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Cheap flights from London Gatwick Airport to Southeast Asia from €261

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 9/9. 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

Air China Logo
12:35 - 06:50LGW-SIN
35h 15m1 stop
Air China Logo
17:50 - 06:55SIN-LGW
21h 05m1 stop
€484Air China
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Wed, 22 Oct - Tue, 18 Nov
SWISS Logo
18:35 - 17:05LGW-SIN
15h 30m1 stop
SWISS Logo
23:20 - 17:50SIN-LGW
25h 30m1 stop
€519SWISS
Find Deal
Tue, 23 Sep - Sun, 5 Oct
Gulf Air Logo
11:25 - 12:20LGW-SIN
17h 55m1 stop
Gulf Air Logo
20:00 - 06:55SIN-LGW
17h 55m1 stop
€531Gulf Air
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Sun, 7 Sep - Tue, 23 Sep
SWISS Logo
18:35 - 17:05LGW-SIN
15h 30m1 stop
SWISS Logo
23:20 - 17:50SIN-LGW
25h 30m1 stop
€538SWISS
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Tue, 16 Sep - Tue, 23 Sep
Gulf Air Logo
11:25 - 12:20LGW-SIN
17h 55m1 stop
Gulf Air Logo
20:00 - 06:55SIN-LGW
17h 55m1 stop
€567Gulf Air
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Sun, 28 Sep - Tue, 14 Oct
Turkish Airlines Logo
05:20 - 17:55LGW-SIN
29h 35m1 stop
Turkish Airlines Logo
10:15 - 22:20SIN-LGW
19h 05m1 stop
€585Turkish Airlines
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Thu, 11 Sep - Fri, 26 Sep
Turkish Airlines Logo
14:00 - 17:55LGW-SIN
20h 55m1 stop
Turkish Airlines Logo
23:10 - 12:50SIN-LGW
20h 40m1 stop
€602Turkish Airlines
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Sun, 14 Sep - Mon, 29 Sep
Logo
08:05 - 03:20LGW-SIN
35h 15m1 stop
Logo
02:45 - 22:15SIN-LGW
27h 30m1 stop
€637
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Thu, 11 Dec - Sun, 28 Dec
Logo
06:25 - 10:10LGW-DPS
43h 45m2 stops
Logo
19:05 - 16:10DPS-LGW
29h 05m2 stops
€682
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Sun, 7 Dec - Thu, 11 Dec
SAUDIA Logo
15:00 - 20:05LGW-DPS
22h 05m2 stops
SAUDIA Logo
23:45 - 13:00DPS-LGW
68h 15m2 stops
€852SAUDIA
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Thu, 25 Sep - Wed, 1 Oct

SWISS flights from London Gatwick Airport to Southeast Asia

Our best SWISS deals on London Gatwick Airport to Southeast Asia flight tickets
SWISS
23 Sept
LGW18:35London Gatwick
15h 30m
1 stop
SIN17:05Singapore Changi
8 Oct
SIN23:20Singapore Changi
25h 35m
1 stop
LGW17:55London Gatwick
€519
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SWISS
16 Sept
LGW18:35London Gatwick
15h 30m
1 stop
SIN17:05Singapore Changi
23 Sept
SIN23:20Singapore Changi
25h 30m
1 stop
LGW17:50London Gatwick
€538
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SWISS
3 Nov
LGW18:40London Gatwick
15h 20m
1 stop
SIN18:00Singapore Changi
17 Nov
SIN00:05Singapore Changi
25h 45m
1 stop
LGW17:50London Gatwick
€542
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Gulf Air flights from London Gatwick Airport to Southeast Asia

Our best Gulf Air deals on London Gatwick Airport to Southeast Asia flight tickets
Gulf Air
7 Sept
LGW11:25London Gatwick
17h 55m
1 stop
SIN12:20Singapore Changi
23 Sept
SIN20:00Singapore Changi
17h 55m
1 stop
LGW06:55London Gatwick
€531
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Gulf Air
28 Sept
LGW11:25London Gatwick
17h 55m
1 stop
SIN12:20Singapore Changi
14 Oct
SIN20:00Singapore Changi
17h 55m
1 stop
LGW06:55London Gatwick
€567
Find similar
Gulf Air
21 Jan
LGW10:35London Gatwick
17h 55m
1 stop
SIN12:30Singapore Changi
26 Feb
SIN20:25Singapore Changi
17h 55m
1 stop
LGW06:20London Gatwick
€569
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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 13,528 searches. Data last updated 2 August 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

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Wed 22/10

12:35-06:50

1 stop35h 15m

Singapore Changi

Tue 18/11

17:50-06:55

1 stop21h 05m

€484

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 23/9

18:35-17:05

1 stop15h 30m

Singapore Changi

Sun 5/10

23:20-17:50

1 stop25h 30m

€519

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 7/9

11:25-12:20

1 stop17h 55m

Singapore Changi

Tue 23/9

20:00-06:55

1 stop17h 55m

€531

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 16/9

18:35-17:05

1 stop15h 30m

Singapore Changi

Tue 23/9

23:20-17:50

1 stop25h 30m

€538

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 28/9

11:25-12:20

1 stop17h 55m

Singapore Changi

Tue 14/10

20:00-06:55

1 stop17h 55m

€567

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Thu 11/9

05:20-17:55

1 stop29h 35m

Singapore Changi

Fri 26/9

10:15-22:20

1 stop19h 05m

€585

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 14/9

14:00-17:55

1 stop20h 55m

Singapore Changi

Mon 29/9

23:10-12:50

1 stop20h 40m

€602

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Thu 11/12

08:05-03:20

1 stop35h 15m

Singapore Changi

Sun 28/12

02:45-22:15

1 stop27h 30m

€637

LondonDenpasar

LGW - DPS

LGWDPS

London Gatwick

Sun 7/12

06:25-10:10

2 stops43h 45m

Denpasar Bali Ngurah Rai

Thu 11/12

19:05-16:10

2 stops29h 05m

€682

LondonDenpasar

LGW - DPS

LGWDPS

London Gatwick

Thu 25/9

15:00-20:05

2 stops22h 05m

Denpasar Bali Ngurah Rai

Wed 1/10

23:45-13:00

2 stops68h 15m

€852

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 €626, are often lower during this time because this is during the off-season. If you’re not able to fly to Southeast Asia in May, then June is your next best option. Flight prices from London Gatwick Airport to Southeast Asia during June average around €652.

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

Fly from London Gatwick to Singapore Changi 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 €780 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 €703 on momondo.

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

There are 1 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

Best price found

€261

Fastest flight time

12h 55m

Direct flights

Every day

Airports in Southeast Asia

3 airports
The best one-way flight to Southeast Asia from London Gatwick Airport in the past 72 hours is €261. The best return flight deal from London Gatwick Airport to Southeast Asia found on momondo in the last 72 hours is €484.
The fastest flight from London Gatwick Airport to Southeast Asia takes 12h 55m
Direct flights go from London Gatwick Airport to Southeast Asia every day.
There are 3 airports near Southeast Asia: Denpasar Bali Ngurah Rai (DPS), Yangon Mingaladon (RGN), Singapore Changi (SIN)
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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 refresh daily.

  • 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 travel and health documents required for your trip to Southeast Asia 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 licence, and a passport valid for six-months after you plan to arrive at Southeast Asia. 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 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?

Flights from London to Southeast Asia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for London to Southeast Asia 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 London to Southeast Asia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Southeast Asia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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