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Cheap flights from London Gatwick Airport to Southeast Asia from $499

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BKK
7 Mar — 14 Mar1
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 5 February 2026.

Sun 12/411:35
LGW
-
BKK
2 stops21h 20m
China Eastern
Sun 3/503:00
BKK
-
LGW
2 stops33h 40m
China Eastern
Deal found 2/2$786
Wed 20/518:25
LGW
-
BKK
2 stops38h 30m
China Eastern
Fri 22/502:10
BKK
-
LGW
1 stop18h 50m
China Eastern
Deal found 2/2$790
Tue 14/411:35
LGW
-
BKK
2 stops21h 20m
China Eastern
Sat 2/520:50
BKK
-
LGW
2 stops39h 50m
China Eastern
Deal found 4/2$791
Sun 7/611:35
LGW
-
BKK
3 stops26h 15m
China Eastern
Mon 8/621:55
BKK
-
LGW
1 stop23h 05m
China Eastern
Deal found 3/2$793
Tue 19/518:00
LGW
-
HKT
2 stops42h 00m
China Eastern
Thu 21/523:05
HKT
-
LGW
1 stop37h 35m
China Eastern
Deal found 4/2$797
Wed 11/1117:00
LGW
-
BKK
2 stops38h 55m
China Eastern
Fri 13/1101:55
BKK
-
LGW
1 stop19h 05m
China Eastern
Deal found 4/2$797
Wed 11/310:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Sat 14/310:45
BKK
-
LGW
1 stop34h 15m
China Eastern
Deal found 1/2$798
Mon 16/310:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Tue 17/319:05
BKK
-
LGW
1 stop18h 25m
China Eastern
Deal found 2/2$800
Mon 9/310:30
LGW
-
BKK
1 stop22h 25m
China Eastern
Tue 16/619:10
BKK
-
LGW
1 stop25h 50m
China Eastern
Deal found 4/2$803
Mon 9/310:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Sun 14/602:10
BKK
-
LGW
1 stop19h 00m
China Eastern
Deal found 4/2$804
Mon 16/310:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Thu 24/1207:50
BKK
-
LGW
3 stops37h 10m
China Eastern
Deal found 2/2$810
Mon 18/518:05
LGW
-
HKT
1 stop22h 40m
China Eastern
Thu 21/523:05
HKT
-
LGW
1 stop37h 35m
China Eastern
Deal found 4/2$830

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 5 February 2026.

Round-trip from

$786

One-way from

$499

Popular in

July

Cheapest in

May

Average price

$1,185
China Eastern
  • China Eastern
  • 12/4-3/5
  • 4 total stops
  • 55h 00m total
  • London to Southeast Asia
Search Deals
China Eastern
  • China Eastern
  • 17/3
  • 1 total stop
  • 28h 30m total
  • London to Southeast Asia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($229 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($51 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 647,157 searches. Data last updated 5 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

Gatwick

Fly to

Southeast Asia

Route

Depart

Return

Price

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 19/5

18:00-18:00

2 stops42h 00m

Phuket City

Thu 21/5

00:20-06:40

1 stop36h 20m

$797

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 11/3

10:30-12:20

1 stop18h 50m

Bangkok Suvarnabhumi

Sat 14/3

10:45-14:00

1 stop34h 15m

$798

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Mon 18/5

18:05-22:45

1 stop22h 40m

Phuket City

Thu 21/5

23:05-06:40

1 stop37h 35m

$830

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Sun 8/3

10:30-22:45

1 stop29h 15m

Phuket City

Thu 26/3

00:05-06:30

1 stop37h 25m

$868

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 4/3

10:30-15:55

1 stop22h 25m

Bangkok Suvarnabhumi

Fri 29/5

11:50-15:00

1 stop33h 10m

$871

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 17/3

10:30-22:00

1 stop28h 30m

Phuket City

Mon 23/3

00:05-14:00

1 stop20h 55m

$872

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Wed 18/3

10:30-22:00

1 stop28h 30m

Phuket City

Tue 24/3

00:05-06:30

1 stop37h 25m

$872

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Thu 19/3

10:30-22:45

1 stop29h 15m

Phuket City

Tue 24/3

00:05-14:00

1 stop20h 55m

$872

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 10/3

10:30-18:15

2 stops24h 45m

Phuket City

Thu 19/3

00:05-14:00

1 stop20h 55m

$878

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Mon 2/3

10:30-14:35

1 stop21h 05m

Phuket City

Mon 9/3

19:35-06:30

2 stops41h 55m

$878

Flights are sorted by cheapest return flights first.

Deals found on 5/2

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, May is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of $644). Flying from London Gatwick Airport to Southeast Asia in July is currently the most expensive (average of $957). 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 5 February 2026.

It’s optimal to fly from London Gatwick Airport to Southeast Asia in the evening. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from London Gatwick Airport to Southeast Asia

Explore weekly flight availability from Gatwick to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 5 February 2026.

The most flights from LGW to zzYJX are scheduled on a Tuesday (3 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

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 42h. China Eastern provides one of the quickest options available for as low as $797. London Gatwick Airport and Southeast Asia are separated by a distance of 9885 km.

  • 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 - Bangkok Suvarnabhumi. You may also consider London Gatwick - Denpasar Bali Ngurah Rai or London Gatwick - Phuket City.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Gatwick Airport to Southeast Asia on time: Iberia (88%), British Airways (88%), Norse Atlantic UK (46%).

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

    Looking for the cheapest flight from London Gatwick Airport to Southeast Asia? While on average our users pay $974, our data indicates the cheapest price to be $832. The most popular route (London Gatwick - Bangkok Suvarnabhumi), is priced around $1,584.

  • 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 $644). Flying from London Gatwick Airport to Southeast Asia in July is currently the most expensive (average of $957). 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

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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.
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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