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Cheap flights from London Gatwick Airport to Southeast Asia from $598

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BKK
1 Apr — 8 Apr1
1 adult

Cheap 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 27 March 2025.

Round-trip from

$928

One-way from

$598

Popular in

December

Cheapest in

May

Average price

$1,316
11/5-18/5
  • 11/5-18/5
  • 4 total stops
  • 81h 15m total
  • London to Southeast Asia
Search Deals
15/4
  • 15/4
  • 1 total stop
  • 15h 55m total
  • London to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($183 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($72 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Gatwick to Southeast Asia

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 27 March 2025.

Sun 11/507:15LGW - BKK
2 stops44h 35mMultiple Airlines
Sun 18/516:15BKK - LGW
2 stops36h 40mMultiple Airlines
Deal found 26/3$928
Tue 24/615:00LGW - BKK
1 stop16h 45mSAUDIA
Fri 18/701:50BKK - LGW
1 stop17h 10mSAUDIA
Deal found 27/3$934
Thu 3/715:00LGW - KUL
1 stop26h 35mSAUDIA
Fri 11/702:15KUL - LGW
1 stop17h 45mSAUDIA
Deal found 26/3$980
Sun 11/507:15LGW - KUL
2 stops39h 45mMultiple Airlines
Sun 18/522:30KUL - LGW
2 stops31h 25mMultiple Airlines
Deal found 27/3$985
Tue 6/511:35LGW - HKT
2 stops30h 05mMultiple Airlines
Thu 22/522:15HKT - LGW
2 stops22h 55mMultiple Airlines
Deal found 26/3$1,054
Tue 6/511:35LGW - HKT
1 stop28h 25mChina Eastern
Wed 21/500:20HKT - LGW
1 stop20h 40mChina Eastern
Deal found 26/3$1,067
Wed 3/1216:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Wed 17/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 27/3$1,104
Wed 24/918:35LGW - DPS
2 stops22h 30mSWISS
Mon 13/1013:05DPS - LGW
2 stops35h 45mSWISS
Deal found 27/3$1,107
Thu 12/610:55LGW - KUL
1 stop15h 15mTurkish Airlines
Thu 26/623:45KUL - LGW
1 stop17h 10mTurkish Airlines
Deal found 27/3$1,148
Tue 24/605:20LGW - BKK
1 stop17h 55mTurkish Airlines
Tue 22/706:45BKK - LGW
1 stop21h 35mTurkish Airlines
Deal found 27/3$1,148
Wed 28/511:25LGW - BKK
1 stop16h 30mGulf Air
Tue 17/619:40BKK - LGW
1 stop17h 15mGulf Air
Deal found 25/3$1,153
Tue 20/518:35LGW - BKK
1 stop33h 10mSWISS
Sat 7/612:50BKK - LGW
1 stop35h 00mSWISS
Deal found 26/3$1,154

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 27 March 2025.
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

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 11/5

07:15-09:50

2 stops44h 35m

Bangkok Suvarnabhumi

Sun 18/5

16:15-22:55

2 stops36h 40m

$928

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 24/6

15:00-13:45

1 stop16h 45m

Bangkok Suvarnabhumi

Fri 18/7

01:50-13:00

1 stop17h 10m

$934

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Thu 3/7

15:00-00:35

1 stop26h 35m

Kuala Lumpur Intl

Sat 12/7

02:15-13:00

1 stop17h 45m

$980

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Sun 11/5

07:15-06:00

2 stops39h 45m

Kuala Lumpur Intl

Sun 18/5

22:30-22:55

2 stops31h 25m

$985

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 6/5

11:35-23:40

2 stops30h 05m

Phuket City

Thu 22/5

22:15-15:10

2 stops22h 55m

$1,054

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 6/5

11:35-22:00

1 stop28h 25m

Phuket City

Thu 22/5

23:05-15:10

1 stop22h 05m

$1,067

LondonKuala Lumpur

LGW - KUL

LGWKUL

London Gatwick

Thu 12/6

10:55-09:10

1 stop15h 15m

Kuala Lumpur Intl

Thu 26/6

23:45-09:55

1 stop17h 10m

$1,148

LondonDenpasar

LGW - DPS

LGWDPS

London Gatwick

Tue 23/9

18:35-00:05

2 stops22h 30m

Denpasar Bali Ngurah Rai

Mon 13/10

13:05-17:50

2 stops35h 45m

$1,148

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 24/6

05:20-05:15

1 stop17h 55m

Bangkok Suvarnabhumi

Tue 22/7

06:45-22:20

1 stop21h 35m

$1,148

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 28/5

11:25-09:55

1 stop16h 30m

Bangkok Suvarnabhumi

Tue 17/6

19:40-06:55

1 stop17h 15m

$1,153

Flights are sorted by cheapest return flights first.

Deals found on 27/3

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, February is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of $489). Flying from London Gatwick Airport to Southeast Asia in December is currently the most expensive (average of $911). 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 27 March 2025.

When flying from London Gatwick Airport to Southeast Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 27 March 2025.
Read reviews from past customers who have flown Singapore Airlines, Emirates and SWISS from London to Southeast Asia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,285 reviews
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very Good
3,189 reviews
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
SWISS
7.5
Good
1,570 reviews
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Southern
7.5
Good
94 reviews
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,538 reviews
Singapore Airlines
8.1
Very Good
1,285 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • What are the cheapest airlines to fly from London Gatwick Airport to Southeast Asia one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $645. SAUDIA flights start at $688 while deals on Gulf Air start at $690 one-way.

  • 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 - Kuala Lumpur Intl.

  • 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 $1,431, our data indicates the cheapest price to be $1,431. The most popular route (London Gatwick - Bangkok Suvarnabhumi), is priced around $1,124.

  • 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, February is the cheapest month in which you can book a flight from London Gatwick Airport to Southeast Asia (average of $489). Flying from London Gatwick Airport to Southeast Asia in December is currently the most expensive (average of $911). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Southeast Asia

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

Fly with Cheapflights

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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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