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Cheap flights from Thailand to London from ฿7,005

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
24 Jan — 31 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 25 December 2025.

Mon 29/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Mon 12/111:25LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Deal found 22/12฿19,589
Sun 28/1219:10BKK - LHR
2 stops29h 45mไห่หนานแอร์ไลน์
Mon 5/121:00LHR - BKK
2 stops30h 05mไห่หนานแอร์ไลน์
Deal found 25/12฿19,620
Sat 27/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Sat 3/115:40LGW - BKK
1 stop14h 25mMultiple Airlines
Deal found 24/12฿19,682
Tue 23/1219:30BKK - LGW
1 stop17h 05mMultiple Airlines
Tue 13/110:30LGW - BKK
1 stop18h 50mMultiple Airlines
Deal found 22/12฿20,085
Sat 27/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Mon 12/113:05LGW - BKK
2 stops49h 00mMultiple Airlines
Deal found 24/12฿20,116
Wed 24/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Wed 31/1217:00LGW - BKK
2 stops40h 05mMultiple Airlines
Deal found 23/12฿20,240
Sat 27/1219:10BKK - LHR
1 stop29h 45mไห่หนานแอร์ไลน์
Mon 12/121:00LHR - BKK
2 stops30h 05mไห่หนานแอร์ไลน์
Deal found 24/12฿20,674
Thu 25/1222:05BKK - LHR
1 stop26h 40mMultiple Airlines
Wed 14/119:45LHR - BKK
1 stop31h 20mMultiple Airlines
Deal found 25/12฿21,325
Sun 28/1209:15BKK - LHR
1 stop17h 40mMultiple Airlines
Sun 11/121:00LHR - BKK
1 stop21h 55mMultiple Airlines
Deal found 25/12฿21,387
Sat 27/1210:10BKK - STN
2 stops32h 20mMultiple Airlines
Mon 12/120:00STN - BKK
2 stops33h 20mMultiple Airlines
Deal found 24/12฿21,573
Sat 27/1211:10BKK - LHR
1 stop37h 45mMultiple Airlines
Fri 9/107:55LHR - BKK
3 stops34h 10mMultiple Airlines
Deal found 25/12฿21,821
Sat 27/1212:45BKK - LHR
1 stop27h 35mMultiple Airlines
Mon 12/115:35LHR - BKK
1 stop16h 50mMultiple Airlines
Deal found 24/12฿22,224

Find flight deals from Thailand to London

Keep the following information in mind while searching for Thailand to London flight deals. Data was last updated 25 December 2025.

Round-trip from

฿19,248

One-way from

฿7,005

Popular in

January

Cheapest in

November

Average price

฿27,276

Good round-trip deal

฿22,307 or less

Good one-way deal

฿7,755 or less
China Eastern
  • China Eastern
  • 22/1-4/2
  • 2 total stops
  • 47h 10m total
  • Thailand to London
Search Deals
ไห่หนานแอร์ไลน์
  • ไห่หนานแอร์ไลน์
  • 24/3
  • 1 total stop
  • 36h 10m total
  • Thailand to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (฿20,613 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿9,205 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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

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 17,341 searches. Data last updated 25 December 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 - LHR

CNXLHR

Chiang Mai

Thu 22/1

08:50-06:40

1 stop28h 50m

London Heathrow

Wed 4/2

21:00-22:20

1 stop18h 20m

฿19,248

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Sun 22/2

17:10-14:50

3 stops28h 40m

London Stansted

Thu 26/2

06:10-14:30

2 stops25h 20m

฿19,744

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 5/3

08:50-18:10

1 stop16h 20m

London Heathrow

Wed 18/3

17:40-21:50

1 stop21h 10m

฿20,550

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Wed 21/1

03:20-13:05

1 stop16h 45m

London Stansted

Thu 12/2

08:05-10:10

1 stop19h 05m

฿21,604

Phuket CityLondon

HKT - LHR

HKTLHR

Phuket City

Thu 29/1

22:05-21:50

2 stops30h 45m

London Heathrow

Thu 26/2

07:40-11:30

2 stops20h 50m

฿21,852

Phuket CityLondon

HKT - LHR

HKTLHR

Phuket City

Thu 29/1

11:05-17:45

1 stop37h 40m

London Heathrow

Thu 26/2

21:10-21:45

1 stop17h 35m

฿23,402

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Thu 22/1

10:05-14:00

2 stops34h 55m

London Gatwick

Wed 4/2

17:00-09:05

2 stops33h 05m

฿23,494

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Wed 11/3

12:30-18:30

Nonstop13h 00m

London Gatwick

Sun 15/3

16:10-10:25

Nonstop11h 15m

฿24,114

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 3/6

03:15-15:05

1 stop17h 50m

London Heathrow

Thu 2/7

14:45-23:50

1 stop27h 05m

฿24,548

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Tue 3/3

08:50-06:40

1 stop28h 50m

London Heathrow

Fri 13/3

13:55-06:10

1 stop33h 15m

฿24,827

Flights are sorted by cheapest return flights first.

Deals found on 24/12

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, December is the cheapest month in which you can book a flight from Thailand to London (average of ฿8,307). Flying from Thailand to London in January is currently the most expensive (average of ฿22,968). 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 25 December 2025.

One of the essential ways to save on airfare from Thailand to London is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 15% on airfare.

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 Wednesday at midday when fares are most often at their lowest. Sunday 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 25 December 2025.

The most flights from TH0 to LON are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Thailand to London delayed?

About 14% of weekly flights between Thailand and London have experienced delays in the past year, with the average delay time being 98 minutes.

What is the most punctual flight time for Thailand to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Thailand to London flights?

Over the past year, บริติชแอร์เวย์ have had the lowest number of delays on this route, with just 5% of flights being delayed.

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 25 December 2025.
Read reviews from past customers who have flown with EVA Air, Emirates, andThai Airways from Thailand to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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
8.5
Very Good
1,299 reviews
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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
3,444 reviews
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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
371 reviews
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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
183 reviews
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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.
บริติชแอร์เวย์
6.7
Okay
7,615 reviews
EVA Air
8.5
Very Good
1,299 reviews
Check prices

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

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?

    For as low as ฿24,114, IndiGo can have you in London from Thailand in 13h. The distance between Thailand and London is about 9563 km. 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 Thailand to London one-way?

    To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at ฿5,402. เอทิฮัดแอร์เวย์ flights start at ฿6,401 while deals on สแกนดอเนเวียนแอร์ไลน์ start at ฿6,724 one-way.

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

    The most popular route from Thailand to London is Bangkok Suvarnabhumi - London Heathrow. You may also consider Bangkok Suvarnabhumi - London Gatwick or Bangkok Suvarnabhumi - London Stansted.

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

    No one likes to see their flight delayed. When booking a flight from Thailand to London consider choosing แอร์แคนาดา(97%), Thai Airways(92%) or EVA Air(89%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Thailand to London?

    The cheapest flight price from Thailand to London is ฿14,210. On average you can expect to pay ฿55,544. The most popular route, (Bangkok Suvarnabhumi - London Heathrow), can usually be booked for ฿18,535.

  • 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, December is the cheapest month in which you can book a flight from Thailand to London (average of ฿8,307). Flying from Thailand to London in January is currently the most expensive (average of ฿22,968). 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
Brentford
Waterlooville

Browse thousands of different options on Cheapflights for your next trip

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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 17,341 searches. Data last updated 25 December 2025.
AirlineCheapestAverageFlexibilityOn-time
คูเวตแอร์เวย์Cheapest฿13,163Average฿25,213FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
China EasternCheapest฿15,341Average฿25,002FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
ลุฟท์ฮันซ่าCheapest฿19,402Average฿28,057FlexibilityNo cancel feeOn-time76%
Search ลุฟท์ฮันซ่า flights
China SouthernCheapest฿19,994Average฿22,060FlexibilityNo cancel feeOn-time69%
Search China Southern flights
FinnairCheapest฿20,050Average฿26,215FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Malaysia AirlinesCheapest฿22,195Average฿24,520FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
เอทิฮัดแอร์เวย์Cheapest฿22,397Average฿28,381FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
เตอร์กิชแอร์ไลน์Cheapest฿23,299Average฿24,718FlexibilityNo cancel feeOn-time77%
Search เตอร์กิชแอร์ไลน์ flights
Cathay PacificCheapest฿24,539Average฿27,449FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์Cheapest฿24,551Average฿27,023FlexibilityNo cancel feeOn-time79%
Search สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Thailand today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Thailand to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Thailand to London.

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

Certainly. Search results for flights to London from Thailand shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Thailand today and book when prices fit your budget.

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