฿7,321+ Cheap flights to London

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals to London

Enter your travel dates to find the best prices.

Cheapest flights to London
Explore the most affordable flight options available to London. Find the lowest fares based on data from user searches, with prices last updated on 7 November 2025.

Sat 15/1112:45BKK - STN
1 stop15h 50mMultiple Airlines
Thu 20/1108:05STN - BKK
1 stop19h 05mMultiple Airlines
Deal found 5/11฿21,867
Sun 9/1109:15BKK - LHR
1 stop17h 40mMultiple Airlines
Wed 12/1121:10LHR - BKK
1 stop31h 00mMultiple Airlines
Deal found 4/11฿21,899
Tue 11/1108:20BKK - LHR
1 stop17h 15mChina Southern
Tue 18/1121:30LHR - BKK
2 stops29h 40mChina Southern
Deal found 5/11฿21,932
Sun 14/1209:15BKK - LGW
1 stop17h 40mMultiple Airlines
Wed 11/215:00LGW - BKK
2 stops19h 45mMultiple Airlines
Deal found 4/11฿21,932
Wed 3/1204:35BKK - LHR
1 stop21h 15mMultiple Airlines
Sat 6/1206:40LHR - BKK
1 stop17h 30mMultiple Airlines
Deal found 4/11฿21,964
Fri 7/1102:30BKK - LGW
1 stop35h 25mAir China
Wed 12/1111:05LGW - BKK
1 stop31h 25mAir China
Deal found 6/11฿21,964
Tue 11/1101:55BKK - LHR
1 stop22h 35mMultiple Airlines
Fri 21/1120:05LHR - BKK
1 stop14h 40mMultiple Airlines
Deal found 5/11฿21,997
Sat 8/1102:30BKK - LGW
1 stop35h 25mAir China
Tue 11/1111:05LGW - BKK
1 stop31h 25mAir China
Deal found 5/11฿21,997
Sun 9/1109:15BKK - STN
1 stop17h 50mMultiple Airlines
Tue 11/1106:30STN - BKK
2 stops33h 55mMultiple Airlines
Deal found 5/11฿21,997
Sun 9/1109:15BKK - LHR
1 stop19h 05mMultiple Airlines
Tue 11/1121:05LHR - BKK
1 stop22h 30mMultiple Airlines
Deal found 5/11฿22,029
Tue 11/1117:25BKK - LGW
1 stop25h 55mMultiple Airlines
Fri 14/1117:40LGW - BKK
1 stop30h 30mMultiple Airlines
Deal found 6/11฿22,029
Sun 30/1111:10BKK - LHR
2 stops37h 45mไห่หนานแอร์ไลน์
Sun 7/1221:15LHR - BKK
1 stop29h 50mไห่หนานแอร์ไลน์
Deal found 4/11฿22,061

Flights to London in 2025

Find the latest flights to London in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 7 November 2025.

Return from

฿21,867

One-way from

฿7,321

Popular in

January

Cheapest in

November

Average price

฿27,795
19/11-26/11
  • 19/11-26/11
  • 4 total stops
  • 50h 35m total
  • Bangkok to London
Norse Atlantic UK
  • Norse Atlantic UK
  • 24/11
  • Nonstop
  • 13h 00m total
  • Bangkok to London
Highest demand for flights based on searches. 4% potential increase in price (฿1,330 potential increase over avg. return price).
Cheapest flight prices on average. 0% potential price decrease (฿258 potential savings vs. average return price).
Average for return flights in November 2025

Cheapflights Fare Finder

 
Locate flights to London that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 7 November 2025.
Use the filters below to find and compare flights to London that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Thu 4/12

06:50-23:10

3 stops47h 20m

London Luton

Thu 11/12

07:00-18:05

2 stops28h 05m

฿22,385

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Wed 19/11

08:50-22:35

2 stops20h 45m

London Luton

Wed 26/11

14:40-16:55

2 stops19h 15m

฿22,418

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sat 17/1

20:55-09:25

2 stops19h 30m

London Gatwick

Sun 15/3

06:25-21:20

3 stops31h 55m

฿22,483

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 10/2

15:20-07:30

1 stop23h 10m

London Heathrow

Sun 1/3

17:00-23:30

1 stop23h 30m

฿22,515

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Thu 27/11

01:55-06:30

1 stop35h 35m

London Gatwick

Sun 30/11

10:30-00:55

1 stop31h 25m

฿22,612

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 12/11

18:05-22:35

2 stops35h 30m

London Gatwick

Sun 16/11

06:20-17:05

2 stops27h 45m

฿23,228

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 3/2

15:20-07:30

1 stop23h 10m

London Heathrow

Fri 20/2

10:00-13:40

1 stop20h 40m

฿23,390

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sat 13/12

15:20-07:30

1 stop23h 10m

London Heathrow

Wed 11/2

10:00-13:40

1 stop20h 40m

฿23,487

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Fri 28/11

12:20-16:55

1 stop35h 35m

London Gatwick

Thu 12/2

09:15-10:10

1 stop17h 55m

฿23,811

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 8/2

20:05-15:25

1 stop26h 20m

London Heathrow

Sat 21/2

21:25-23:10

1 stop18h 45m

฿24,038

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 60 results
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6

Best time to book a flight to London

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

When is the best time to book a flight to London?

Use this chart to determine the optimal time to book a return flight from Bangkok to London. Price data was last updated on 31 October 2025.

To ensure you get the cheapest price possible for a flight to London, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to London?

On average, a flight from Bangkok to London takes 16 hours 41 minutes. Flights to London from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to London?

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

Users looking for the lowest fares to London should consider flying on Wednesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday at midday, when prices are usually at their highest.

Weekly flight availability to London

The most flights from Bangkok to London 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).

What are the cheapest airlines that fly to London?

The cheapest airlines flying from Bangkok to London are China Eastern, ลุฟท์ฮันซ่า and China Southern.

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 7 November 2025.
Check out reviews from past customers who have flown EVA Air, Emirates, andThai Airways to the United Kingdom to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

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.

FAQs about flying to London

  • Can I find cheaper flights to London if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to London on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to London?

    Based on reviews from Cheapflights users, China Eastern is rated the highest out of the airlines that fly to London.

  • What is the cheapest airport to fly to in London?

    London Gatwick is currently the cheapest airport to fly to in London. One-way flights to London Gatwick typically cost ฿765, while return flights cost around ฿1,624.

  • How much is a return flight to London?

    A return flight to London will typically cost around ฿5,593, however they can be found for as little as ฿5,477.

  • Where does the fastest flight to London depart from?

    For those looking to save time traveling to London, Bangkok offers the quickest one-way flight (12 hours 55 minutes).

  • Does London Heathrow have rental cars?

    Yes. Those touching down at London Heathrow can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow T2 & T3 is the closest property to London Heathrow (0.0 km away from London Heathrow).

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Brentford
Waterlooville

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