HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southeast Asia

$388+ Cheap flights from Heathrow (LHR) to Southeast Asia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Southeast Asia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Heathrow to Southeast Asia

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Southeast Asia (zzYJX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 18, 2024.

Round-trip from

$589
(Gotogate)

One-way from

$388
(Kiwi.com)
From London Heathrow to Southeast Asia
Search Deals
One-way flight from London Heathrow to Southeast Asia
Search Deals

Find flight deals from Heathrow to Southeast Asia

Cheapest flights from Heathrow to Southeast Asia
Explore the most affordable flight options available from Heathrow to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 18, 2024.

This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/279:00 pmLHR - BKK
2 stops38h 05mHainan Airlines
dom. 1/197:10 pmBKK - LHR
2 stops29h 45mHainan Airlines
Deal found 12/17$807
This Mytrip deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3110:00 pmLHR - HAN
1 stop33h 45mChina Southern
mar. 3/43:45 pmHAN - LHR
2 stops29h 15mChina Southern
Deal found 12/17$845
This Gotogate deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/309:30 pmLHR - MNL
2 stops29h 20mChina Southern
lun. 3/1012:00 pmMNL - LHR
1 stop38h 15mChina Southern
Deal found 12/17$856
This Etihad Airways deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/297:20 pmLHR - BKK
1 stop21h 15mEtihad Airways
lun. 1/208:50 amBKK - LHR
1 stop28h 55mEtihad Airways
Deal found 12/17$862
This Lufthansa deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/255:30 pmLHR - CGK
2 stops19h 30mMultiple Airlines
mar. 1/216:00 pmCGK - LHR
2 stops21h 05mMultiple Airlines
Deal found 12/17$906
This Shenzhen Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/289:10 pmLHR - BKK
1 stop31h 00mShenzhen Airlines
dom. 2/233:05 amBKK - LHR
1 stop23h 05mShenzhen Airlines
Deal found 12/16$930
This FlightHub deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/318:45 amLHR - BKK
1 stop29h 45mAir India
mar. 2/42:35 pmBKK - LHR
1 stop35h 20mAir India
Deal found 12/18$934
This Lufthansa deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/255:30 pmLHR - SIN
1 stop15h 20mMultiple Airlines
mar. 1/1412:05 amSIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 12/17$943
This SWISS deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/318:05 pmLHR - SIN
1 stop37h 50mSWISS
mié. 3/512:05 amSIN - LHR
1 stop16h 00mSWISS
Deal found 12/17$947
This China Eastern deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/315:50 pmLHR - BKK
1 stop35h 30mChina Eastern
lun. 1/206:15 pmBKK - LHR
2 stops50h 40mChina Eastern
Deal found 12/18$948
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/317:50 pmLHR - MNL
2 stops31h 05mMultiple Airlines
mié. 2/196:20 amMNL - LHR
1 stop19h 30mMultiple Airlines
Deal found 12/16$959
This Mytrip deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/196:40 amLHR - BKK
3 stops28h 05mMultiple Airlines
jue. 12/261:25 pmBKK - LHR
Nonstop13h 10mMultiple Airlines
Deal found 12/18$959

Find flights from Heathrow to Southeast Asia within your budget

Customize your flight search to find flights from Heathrow to Southeast Asia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

sáb. 5/17

10:05 pm-8:40 am

1 stop28h 35m

Hanoi Noibai

sáb. 5/24

6:40 pm-8:00 pm

1 stop31h 20m

$589

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

mar. 5/6

1:15 pm-2:05 pm

1 stop18h 50m

Bangkok Suvarnabhumi

mar. 6/3

8:40 am-8:20 pm

1 stop17h 40m

$592

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

mié. 1/15

5:40 pm-12:10 am

1 stop23h 30m

Bangkok Suvarnabhumi

mar. 1/21

1:30 am-5:50 pm

1 stop23h 20m

$596

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

vie. 2/28

9:00 pm-10:05 am

2 stops30h 05m

Bangkok Suvarnabhumi

dom. 3/16

7:10 pm-5:55 pm

2 stops29h 45m

$597

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

vie. 5/2

10:10 pm-11:40 am

1 stop31h 30m

Bangkok Suvarnabhumi

jue. 6/12

11:20 am-7:05 pm

1 stop37h 45m

$607

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

mié. 5/7

9:50 pm-9:15 am

1 stop29h 25m

Bangkok Suvarnabhumi

lun. 7/7

7:15 pm-2:45 pm

1 stop25h 30m

$631

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

vie. 3/21

9:00 pm-12:55 am

1 stop20h 55m

Bangkok Suvarnabhumi

vie. 3/28

1:55 am-5:30 pm

1 stop22h 35m

$632

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

mié. 1/15

9:10 pm-2:05 am

1 stop21h 55m

Bangkok Suvarnabhumi

mié. 1/22

1:50 pm-7:40 pm

1 stop36h 50m

$640

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

mar. 1/21

7:35 pm-9:00 am

1 stop29h 25m

Singapore Changi

mar. 2/11

10:50 am-9:25 pm

1 stop18h 35m

$649

LondonJakarta

LHR - CGK

LHRCGK

London Heathrow

vie. 3/14

7:10 pm-10:45 pm

1 stop20h 35m

Jakarta Soekarno-Hatta Intl

lun. 3/24

12:40 am-4:55 pm

1 stop23h 15m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Heathrow to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Southeast Asia

Get recent, data-driven insights about flights from Heathrow to Southeast Asia including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Southeast Asia (average of $979). Flying from London Heathrow Airport to Southeast Asia in June is currently the most expensive (average of $1,585). 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.

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

Find hourly flight availability from Heathrow to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Southeast Asia as you normally would.

Weekly flight availability from London Heathrow Airport to Southeast Asia

Explore weekly flight availability from Heathrow to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 18, 2024.

The most flights from LHR to zzYJX 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).

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southeast Asia. Reviews last updated diciembre 18, 2024.
Read reviews from past customers who have flown Air India, Air China and China Southern from London to Southeast Asia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

EVA Air
8.4
Very good
1,269 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Korean Air
8.4
Very good
1,018 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Asiana Airlines
8.3
Very good
477 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Singapore Airlines
8.1
Very good
1,329 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Comfort

8.2

Overall

8.4

Food

8.0

Boarding

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as $404. However, be on the lookout for offers from Hainan Airlines and Shenzhen Airlines, as they are both options that can get you from London Heathrow Airport to Southeast Asia for a low price.

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

    The most popular route from London Heathrow Airport to Southeast Asia is London Heathrow - Bangkok Suvarnabhumi. You may also consider London Heathrow - Langkawi or London Heathrow - Kuala Lumpur Intl.

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

    Before booking your flight to Southeast Asia from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (71%), Thai Airways (67%), EVA Air( 57%).

  • What are the cheapest flights from London Heathrow Airport to Southeast Asia?

    On average you can expect to pay $1,444 for a flight from London Heathrow Airport to Southeast Asia. The cheapest flight overall is $479 while the most popular route, (London Heathrow - Bangkok Suvarnabhumi) is currently priced at $554.

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

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

  • How can I find direct flights from Heathrow to Southeast Asia?

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Southeast Asia (average of $979). Flying from London Heathrow Airport to Southeast Asia in June is currently the most expensive (average of $1,585). 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.

See more FAQs

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 Heathrow to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
Heathrow to Haneda flights
Heathrow to New Delhi flights
Gatwick to Suvarnabhumi flights
Heathrow to Hong Kong flights
Heathrow to Narita flights
Heathrow to Kuala Lumpur Intl flights
Heathrow to Manila flights
Heathrow to Mumbai flights
Gatwick to Singapore flights
Heathrow to Incheon Intl flights
Heathrow to Denpasar flights
Heathrow to Hongqiao Intl flights
Heathrow to Singapore flights
Heathrow to Phuket City flights
Heathrow to Capital flights
Heathrow to Bangalore flights
Heathrow to Taiwan Taoyuan Intl flights
Heathrow to Pu Dong flights
Heathrow to Hanoi flights
London City to New Delhi flights
Heathrow to Phnom Penh flights
Heathrow to Ho Chi Minh City flights
Gatwick to Pu Dong flights
Heathrow to Islamabad flights
Heathrow to Soekarno-Hatta Intl flights
Heathrow to Lahore flights
Heathrow to Chennai flights
Heathrow to Karachi flights
Heathrow to Yerevan flights
Gatwick to Hong Kong flights

Top 10 airlines flying from Heathrow to Southeast Asia

Discover the top 10 airlines that operate flights from Heathrow to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$450Average$697FlexibilityNo cancel feeOn-time69%
China EasternCheapest$515Average$737FlexibilityNo cancel feeOn-time62%
Shenzhen AirlinesCheapest$518Average$644FlexibilityNo cancel feeOn-time63%
Air IndiaCheapest$613Average$840FlexibilityNo cancel feeOn-timeN/A
Gulf AirCheapest$626Average$812FlexibilityNo cancel feeOn-time67%
Etihad AirwaysCheapest$654Average$893FlexibilityNo cancel feeOn-time75%
Kuwait AirwaysCheapest$673Average$829FlexibilityNo cancel feeOn-time64%
SWISSCheapest$679Average$861FlexibilityNo cancel feeOn-time79%
Oman AirCheapest$682Average$819FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$684Average$1,005FlexibilityNo cancel feeOn-time81%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.