Question 1

How long is the flight from Southeast Asia to London?

Accepted Answer

For as low as £526, Emirates can have you in London from Southeast Asia in 22h 20m. Southeast Asia and London are separated by a distance of 6578 mi. This flight may include one or multiple stops.

Question 2

What are the cheapest airlines to fly from Southeast Asia to London one-way?

Accepted Answer

One-way options have recently been found by users for as low as £37 on AirAsia X. Other airlines that offer cheap prices include Norse Atlantic UK from £94 and Etihad Airways from £110 one-way.

Question 3

How far ahead should I book a flight from Southeast Asia to London?

Accepted Answer

The best time to book flights from Southeast Asia to London is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

What is the cheapest month to book a flight from Southeast Asia to London?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Southeast Asia to London (average of £637). Flying from Southeast Asia to London in August is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 5

Weekly flight availability from Southeast Asia to London

Accepted Answer

The most flights from zzYJX to LON are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 8

What are the most popular routes from Southeast Asia to London?

Accepted Answer

While some choose either Kuala Lumpur Intl - London Heathrow or Kuala Lumpur Intl - London Gatwick, Bangkok Suvarnabhumi - London Heathrow is the most popular route from Southeast Asia to London.

Question 9

What are the cheapest flights from Southeast Asia to London?

Accepted Answer

Looking for the cheapest flight from Southeast Asia to London? While on average our users pay £1,056, our data indicates the cheapest price to be £334. The most popular route (Bangkok Suvarnabhumi - London Heathrow), is priced around £469.

Question 10

What are the most reliable airlines from Southeast Asia to London?

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Southeast Asia to London on time: Air Canada (97%), TAP AIR PORTUGAL (97%), Thai Airways (91%).

Question 11

What are the most popular airlines that fly from Southeast Asia to London?

Accepted Answer

Before booking your flight from Southeast Asia to London check out the most popular airlines for this route: Emirates, Etihad Airways or EVA Air.

Question 12

What is the cheapest time of day to fly from YJX to LON?

Accepted Answer

Unlike in the evening, when flights are generally more expensive, you can save up to 76% on flights from Southeast Asia to London by exploring options for tickets in the afternoon.

Question 13

Can I find deals for flights from Southeast Asia to London that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Southeast Asia to London flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 14

How can I find direct flights from Southeast Asia to London?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to London.

Question 15

Can I find deals for business class flights from Southeast Asia to London?

Accepted Answer

Yes. Cheapflights offers flight deals from Southeast Asia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 16

How does Cheapflights help users find flights from Southeast Asia to London?

Accepted Answer

Cheapflights makes it easy to find Southeast Asia to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 17

Why should you use Cheapflights to find cheap flight tickets from Southeast Asia to London?

Accepted Answer

Cheapflights helps you find that perfect flight to London from Southeast Asia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 18

Can Cheapflights find flights from Southeast Asia to London with no change fees?

Accepted Answer

Need flexible booking options for your flight to London from Southeast Asia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 19

Can Cheapflights notify me if prices for flights from Southeast Asia to London become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Southeast Asia to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£508
One-way from	£230

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest£176	Average£480	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
China Southern	Cheapest£201	Average£571	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air India	Cheapest£270	Average£661	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
China Eastern	Cheapest£277	Average£584	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Oman Air	Cheapest£284	Average£624	FlexibilityNo cancel fee	On-time76%	Search Oman Air flights
SAUDIA	Cheapest£483	Average£604	FlexibilityNo cancel fee	On-time86%	Search SAUDIA flights
Air China	Cheapest£508	Average£615	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Thai Airways	Cheapest£509	Average£877	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights
Qatar Airways	Cheapest£525	Average£693	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Singapore Airlines	Cheapest£561	Average£729	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

Cheap flights from Southeast Asia to London

Find flight deals from Southeast Asia to London

Round-trip from

One-way from

Cheapflights Insights

How far ahead should I book a flight from Southeast Asia to London?

The best time to book flights from Southeast Asia to London is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Southeast Asia to London?

What is the cheapest time of day to fly from YJX to LON?

Unlike in the evening, when flights are generally more expensive, you can save up to 76% on flights from Southeast Asia to London by exploring options for tickets in the afternoon.

Weekly flight availability from Southeast Asia to London

The most flights from zzYJX to LON are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing London

Get a feel of what it's like to fly with Emirates,Qatar Airways, andSAUDIA from Southeast Asia to London by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Southeast Asia to London?

What are the cheapest airlines to fly from Southeast Asia to London one-way?

What are the most popular routes from Southeast Asia to London?

What are the most reliable airlines from Southeast Asia to London?

What are the cheapest flights from Southeast Asia to London?

Can I find deals for flights from Southeast Asia to London that include hotel bookings?

How can I find direct flights from Southeast Asia to London?

Can I find deals for business class flights from Southeast Asia to London?

What is the cheapest month to book a flight from Southeast Asia to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southeast Asia to London

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Southeast Asia to London by cabin class

Find flights from Southeast Asia to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 September 2026.

Southeast Asia and London flights

Browse other Southeast Asia and London flight options. Last updated on 2 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Southeast Asia to London flights

Consider these flights travelling from Southeast Asia to London.

Top 10 airlines flying from Southeast Asia to London

Fly with Cheapflights

How does Cheapflights help users find flights from Southeast Asia to London?

Why should you use Cheapflights to find cheap flight tickets from Southeast Asia to London?

Can Cheapflights find flights from Southeast Asia to London with no change fees?

Can Cheapflights notify me if prices for flights from Southeast Asia to London become cheaper?

100% Free

Book with Flexibility

Travel Smart