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Cheap flights from London Gatwick Airport to Southeast Asia from $599

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BKK
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Gatwick to Southeast Asia

Keep the following information in mind while searching for Gatwick to Southeast Asia flight deals. Data was last updated 17 September 2025.

Round-trip from

$908

One-way from

$599

Popular in

December

Cheapest in

May

Average price

$1,100
Norse Atlantic UK
  • Norse Atlantic UK
  • 30/10-6/11
  • 3 total stops
  • 45h 40m total
  • London to Southeast Asia
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China Eastern
  • China Eastern
  • 5/11
  • 1 total stop
  • 24h 20m total
  • London to Southeast Asia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($186 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($69 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Gatwick to Southeast Asia

Cheapest flights from Gatwick to Southeast Asia
Explore the most affordable flight options available from Gatwick to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sun 9/1116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Wed 19/1112:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 17/9$896
Thu 30/1007:50LGW - BKK
3 stops32h 40mMultiple Airlines
Thu 6/1112:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 14/9$908
Mon 20/1021:50LGW - BKK
3 stops44h 05mMultiple Airlines
Thu 30/1012:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 15/9$912
Tue 2/1216:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Tue 16/1208:25BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 15/9$924
Tue 25/1111:05LGW - BKK
1 stop31h 25mAir China
Thu 29/102:30BKK - LGW
1 stop35h 25mAir China
Deal found 17/9$930
Wed 1/1018:25LGW - BKK
1 stop24h 15mChina Eastern
Tue 28/1001:55BKK - LGW
1 stop35h 35mChina Eastern
Deal found 16/9$933
Wed 5/1116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Wed 3/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 17/9$936
Tue 2/1209:15LGW - BKK
1 stop33h 10mMultiple Airlines
Thu 18/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Deal found 16/9$938
Wed 12/1116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Wed 19/1112:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 16/9$972
Thu 30/1017:05LGW - HKT
2 stops45h 15mMultiple Airlines
Thu 6/1108:55HKT - LGW
1 stop16h 35mMultiple Airlines
Deal found 15/9$1,005
Thu 13/1110:05LGW - KUL
1 stop23h 15mTurkish Airlines
Wed 26/1123:45KUL - LGW
1 stop30h 50mTurkish Airlines
Deal found 15/9$1,073
Sun 16/1106:25LGW - KUL
1 stop26h 55mTurkish Airlines
Mon 24/1110:05KUL - LGW
1 stop20h 30mTurkish Airlines
Deal found 16/9$1,076

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 647,157 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Southeast Asia that are best for you.

Fly from

Gatwick

Fly to

Southeast Asia

Route

Depart

Return

Price

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Mon 10/11

17:05-08:25

1 stop31h 20m

Kuala Lumpur Intl

Wed 26/11

10:05-09:10

1 stop31h 05m

$1,076

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 4/11

16:00-10:25

Nonstop11h 25m

Bangkok Suvarnabhumi

Sun 9/11

09:15-12:20

1 stop34h 05m

$1,092

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Mon 10/11

17:05-08:25

1 stop31h 20m

Kuala Lumpur Intl

Thu 4/12

10:05-16:10

1 stop38h 05m

$1,109

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Wed 12/11

06:25-08:25

1 stop18h 00m

Kuala Lumpur Intl

Thu 27/11

10:05-16:10

1 stop38h 05m

$1,112

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Thu 9/10

14:55-20:55

1 stop23h 00m

Kuala Lumpur Intl

Thu 6/11

21:15-12:35

1 stop23h 20m

$1,113

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Mon 3/11

06:25-08:25

1 stop18h 00m

Kuala Lumpur Intl

Thu 27/11

10:05-22:35

1 stop20h 30m

$1,115

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Mon 23/2

09:00-20:40

1 stop27h 40m

Kuala Lumpur Intl

Thu 5/3

21:15-12:35

1 stop23h 20m

$1,118

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Sat 15/11

17:05-08:25

1 stop31h 20m

Kuala Lumpur Intl

Mon 24/11

23:45-16:10

1 stop24h 25m

$1,133

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Thu 19/2

08:40-14:40

1 stop22h 00m

Kuala Lumpur Intl

Fri 6/3

19:55-05:55

1 stop18h 00m

$1,146

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Thu 8/1

06:25-08:25

1 stop18h 00m

Kuala Lumpur Intl

Thu 15/1

10:05-22:35

1 stop20h 30m

$1,148

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 60 results
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Best time to book a flight from Gatwick to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Gatwick with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Southeast Asia

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

Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of $489). Flying from London Gatwick Airport to Southeast Asia in December is currently the most expensive (average of $911). 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 LGW to YJX?

Find hourly flight availability from Gatwick 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 17 September 2025.

When flying from London Gatwick Airport to Southeast Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

  • How long is the flight from London Gatwick Airport to Southeast Asia?

    A quick flight from London Gatwick Airport to Southeast Asia can take about 15h. Turkish Airlines provides one of the quickest options available for as low as $1,172. London Gatwick Airport and Southeast Asia are separated by a distance of 9885 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at $653. Qatar Airways flights start at $679 while deals on Gulf Air start at $692 one-way.

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

    The most popular route from London Gatwick Airport to Southeast Asia is London Gatwick - Phuket City. You may also consider London Gatwick - Bangkok Suvarnabhumi or London Gatwick - Denpasar Bali Ngurah Rai.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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 Gatwick Airport to Southeast Asia?

    Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of $489). Flying from London Gatwick Airport to Southeast Asia in December is currently the most expensive (average of $911). 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 Gatwick to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
Heathrow to Singapore flights
Gatwick to Suvarnabhumi flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Gatwick to Southeast Asia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Gatwick to Southeast Asia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Asia from Gatwick today and book when prices fit your budget.

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