Cheap flights from Southeast Asia to London from $246
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 3/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Southeast Asia to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Southeast Asia to London
All round-trip flight deals to London
China Southern flights from Southeast Asia to London
Our best China Southern deals on Southeast Asia to London flight tickets
Emirates flights from Southeast Asia to London
Our best Emirates deals on Southeast Asia to London flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Southeast Asia to London
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 London?
The cheapest month to fly to London from Southeast Asia is in October. Flight prices, which tend to average around $824, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Southeast Asia averaging around $893.
What is the cheapest day to depart on your flight to London?
The cheapest day to depart from Southeast Asia to London is on a Thursday. Travelers who choose to depart for London on a Thursday will often find tickets for as low as $959. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,064. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.
What is the cheapest time of day to depart on your flight to London?
Flying to London from Southeast Asia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $734 when looking at flights departing in the afternoon. Flights to London are more costly at noon, with an average ticket price of $1,133. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Southeast Asia to London flight route?
Fly from Bangkok Suvarnabhumi to London Heathrow for the best Southeast Asia - London flight prices
How far in advance should I book a flight to London?
Most flyers found that booking tickets 25 days in advance of their planned departure date is the best time to get cheap flights to London. During this timeframe, flight prices are around $1,015. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $906.
What cabin class options are available on Southeast Asia to London flights?
There are 4 cabin classes available to choose from on Southeast Asia to London 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?
China Eastern, Shenzhen Airlines, and Air China are the most popular carriers operating from Southeast Asia to London
What airlines fly to London?
British Airways, Thai Airways and Singapore Airlines are the top three most popular airlines that fly to London from Southeast Asia according to our data. British Airways is the first choice among our users, with 28% of people opting to fly with this airline when traveling to London. Keep in mind that there are 18 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Southeast Asia to London on average per day?
57 flights are operational daily from Southeast Asia to London as of January 2025. The most popular departure time for this route is 11:00PM, with 35% of flights per day taking off in the evening.
How many flights depart from Southeast Asia to London on average per week?
403 flights are operational weekly from Southeast Asia to London as of January 2025. The most popular departure day for this route is Fri, with 15% of flights per week taking off on this day.
Cheap Southeast Asia to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Southeast Asia to London
When did momondo last update prices for flights from Southeast Asia to London?
Prices for flights from Southeast Asia to London refresh daily.
How many operators does momondo search for flights from Southeast Asia to London?
As of January 2025, there are 20 operators available to choose from for flights from Southeast Asia to London.
How old do you have to be to fly from Southeast Asia to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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. 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?
momondo data reveals that the most frequently booked plane model on the route from Southeast Asia to London is Airbus A320-100/200, representing 12.36% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 11.93%, Airbus A320neo at 9.36%, and Boeing 777 at 8.38%.
Best airlines flying from Southeast Asia to London
Compare and see reviews for airlines that fly from Southeast Asia to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $604 | Free Cancellation | Rating 7.0 133 reviews | |||
| PriceFrom $613 | Free Cancellation | Rating 7.4 85 reviews | |||
| PriceFrom $664 | Free Cancellation | Rating 7.5 1,590 reviews | |||
| PriceFrom $669 | Free Cancellation | Rating 6.7 7,077 reviews | |||
| PriceFrom $670 | Free Cancellation | Rating 7.1 96 reviews | |||
| PriceFrom $682 | Free Cancellation | Rating 8.1 3,335 reviews | |||
| PriceFrom $707 | Free Cancellation | Rating 8.1 1,323 reviews | |||
| PriceFrom $718 | Free Cancellation | Rating 7.5 811 reviews | |||
| PriceFrom $721 | Free Cancellation | Rating 7.4 680 reviews | |||
| PriceFrom $771 | Free Cancellation | Rating 7.5 782 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Southeast Asia to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southeast Asia to London. momondo saves you time and could save you money on your trip.
Can I find flights from Southeast Asia to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Southeast Asia which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Southeast Asia to London?
Once you have performed a search for Southeast Asia to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Southeast Asia to London right now. Can momondo alert me if prices change?
Price alerts on flights to London from Southeast Asia 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.