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Cheap flights from London Gatwick Airport to Southeast Asia from €350

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 9/3. 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.
China Eastern Logo
17:00 - 20:25
LGW
-
SIN
19h 25m
1 stop
China Eastern Logo
23:00 - 14:00
SIN
-
LGW
23h 00m
1 stop
€552China Eastern
Wed, 18 Feb - Wed, 18 Mar
China Eastern Logo
10:30 - 17:00
LGW
-
SIN
22h 30m
1 stop
China Eastern Logo
18:00 - 14:00
SIN
-
LGW
28h 00m
1 stop
€553China Eastern
Mon, 2 Mar - Tue, 10 Mar
China Eastern Logo
10:30 - 05:25
LGW
-
SIN
34h 55m
1 stop
China Eastern Logo
23:00 - 14:00
SIN
-
LGW
23h 00m
1 stop
€557China Eastern
Mon, 2 Mar - Mon, 16 Mar
China Eastern Logo
17:00 - 20:25
LGW
-
SIN
19h 25m
1 stop
China Eastern Logo
12:40 - 14:00
SIN
-
LGW
33h 20m
2 stops
€558China Eastern
Tue, 17 Feb - Tue, 17 Mar
China Eastern Logo
10:30 - 20:25
LGW
-
SIN
25h 55m
1 stop
China Eastern Logo
02:30 - 14:10
SIN
-
LGW
43h 40m
3 stops
€559China Eastern
Wed, 18 Mar - Sat, 28 Mar
China Eastern Logo
17:00 - 11:40
LGW
-
SIN
34h 40m
3 stops
China Eastern Logo
00:25 - 14:00
SIN
-
LGW
21h 35m
1 stop
€562China Eastern
Sun, 8 Mar - Thu, 12 Mar
China Eastern Logo
10:30 - 22:00
LGW
-
SIN
27h 30m
1 stop
China Eastern Logo
02:40 - 06:30
SIN
-
LGW
35h 50m
3 stops
€563China Eastern
Sat, 7 Mar - Sun, 8 Mar
China Eastern Logo
10:30 - 02:10
LGW
-
SIN
31h 40m
2 stops
China Eastern Logo
02:30 - 14:00
SIN
-
LGW
43h 30m
3 stops
€564China Eastern
Mon, 2 Mar - Wed, 18 Mar
China Eastern Logo
17:00 - 11:40
LGW
-
SIN
34h 40m
3 stops
China Eastern Logo
12:40 - 14:00
SIN
-
LGW
33h 20m
2 stops
€569China Eastern
Tue, 17 Feb - Wed, 4 Mar
China Eastern Logo
10:30 - 23:55
LGW
-
DPS
29h 25m
1 stop
China Eastern Logo
01:30 - 06:40
DPS
-
LGW
36h 10m
1 stop
€571China Eastern
Sun, 15 Mar - Sun, 29 Mar

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
18 Feb
LGW17:00London Gatwick
19h 25m
1 stop
SIN20:25Singapore Changi
18 Mar
SIN23:00Singapore Changi
23h 00m
1 stop
LGW14:00London Gatwick
€552
China Eastern
17 Feb
LGW17:00London Gatwick
19h 25m
1 stop
SIN20:25Singapore Changi
5 Mar
SIN23:00Singapore Changi
23h 00m
1 stop
LGW14:00London Gatwick
€553
China Eastern
2 Mar
LGW10:30London Gatwick
34h 55m
1 stop
SIN05:25Singapore Changi
16 Mar
SIN23:00Singapore Changi
23h 00m
1 stop
LGW14:00London Gatwick
€557

Turkish Airlines flights from London Gatwick Airport to Southeast Asia

Our best Turkish Airlines deals on London Gatwick Airport to Southeast Asia flight tickets
Turkish Airlines
21 Feb
LGW17:05London Gatwick
32h 55m
1 stop
SIN10:00Singapore Changi
6 Mar
SIN11:40Singapore Changi
18h 55m
1 stop
LGW22:35London Gatwick
€617
Turkish Airlines
21 Feb
LGW17:05London Gatwick
32h 55m
1 stop
SIN10:00Singapore Changi
6 Mar
SIN11:40Singapore Changi
36h 30m
1 stop
LGW16:10London Gatwick
€618
Turkish Airlines
21 Feb
LGW17:05London Gatwick
32h 55m
1 stop
SIN10:00Singapore Changi
8 Mar
SIN10:15Singapore Changi
20h 20m
1 stop
LGW22:35London Gatwick
€618

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 7 February 2026.
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 18/2

17:00-20:25

1 stop19h 25m

Singapore Changi

Wed 18/3

23:00-14:00

1 stop23h 00m

€552

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Mon 2/3

10:30-17:00

1 stop22h 30m

Singapore Changi

Tue 10/3

18:00-14:00

1 stop28h 00m

€553

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Mon 2/3

10:30-05:25

1 stop34h 55m

Singapore Changi

Mon 16/3

23:00-14:00

1 stop23h 00m

€557

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 17/2

17:00-20:25

1 stop19h 25m

Singapore Changi

Tue 17/3

12:40-14:00

2 stops33h 20m

€558

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Wed 18/3

10:30-20:25

1 stop25h 55m

Singapore Changi

Sat 28/3

02:30-14:10

3 stops43h 40m

€559

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 8/3

17:00-11:40

3 stops34h 40m

Singapore Changi

Thu 12/3

00:25-14:00

1 stop21h 35m

€562

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sat 7/3

10:30-22:00

1 stop27h 30m

Singapore Changi

Sun 8/3

02:40-06:30

3 stops35h 50m

€563

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Mon 2/3

10:30-02:10

2 stops31h 40m

Singapore Changi

Wed 18/3

02:30-14:00

3 stops43h 30m

€564

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 17/2

17:00-11:40

3 stops34h 40m

Singapore Changi

Wed 4/3

12:40-14:00

2 stops33h 20m

€568

LondonDenpasar

LGW - DPS

LGWDPS

London Gatwick

Sun 15/3

10:30-23:55

1 stop29h 25m

Denpasar Bali Ngurah Rai

Sun 29/3

01:30-06:40

1 stop36h 10m

€571

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €607, 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 September is your next best option. Flight prices from London Gatwick Airport to Southeast Asia during September average around €624.

What is the cheapest day to depart on your flight to Southeast Asia?

The cheapest day to depart from London Gatwick Airport to Southeast Asia is on a Saturday. Travellers who choose to depart for Southeast Asia on a Saturday will often find tickets for as low as €799. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around €803. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

What is the cheapest time of day to depart on your flight to Southeast Asia?

Our most recent data shows that the best time of day to fly to Southeast Asia is in the afternoon. Flights from London Gatwick Airport to Southeast Asia during this time can be as low as €633. Flights to Southeast Asia are more costly in the evening, with an average ticket price of €794. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 €721 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 €656 on momondo.

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

There are 2 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

12h 50m

Direct flights

Every day

Airports in Southeast Asia

295 airports
The fastest flight from London Gatwick Airport to Southeast Asia takes 12h 50m
Direct flights go from London Gatwick Airport to Southeast Asia every day.
There are 295 airports in Southeast Asia. From London Gatwick Airport there are direct flights to Singapore Changi (SIN).
Search flight deals

  • 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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