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Cheap flights from Thailand to London from £172

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

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 14 November 2025.

Round-trip from

£421

One-way from

£172

Popular in

January

Cheapest in

November

Average price

£652

Good round-trip deal

£146 or less

Good one-way deal

£159 or less
China Eastern
  • China Eastern
  • 22/12-9/1
  • 4 total stops
  • 60h 30m total
  • Thailand to London
Search Deals
8/12
  • 8/12
  • 2 total stops
  • 31h 15m total
  • Thailand to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Thailand to London (LON).
Search Deals
Price to beat on a one-way flight from Thailand to London (LON).
Search Deals

Find flight deals from Thailand to London

Enter your travel dates to find the best prices.

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 14 November 2025.

Mon 22/1216:25CNX - LGW
2 stops21h 05mChina Eastern
Fri 9/117:00LGW - CNX
2 stops39h 25mChina Eastern
Deal found 12/11£421
Sun 16/1116:25CNX - LHR
2 stops32h 05mChina Eastern
Thu 4/1221:00LHR - CNX
2 stops35h 25mChina Eastern
Deal found 11/11£443
Tue 23/1222:50CNX - LGW
1 stop26h 40mMultiple Airlines
Fri 9/111:05LGW - CNX
2 stops22h 55mMultiple Airlines
Deal found 12/11£498
Tue 23/1222:50CNX - LGW
1 stop26h 40mMultiple Airlines
Sun 11/117:00LGW - CNX
1 stop20h 05mMultiple Airlines
Deal found 12/11£498
Tue 23/1222:50CNX - LGW
1 stop26h 40mMultiple Airlines
Mon 12/111:05LGW - CNX
2 stops22h 55mMultiple Airlines
Deal found 12/11£499
Tue 23/1222:50CNX - LGW
1 stop26h 40mMultiple Airlines
Tue 13/110:30LGW - CNX
2 stops25h 20mMultiple Airlines
Deal found 12/11£500
Tue 23/1222:50CNX - LGW
1 stop26h 40mMultiple Airlines
Wed 7/110:30LGW - CNX
2 stops25h 20mMultiple Airlines
Deal found 12/11£508
Wed 24/1208:05CNX - LGW
1 stop17h 25mMultiple Airlines
Sun 11/117:00LGW - CNX
1 stop20h 05mMultiple Airlines
Deal found 12/11£508
Wed 24/1208:05CNX - LGW
1 stop17h 25mMultiple Airlines
Mon 12/111:05LGW - CNX
2 stops22h 55mMultiple Airlines
Deal found 12/11£509
Mon 17/1118:40BKK - LTN
3 stops35h 30mMultiple Airlines
Wed 3/1214:30LTN - BKK
2 stops35h 50mMultiple Airlines
Deal found 12/11£510
Wed 26/1104:35BKK - LGW
1 stop19h 20mMultiple Airlines
Wed 3/1210:30LGW - BKK
1 stop19h 20mMultiple Airlines
Deal found 13/11£510
Wed 24/1208:05CNX - LGW
1 stop17h 25mMultiple Airlines
Sat 10/110:30LGW - CNX
2 stops25h 20mMultiple Airlines
Deal found 12/11£511

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 14 November 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

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Mon 22/12

16:25-06:30

2 stops21h 05m

London Gatwick

Fri 9/1

17:00-15:25

2 stops39h 25m

£421

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Mon 22/12

16:25-06:30

2 stops21h 05m

London Gatwick

Sat 10/1

10:30-15:25

2 stops21h 55m

£421

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 23/12

16:25-06:30

2 stops21h 05m

London Gatwick

Sat 10/1

10:30-15:25

2 stops21h 55m

£421

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 23/12

22:50-18:30

1 stop26h 40m

London Gatwick

Fri 9/1

11:05-17:00

2 stops22h 55m

£498

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 23/12

22:50-18:30

1 stop26h 40m

London Gatwick

Mon 12/1

11:05-17:00

2 stops22h 55m

£499

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 23/12

22:50-18:30

1 stop26h 40m

London Gatwick

Tue 13/1

10:30-18:50

2 stops25h 20m

£500

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Wed 24/12

08:05-18:30

1 stop17h 25m

London Gatwick

Fri 9/1

11:05-17:00

2 stops22h 55m

£508

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Wed 24/12

08:05-18:30

1 stop17h 25m

London Gatwick

Sun 11/1

17:00-20:05

1 stop20h 05m

£508

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Wed 24/12

08:05-18:30

1 stop17h 25m

London Gatwick

Mon 12/1

11:05-17:00

2 stops22h 55m

£509

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Tue 3/3

08:50-06:40

1 stop28h 50m

London Heathrow

Fri 13/3

19:20-06:05

1 stop27h 45m

£529

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from Thailand to London (average of £242). Flying from Thailand to London in January is currently the most expensive (average of £563). 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 14 November 2025.

When flying from Thailand to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight in the evening.

What is the cheapest day to fly from Thailand to London?

Use this chart to determine the cheapest time to fly return from Thailand to London. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Thailand to London flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 14 November 2025.

The most flights from TH0 to LON are scheduled on a Monday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 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 14 November 2025.
See what other customers who have flown with EVA Air, Emirates, andThai Airways 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.
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very Good
1,276 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Emirates
8.1
Very Good
3,410 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Thai Airways
7.8
Good
361 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Qatar Airways
7.4
Good
3,663 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
China Eastern
7.2
Good
177 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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.

  • How long is the flight from Thailand to London?

    There are many flights that can get you from Thailand to London in 21h 05m. Fly via China Eastern, Etihad Airways, or IndiGo to get the fastest option. There are 5594 mi between Thailand and London. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Thailand to London one-way?

    For one-way options, check prices for Norse Atlantic UK. According to our data, you can fly for as low as £179. Users have also found prices from £188 and £193 on Etihad Airways and China Eastern, respectively.

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

    While some choose either Bangkok Suvarnabhumi - London Gatwick or Bangkok Suvarnabhumi - London Stansted, 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 Air Canada (91%), Thai Airways (74%) and EVA Air (65%).

  • What are the cheapest flights from Thailand to London?

    Looking at all options, your cheapest flight can be booked for £335. While the most popular route (Bangkok Suvarnabhumi - London Heathrow) can be booked for £465 on average, our data indicates £863 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, March is the cheapest month in which you can book a flight from Thailand to London (average of £242). Flying from Thailand to London in January is currently the most expensive (average of £563). 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 London?

Book flights to London if you plan to visit one of these locations
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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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£242Average£529FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air IndiaCheapest£355Average£664FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Austrian AirlinesCheapest£462Average£682FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
China EasternCheapest£464Average£623FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
SAUDIACheapest£485Average£565FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Kuwait AirwaysCheapest£522Average£599FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Air ChinaCheapest£522Average£560FlexibilityNo cancel feeOn-time67%
Search Air China flights
Turkish AirlinesCheapest£567Average£597FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SWISSCheapest£569Average£715FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Malaysia AirlinesCheapest£570Average£594FlexibilityNo cancel feeOn-time67%
Search Malaysia 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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