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Cheap flights from London Gatwick Airport to Southeast Asia from $619

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Southeast Asia departing on 3/1. 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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Find the cheapest flights from London Gatwick Airport to Southeast Asia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:55 - 07:10LGW-BKK
27h 15m1 stop
Multiple Airlines Logo
12:20 - 08:35BKK-LGW
27h 15m1 stop
$898Multiple Airlines
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Fri, 28 Nov - Fri, 5 Dec
Multiple Airlines Logo
17:00 - 02:35LGW-BKK
26h 35m1 stop
Multiple Airlines Logo
17:25 - 16:20BKK-LGW
29h 55m1 stop
$903Multiple Airlines
Find Deal
Tue, 4 Nov - Tue, 11 Nov
Norse Atlantic UK Logo
16:10 - 10:25LGW-BKK
11h 15mdirect
Norse Atlantic UK Logo
08:25 - 14:25BKK-LGW
13h 00mdirect
$905Norse Atlantic UK
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Sun, 30 Nov - Tue, 16 Dec
Multiple Airlines Logo
13:00 - 01:20LGW-BKK
29h 20m1 stop
Multiple Airlines Logo
12:25 - 18:20BKK-LGW
12h 55mdirect
$906Multiple Airlines
Find Deal
Tue, 3 Mar - Thu, 12 Mar
Norse Atlantic UK Logo
16:00 - 10:25LGW-BKK
11h 25mdirect
Norse Atlantic UK Logo
12:30 - 18:30BKK-LGW
13h 00mdirect
$911Norse Atlantic UK
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Wed, 11 Mar - Wed, 25 Mar
Air China Logo
11:05 - 01:30LGW-BKK
31h 25m1 stop
Air China Logo
02:30 - 06:55BKK-LGW
35h 25m1 stop
$940Air China
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Thu, 13 Nov - Wed, 19 Nov
China Eastern Logo
17:00 - 22:35LGW-BKK
22h 35m2 stops
China Eastern Logo
01:55 - 14:00BKK-LGW
19h 05m1 stop
$981China Eastern
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Fri, 5 Dec - Thu, 18 Dec
China Eastern Logo
17:00 - 01:15LGW-BKK
25h 15m2 stops
China Eastern Logo
13:35 - 14:00BKK-LGW
31h 25m1 stop
$983China Eastern
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Thu, 19 Feb - Wed, 11 Mar
Turkish Airlines Logo
06:25 - 08:25LGW-KUL
42h 00m1 stop
Turkish Airlines Logo
10:05 - 15:20KUL-LGW
37h 15m1 stop
$1,078Turkish Airlines
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Sat, 14 Mar - Sat, 28 Mar
Turkish Airlines Logo
06:25 - 08:25LGW-KUL
42h 00m1 stop
Turkish Airlines Logo
10:05 - 22:35KUL-LGW
20h 30m1 stop
$1,084Turkish Airlines
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Sun, 1 Feb - Fri, 27 Feb

China Eastern flights from London Gatwick Airport to Southeast Asia

Our best China Eastern deals on London Gatwick Airport to Southeast Asia flight tickets
China Eastern
5 Dec
LGW17:00London Gatwick
22h 35m
2 stops
BKK22:35Bangkok Suvarnabhumi
18 Dec
BKK01:55Bangkok Suvarnabhumi
19h 05m
1 stop
LGW14:00London Gatwick
$981
Find similar
China Eastern
19 Feb
LGW17:00London Gatwick
25h 15m
2 stops
BKK01:15Bangkok Suvarnabhumi
11 Mar
BKK13:35Bangkok Suvarnabhumi
31h 25m
1 stop
LGW14:00London Gatwick
$983
Find similar
China Eastern
19 Feb
LGW17:00London Gatwick
25h 15m
2 stops
BKK01:15Bangkok Suvarnabhumi
10 Mar
BKK01:05Bangkok Suvarnabhumi
36h 25m
2 stops
LGW06:30London Gatwick
$994
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Norse Atlantic UK flights from London Gatwick Airport to Southeast Asia

Our best Norse Atlantic UK deals on London Gatwick Airport to Southeast Asia flight tickets
Norse Atlantic UK
30 Nov
LGW16:10London Gatwick
11h 15m
BKK10:25Bangkok Suvarnabhumi
16 Dec
BKK08:25Bangkok Suvarnabhumi
13h 00m
LGW14:25London Gatwick
$904
Find similar
Norse Atlantic UK
11 Mar
LGW16:00London Gatwick
11h 25m
BKK10:25Bangkok Suvarnabhumi
25 Mar
BKK12:30Bangkok Suvarnabhumi
13h 00m
LGW18:30London Gatwick
$911
Find similar
Norse Atlantic UK
18 Mar
LGW16:00London Gatwick
11h 25m
BKK10:25Bangkok Suvarnabhumi
25 Mar
BKK12:30Bangkok Suvarnabhumi
13h 00m
LGW18:30London Gatwick
$917
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport 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, momondo users made 78,305 searches. Data last updated 16 October 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 28/11

20:55-07:10

1 stop27h 15m

Bangkok Suvarnabhumi

Fri 5/12

12:20-08:35

1 stop27h 15m

$898

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 4/11

17:00-02:35

1 stop26h 35m

Bangkok Suvarnabhumi

Tue 11/11

17:25-16:20

1 stop29h 55m

$903

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 30/11

16:10-10:25

Nonstop11h 15m

Bangkok Suvarnabhumi

Tue 16/12

08:25-14:25

Nonstop13h 00m

$904

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 3/3

13:00-01:20

1 stop29h 20m

Bangkok Suvarnabhumi

Thu 12/3

12:25-18:20

Nonstop12h 55m

$906

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 11/3

16:00-10:25

Nonstop11h 25m

Bangkok Suvarnabhumi

Wed 25/3

12:30-18:30

Nonstop13h 00m

$911

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 13/11

11:05-01:30

1 stop31h 25m

Bangkok Suvarnabhumi

Wed 19/11

02:30-06:55

1 stop35h 25m

$940

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 5/12

17:00-22:35

2 stops22h 35m

Bangkok Suvarnabhumi

Thu 18/12

01:55-14:00

1 stop19h 05m

$981

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 19/2

17:00-01:15

2 stops25h 15m

Bangkok Suvarnabhumi

Wed 11/3

13:35-14:00

1 stop31h 25m

$983

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Sat 14/3

06:25-08:25

1 stop42h 00m

Kuala Lumpur Intl

Sat 28/3

10:05-15:20

1 stop37h 15m

$1,078

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Sun 1/2

06:25-08:25

1 stop42h 00m

Kuala Lumpur Intl

Fri 27/2

10:05-22:35

1 stop20h 30m

$1,084

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Southeast Asia from

How to get the cheapest flight ticket from London Gatwick Airport to Southeast Asia

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 Southeast Asia?

The cheapest month to fly to Southeast Asia from London Gatwick Airport is in May. Flight prices, which tend to average around $1,483, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Southeast Asia, with average flight prices from London Gatwick Airport averaging around $1,530.

What is the cheapest London Gatwick to Southeast Asia flight route?

Fly from London Gatwick to Bangkok Suvarnabhumi for the best London Gatwick - Southeast Asia flight prices

How far in advance should I book a flight to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $1,753 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from London Gatwick Airport for as low as $1,551 on momondo.

What cabin class options are available on London Gatwick to Southeast Asia flights?

There are 3 cabin classes available to choose from on London Gatwick to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Gatwick Airport to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between London Gatwick Airport to Southeast Asia.

Cheap London Gatwick Airport to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Southeast Asia

Fastest flight time

11h 15m

Direct flights

Mon, Tue, Wed, Thu and Sat

Airports in Southeast Asia

1 airport
The fastest flight from London Gatwick Airport to Southeast Asia takes 11h 15m
Direct flights go from London Gatwick Airport to Southeast Asia on Monday, Tuesday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights..
There is 1 airport near Southeast Asia: Bangkok Suvarnabhumi (BKK)
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  • When did momondo last update prices for flights from London Gatwick Airport to Southeast Asia?

    Prices for flights from London Gatwick Airport to Southeast Asia were last updated today.

  • How old do you have to be to fly from London Gatwick Airport to Southeast Asia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to Southeast Asia.

  • What documentation or ID do you need to fly to Southeast Asia?

    The required travel and health documents for your Southeast Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Southeast Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Gatwick Airport to Southeast Asia?

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Asia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Southeast Asia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Southeast Asia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Southeast Asia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Southeast Asia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southeast Asia from London.

I’m not ready to book a flight from London to Southeast Asia right now. Can momondo alert me if prices change?

Price alerts on flights to Southeast Asia from London 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.

An easier way to manage your Southeast Asia trip

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