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Cheap flights from Thailand to London from £144

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Thailand to London

Keep the following information in mind while searching for Thailand to London flight deals. Data was last updated 4 July 2025.

Round-trip from

£511

One-way from

£144

Popular in

January

Cheapest in

October

Average price

£692

Good round-trip deal

£131 or less

Good one-way deal

£189 or less
China Southern
  • China Southern
  • 6/8-14/8
  • 2 total stops
  • 43h 40m total
  • Thailand to London
Search Deals
27/10
  • 27/10
  • 1 total stop
  • 19h 10m total
  • Thailand to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Thailand to London (LON).
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Price to beat on a one-way flight from Thailand to London (LON).
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Find flight deals from Thailand to London

Cheapest flights from Thailand to London
Explore the most affordable flight options available from Thailand to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Wed 6/823:30HKT - LHR
1 stop25h 30mChina Southern
Thu 14/822:10LHR - HKT
1 stop18h 10mChina Southern
Deal found 3/7£511
Fri 3/1009:10HKT - LHR
1 stop16h 00mMultiple Airlines
Wed 22/1022:00LHR - HKT
2 stops27h 40mMultiple Airlines
Deal found 3/7£532
Thu 24/702:10BKK - LGW
1 stop19h 00mChina Eastern
Fri 1/818:40LGW - BKK
1 stop17h 25mChina Eastern
Deal found 3/7£565
Mon 8/921:05BKK - LHR
1 stop26h 45mMultiple Airlines
Sun 14/922:10LHR - BKK
1 stop21h 20mMultiple Airlines
Deal found 2/7£566
Mon 4/808:40BKK - LGW
1 stop28h 00mQatar Airways
Wed 17/914:55LGW - BKK
1 stop16h 30mQatar Airways
Deal found 3/7£566
Sun 27/719:00BKK - LGW
1 stop17h 50mChina Southern
Mon 11/812:00LGW - BKK
1 stop16h 20mChina Southern
Deal found 3/7£566
Tue 4/1118:05BKK - LHR
1 stop31h 10mChina Southern
Fri 21/1121:30LHR - BKK
2 stops29h 40mChina Southern
Deal found 2/7£568
Wed 16/719:00BKK - LGW
1 stop18h 05mMultiple Airlines
Wed 26/1106:35LGW - BKK
2 stops17h 45mMultiple Airlines
Deal found 2/7£568
Mon 7/701:30BKK - LGW
1 stop35h 05mAir China
Sat 19/712:35LGW - BKK
1 stop29h 35mAir China
Deal found 3/7£569
Sat 26/717:10BKK - LTN
2 stops35h 35mMultiple Airlines
Wed 27/806:00LTN - BKK
2 stops23h 20mMultiple Airlines
Deal found 2/7£569
Sat 26/704:40BKK - LGW
1 stop16h 45mTurkmenistan Airlines
Sat 27/916:55LGW - BKK
1 stop14h 10mTurkmenistan Airlines
Deal found 3/7£569
Tue 8/719:40BKK - LHR
1 stop25h 40mGulf Air
Sat 12/722:05LHR - BKK
1 stop29h 50mGulf Air
Deal found 2/7£570

Cheapflights Fare Finder

Customise your flight search to find flights from Thailand to London 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 4 July 2025.
Use the filters below to find and compare flights from Thailand to London that are best for you.

Fly from

Thailand

Fly to

London

Route

Depart

Return

Price

Phuket CityLondon

HKT - LHR

HKTLHR

Phuket City

Wed 6/8

23:30-19:00

1 stop25h 30m

London Heathrow

Thu 14/8

22:10-22:20

1 stop18h 10m

£511

Phuket CityLondon

HKT - LHR

HKTLHR

Phuket City

Fri 3/10

09:10-19:10

1 stop16h 00m

London Heathrow

Wed 22/10

22:00-07:40

2 stops27h 40m

£532

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Thu 24/7

02:10-15:10

1 stop19h 00m

London Gatwick

Fri 1/8

18:40-18:05

1 stop17h 25m

£565

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sat 26/7

04:40-15:25

1 stop16h 45m

London Gatwick

Sat 27/9

16:55-13:05

1 stop14h 10m

£566

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 8/9

21:05-17:50

1 stop26h 45m

London Heathrow

Sun 14/9

22:10-01:30

1 stop21h 20m

£566

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sun 27/7

19:00-06:50

1 stop17h 50m

London Gatwick

Mon 11/8

12:00-10:20

1 stop16h 20m

£566

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 4/11

18:05-18:15

1 stop31h 10m

London Heathrow

Fri 21/11

21:30-10:10

2 stops29h 40m

£568

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Wed 16/7

19:00-07:05

1 stop18h 05m

London Gatwick

Wed 26/11

06:35-07:20

2 stops17h 45m

£568

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Fri 10/10

19:35-06:35

1 stop17h 00m

London Gatwick

Fri 24/10

12:35-18:10

1 stop23h 35m

£570

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 22/7

21:55-18:40

1 stop26h 45m

London Heathrow

Tue 5/8

21:20-20:55

1 stop17h 35m

£570

Flights are sorted by cheapest return flights first.

Deals found on 4/7

Showing 1-10 of 60 results
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6

Best time to book a flight from Thailand to London

Have a flexible travel schedule? Discover the best time to fly to London from Thailand 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 Thailand to London

What is the cheapest month to book a flight from Thailand to London?

Currently, January is the cheapest month in which you can book a flight from Thailand to London (average of £112). Flying from Thailand to London in August is currently the most expensive (average of £164). 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 TH to LON?

Find hourly flight availability from Thailand to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

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

Weekly flight availability from Thailand to London

Explore weekly flight availability from Thailand to London. 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 4 July 2025.

The most flights from TH0 to LON are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 4 July 2025.
See what other customers who have flown with Korean Air, China Airlines, andHainan Airlines from Thailand to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,100 reviews
Check prices

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very Good
1,100 reviews
Korean Air
8.4
Very Good
1,100 reviews
Check prices

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
China Airlines
8.3
Very Good
744 reviews
Korean Air
8.4
Very Good
1,100 reviews
Check prices

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Hainan Airlines
8.2
Very Good
41 reviews
Korean Air
8.4
Very Good
1,100 reviews
Check prices

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very Good
451 reviews
Korean Air
8.4
Very Good
1,100 reviews
Check prices

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Thailand to London. 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 Thailand to London one-way?

    For one-way options, check prices for Oman Air. According to our data, you can fly for as low as £168. Users have also found prices from £240 and £241 on Singapore Airlines and China Southern, respectively.

  • What are the most popular routes from Thailand to London?

    While some choose either Bangkok Suvarnabhumi - London Stansted or Bangkok Suvarnabhumi - London Gatwick, Bangkok Suvarnabhumi - London Heathrow is the most popular route from Thailand to London.

  • What are the most reliable airlines from Thailand to London?

    The top 3 most reliable airlines when flying from Thailand to London are EVA Air (58%), Thai Airways (58%) and Air Canada (58%).

  • What are the cheapest flights from Thailand to London?

    Looking at all options, your cheapest flight can be booked for £285. While the most popular route (Bangkok Suvarnabhumi - London Heathrow) can be booked for £514 on average our data indicates £1,173 when flying from Thailand to London.

  • Can I find deals for flights from Thailand to London that include hotel bookings?

    Yes. In addition to deals on Thailand to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to London.

  • Can I find deals for business class flights from Thailand to London?

    Yes. Cheapflights offers flight deals from Thailand to London 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 Thailand to London?

    Currently, January is the cheapest month in which you can book a flight from Thailand to London (average of £112). Flying from Thailand to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Thailand?

Book flights to Thailand if you plan to visit one of these locations
Hounslow
Croydon
Milton Keynes
Deal
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Hayes
Folkestone
Southend-on-Sea
Watford
Ipswich
Winchester
Maidstone
Guildford
Chichester

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 Thailand to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Thailand to London

Discover the top 10 airlines that operate flights from Thailand to London. 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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£234Average£481FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£442Average£523FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest£455Average£578FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Kuwait AirwaysCheapest£503Average£585FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Singapore AirlinesCheapest£532Average£614FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Turkish AirlinesCheapest£547Average£591FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Austrian AirlinesCheapest£549Average£666FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
SWISSCheapest£549Average£648FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Malaysia AirlinesCheapest£550Average£576FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Vietnam AirlinesCheapest£564Average£584FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines 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 Thailand to London?

Cheapflights helps you search for flights from Thailand to London 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 Thailand to London?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Thailand to London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Thailand to London with no change fees?

Yes, we can. To see specific flights from Thailand to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Thailand to London become cheaper?

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

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