:20London Heathrow
38h 50m
1 stop
KUL09:10Kuala Lumpur Intl
KLM flights from Southeast Asia to London Heathrow Airport
Our best KLM deals on Southeast Asia to London Heathrow Airport flight tickets
KLM![KLM]()
3 Nov![KLM]()
17 Nov
KUL23:50Kuala Lumpur Intl
17h 10m
1 stop
LHR09:00London Heathrow
LHR17:05London Heathrow
14h 40m
1 stop
KUL15:45Kuala Lumpur Intl
KLM![KLM]()
5 Nov![KLM]()
20 Nov
KUL23:50Kuala Lumpur Intl
17h 10m
1 stop
LHR09:00London Heathrow
LHR20:25London Heathrow
35h 20m
1 stop
KUL15:45Kuala Lumpur Intl
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How to get the cheapest flight ticket from Southeast Asia to London Heathrow Airport
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
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Other information
What is the cheapest month to fly to London Heathrow Airport?
In general, March is the cheapest month to fly from Southeast Asia to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £702. The month of June is another great option to travel to London Heathrow Airport, with average flight prices from Southeast Asia averaging around £714.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Southeast Asia is on a Thursday. momondo users have found tickets for Thursday departures for as low as £756. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £785.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Southeast Asia to London Heathrow Airport in the afternoon for as low as £620. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £799 on average. Flights to London Heathrow Airport from Southeast Asia in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Southeast Asia to London Heathrow flight route?
Fly from Bangkok Suvarnabhumi to London Heathrow for the best Southeast Asia - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Southeast Asia when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £752 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Southeast Asia for as low as £683 on momondo.
What cabin class options are available on Southeast Asia to London Heathrow flights?
There are 4 cabin classes available to choose from on Southeast Asia to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Southeast Asia to London Heathrow?
SriLankan Airlines, Air China, and Hainan Airlines are the most popular carriers operating from Southeast Asia to London Heathrow
Which airlines fly to London Heathrow Airport?
Emirates, Thai Airways and Qatar Airways are the top three most popular airlines that fly to London Heathrow Airport from Southeast Asia according to our data. Emirates is the first choice among our users, with 28% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 24 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Southeast Asia to London Heathrow Airport on average per day?
The number of flights available between Southeast Asia and London Heathrow Airport is 54 per day as of June 2025. The most frequent departure time is 23:00, with 33% of daily flights leaving in the evening.
How many flights depart from Southeast Asia to London Heathrow Airport on average per week?
378 flights are operational weekly from Southeast Asia to London Heathrow Airport as of June 2025. The most popular departure day for this route is Wed, with 15% of flights per week taking off on this day.
Cheap Southeast Asia to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Southeast Asia to London Heathrow Airport
When did momondo last update prices for flights from Southeast Asia to London Heathrow Airport?
Prices for flights from Southeast Asia to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Southeast Asia to London Heathrow Airport?
As of June 2025, there are 24 operators available to choose from for flights from Southeast Asia to London Heathrow Airport.
How old do you have to be to fly from Southeast Asia to London Heathrow Airport?
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 Southeast Asia to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport 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 license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. 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 Southeast Asia to London Heathrow Airport?
Based on momondo bookings for flights between Southeast Asia and London Heathrow Airport, the leading plane model is Boeing 777, making up 16.91% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 13.54%, Boeing 777-300ER with 8.74%, and Airbus A380-800 with 8.52%.
Best airlines flying from Southeast Asia to London Heathrow Airport
Compare and see reviews for airlines that fly from Southeast Asia to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £235 | Free Cancellation | Rating 7.5 99 reviews | |||
| PriceFrom £434 | Free Cancellation | Rating 6.7 13 reviews | |||
| PriceFrom £443 | Free Cancellation | Rating 7.2 150 reviews | |||
| PriceFrom £444 | Free Cancellation | Rating 7.2 92 reviews | |||
| PriceFrom £449 | Free Cancellation | Rating 7.3 3,849 reviews | |||
| PriceFrom £469 | Free Cancellation | Rating 7.4 1,211 reviews | |||
| PriceFrom £491 | Free Cancellation | Rating 7.5 1,624 reviews | |||
| PriceFrom £491 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom £494 | Free Cancellation | Rating 7.4 263 reviews | |||
| PriceFrom £497 | Free Cancellation | Rating 7.5 854 reviews |
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Why use momondo?
Why should I use momondo to find a flight deal from Southeast Asia to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Southeast Asia to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Southeast Asia to London with flexible booking policies on momondo?
All flight searches from Southeast Asia to London on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Southeast Asia to London?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Southeast Asia to London.
I’m not ready to book a flight from Southeast Asia to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Southeast Asia and alert you when they change.
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