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Cheap flights from London Gatwick Airport to Southeast Asia from £266

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BKK
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Southeast Asia

Enter your travel dates to find the best prices.

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 29 April 2026.

Mon 7/920:20
LGW
-
HAN
1 stop33h 35m
Air China
Mon 12/1013:25
HAN
-
LGW
1 stop23h 10m
Air China
Deal found 26/4£374
Wed 23/911:15
LGW
-
HAN
1 stop23h 35m
Air China
Wed 14/1013:25
HAN
-
LGW
1 stop23h 10m
Air China
Deal found 29/4£384
Sun 20/911:15
LGW
-
HAN
1 stop17h 45m
Air China
Sun 11/1013:25
HAN
-
LGW
1 stop23h 20m
Air China
Deal found 27/4£391
Mon 7/920:20
LGW
-
HAN
1 stop33h 35m
Air China
Sun 11/1013:25
HAN
-
LGW
1 stop23h 20m
Air China
Deal found 25/4£401
Mon 21/920:20
LGW
-
HAN
1 stop33h 35m
Air China
Sat 10/1018:15
HAN
-
LGW
1 stop18h 45m
Air China
Deal found 28/4£403
Tue 8/912:35
LGW
-
HAN
1 stop17h 20m
Air China
Mon 12/1013:25
HAN
-
LGW
1 stop23h 10m
Air China
Deal found 24/4£407
Tue 15/915:35
LGW
-
BKK
1 stop15h 00m
Condor
Tue 29/922:35
BKK
-
LGW
1 stop16h 25m
Condor
Deal found 27/4£433
Sat 7/1117:00
LGW
-
BKK
1 stop24h 55m
China Eastern
Fri 20/1104:05
BKK
-
LGW
2 stops33h 25m
China Eastern
Deal found 27/4£434
Thu 4/615:40
LGW
-
BKK
1 stop14h 55m
Condor
Mon 15/622:35
BKK
-
LGW
1 stop16h 25m
Condor
Deal found 29/4£434
Tue 15/918:00
LGW
-
BKK
2 stops25h 20m
China Eastern
Tue 13/1002:10
BKK
-
LGW
1 stop18h 50m
China Eastern
Deal found 27/4£435
Wed 3/610:40
LGW
-
BKK
1 stop17h 05m
Gulf Air
Tue 29/920:15
BKK
-
LGW
1 stop16h 40m
Gulf Air
Deal found 25/4£436
Sun 20/911:35
LGW
-
BKK
1 stop31h 05m
China Eastern
Mon 12/1016:50
BKK
-
LGW
1 stop28h 10m
China Eastern
Deal found 28/4£437

Find 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 29 April 2026.

Round-trip from

£374

One-way from

£266

Popular in

December

Cheapest in

May

Average price

£607
Air China
  • Air China
  • 7/9-12/10
  • 2 total stops
  • 56h 45m total
  • London to Southeast Asia
Search Deals
Air China
  • Air China
  • 21/9
  • 1 total stop
  • 17h 45m total
  • London to Southeast Asia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 858,174 searches. Data last updated 29 April 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

Cheapest return flight
Fastest return journey

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 23/6

15:35-12:35

1 stop15h 00m

Bangkok Suvarnabhumi

Thu 9/7

22:35-09:30

1 stop16h 55m

£475

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Thu 28/5

09:00-14:00

1 stop23h 00m

Phuket City

Mon 29/6

20:30-06:40

1 stop16h 10m

£576

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 21/9

18:00-01:35

2 stops25h 35m

Hanoi Noibai

Sat 10/10

15:45-06:40

2 stops44h 55m

£582

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 19/10

18:00-14:45

3 stops62h 45m

Hanoi Noibai

Thu 22/10

02:35-15:00

2 stops42h 25m

£588

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Fri 11/9

10:40-12:45

1 stop19h 05m

Singapore Changi

Sat 19/9

20:00-06:55

1 stop17h 55m

£600

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sun 25/10

17:00-14:45

2 stops38h 45m

Hanoi Noibai

Thu 12/11

02:45-14:00

1 stop18h 15m

£605

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Wed 13/5

11:35-14:50

1 stop20h 15m

Kuala Lumpur Intl

Thu 11/6

01:55-15:00

1 stop20h 05m

£622

LondonHo Chi Minh City

LGW - SGN

LGWSGN

London Gatwick

Mon 7/9

18:00-01:35

1 stop25h 35m

Ho Chi Minh City

Mon 12/10

02:35-15:00

1 stop18h 25m

£631

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Fri 23/10

10:40-12:45

1 stop19h 05m

Singapore Changi

Sat 7/11

20:00-06:20

1 stop18h 20m

£645

LondonManila

LGW - MNL

LGWMNL

London Gatwick

Sun 13/9

10:40-11:30

1 stop17h 50m

Manila Ninoy Aquino Intl

Tue 29/9

12:45-06:55

1 stop25h 10m

£679

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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

How far ahead should I book a flight from London Gatwick Airport to Southeast Asia?

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Gatwick Airport to Southeast Asia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of £607). Flying from London Gatwick Airport to Southeast Asia in August is currently the most expensive (average of £1,256). 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 29 April 2026.

It’s optimal to fly from London Gatwick Airport to Southeast Asia in the morning. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from London Gatwick Airport to Southeast Asia?

Use this chart to determine the cheapest time to fly return from Gatwick to Southeast Asia. Price data was last updated on 25 April 2026.

Travellers seeking maximum savings on their London Gatwick Airport to Southeast Asia flight should consider departing on Friday mornings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 29 April 2026.
Get a feel of what it's like to fly with Singapore Airlines,Emirates, andQatar Airways from London Gatwick Airport to Southeast Asia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,505 reviews
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Emirates
8.1
Very Good
3,568 reviews
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qatar Airways
7.4
Good
3,724 reviews
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
China Eastern
7.3
Good
209 reviews
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Air China
7.3
Good
148 reviews
Singapore Airlines
8.2
Very Good
1,505 reviews
Check prices

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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?

    There are many flights that can get you from London Gatwick Airport to Southeast Asia in 15h. Fly via Condor, Qatar Airways, or China Eastern to get the fastest option. London Gatwick Airport and Southeast Asia are separated by a distance of 5942 mi. 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?

    For one-way options, check prices for AirAsia X. According to our data, you can fly for as low as £160. Users have also found prices from £232 and £234 on Turkmenistan Airlines and Singapore Airlines, respectively.

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

    Most travelers choose London Gatwick - Bangkok Suvarnabhumi, London Gatwick - Bangkok Don Mueang Intl or London Gatwick - Singapore Changi when deciding on the best route from London Gatwick Airport to Southeast Asia.

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

    No one likes to see their flight delayed. When booking a flight from London Gatwick Airport to Southeast Asia consider choosing Iberia (89%), British Airways (89%) or Norse Atlantic UK (47%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £929 for a flight from London Gatwick Airport to Southeast Asia. The cheapest flight overall is £256 while the most popular route, (London Gatwick - Bangkok Suvarnabhumi) is currently priced at £351.

  • 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, May is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of £607). Flying from London Gatwick Airport to Southeast Asia in August is currently the most expensive (average of £1,256). 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

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Alternative routes for Gatwick to Southeast Asia

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

Top 10 airlines flying from Gatwick to Southeast Asia

Discover the top 10 airlines that operate flights from Gatwick 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 858,174 searches. Data last updated 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£240Average£574FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Turkmenistan AirlinesCheapest£267Average£546FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hahn AirCheapest£272Average£630FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Air ChinaCheapest£340Average£498FlexibilityNo cancel feeOn-time67%
Search Air China flights
Norse Atlantic UKCheapest£346Average£533FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Air IndiaCheapest£371Average£672FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Air ArabiaCheapest£390Average£624FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
SAUDIACheapest£393Average£575FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
CondorCheapest£421Average£527FlexibilityNo cancel feeOn-time76%
Search Condor flights
Gulf AirCheapest£421Average£573FlexibilityNo cancel feeOn-time67%
Search Gulf Air 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 helps you find that perfect flight to Southeast Asia from Gatwick by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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?

Not ready to book yet? You can track prices for flights from Gatwick to Southeast Asia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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