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฿10,679+ 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 20/12. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
13 Jul — 20 Jul1
1 adult

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 8 July 2025.

Return from

฿24,908

One-way from

฿10,679

Popular in

January

Cheapest in

October

Average price

฿30,736
China Eastern
  • China Eastern
  • 3/8-27/1
  • 2 total stops
  • 37h 50m total
  • Bangkok to London
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20/12
  • 20/12
  • 2 total stops
  • 29h 35m total
  • Bangkok to London
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Highest demand for flights based on searches. 5% potential increase in price (฿63,761 potential increase over avg. return price).
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Cheapest flight prices on average. 0% potential price decrease (฿9,855 potential savings vs. average return price).
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Average for return flights in July 2025
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Find flight deals to London

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 8 July 2025.

Sun 3/802:10BKK - LGW
1 stop19h 00mChina Eastern
Tue 27/110:30LGW - BKK
1 stop18h 50mChina Eastern
Deal found 7/7฿24,908
Sun 3/815:55BKK - LGW
1 stop20h 55mMultiple Airlines
Sat 27/916:55LGW - BKK
1 stop14h 10mMultiple Airlines
Deal found 7/7฿24,973
Fri 1/808:40BKK - LHR
1 stop16h 20mMultiple Airlines
Wed 1/1022:00LHR - BKK
1 stop20h 20mMultiple Airlines
Deal found 7/7฿25,006
Mon 4/818:05BKK - LGW
2 stops30h 25mChina Southern
Mon 11/812:00LGW - BKK
1 stop20h 30mChina Southern
Deal found 7/7฿25,006
Sun 3/818:00BKK - LTN
2 stops26h 40mMultiple Airlines
Mon 11/808:00LTN - BKK
3 stops32h 10mMultiple Airlines
Deal found 7/7฿25,136
Sun 5/1020:55BKK - STN
2 stops20h 35mMultiple Airlines
Thu 9/1021:50STN - BKK
2 stops27h 30mMultiple Airlines
Deal found 7/7฿25,168
Tue 4/1119:55BKK - LHR
1 stop29h 20mChina Southern
Fri 21/1121:30LHR - BKK
2 stops44h 35mChina Southern
Deal found 6/7฿25,201
Sun 3/819:20BKK - LHR
2 stops30h 10mไห่หนานแอร์ไลน์
Fri 29/822:00LHR - BKK
2 stops30h 00mไห่หนานแอร์ไลน์
Deal found 6/7฿25,299
Sat 6/904:40BKK - LGW
1 stop16h 45mTurkmenistan Airlines
Sat 13/916:55LGW - BKK
1 stop14h 10mTurkmenistan Airlines
Deal found 7/7฿25,331
Mon 24/1101:40BKK - LGW
1 stop36h 15mAir China
Wed 26/1111:40LGW - BKK
1 stop30h 00mAir China
Deal found 6/7฿25,396
Wed 23/705:05BKK - LHR
1 stop19h 35mChina Eastern
Wed 13/821:20LHR - BKK
1 stop17h 35mChina Eastern
Deal found 7/7฿25,429
Mon 3/1101:30BKK - LHR
1 stop23h 20mAir China
Fri 21/1120:25LHR - BKK
1 stop20h 45mAir China
Deal found 7/7฿25,689

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 8 July 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 - LGW

BKKLGW

Bangkok Suvarnabhumi

Sun 3/8

02:10-15:10

1 stop19h 00m

London Gatwick

Tue 27/1

10:30-12:20

1 stop18h 50m

฿24,908

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sun 3/8

15:55-06:50

1 stop20h 55m

London Gatwick

Sat 27/9

16:55-13:05

1 stop14h 10m

฿24,973

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Mon 4/8

18:05-18:30

2 stops30h 25m

London Gatwick

Mon 11/8

12:00-14:30

1 stop20h 30m

฿25,006

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 1/8

08:40-19:00

1 stop16h 20m

London Heathrow

Wed 1/10

22:00-00:20

1 stop20h 20m

฿25,006

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Sun 3/8

18:00-14:40

2 stops26h 40m

London Luton

Mon 11/8

08:00-22:10

3 stops32h 10m

฿25,136

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Sun 5/10

20:55-11:30

2 stops20h 35m

London Stansted

Thu 9/10

21:50-07:20

2 stops27h 30m

฿25,168

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 4/11

19:55-18:15

1 stop29h 20m

London Heathrow

Fri 21/11

21:30-01:05

2 stops44h 35m

฿25,201

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 3/8

19:20-19:30

2 stops30h 10m

London Heathrow

Fri 29/8

22:00-10:00

2 stops30h 00m

฿25,299

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sat 6/9

04:40-15:25

1 stop16h 45m

London Gatwick

Sat 13/9

16:55-13:05

1 stop14h 10m

฿25,331

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Mon 24/11

01:40-06:55

1 stop36h 15m

London Gatwick

Wed 26/11

11:40-00:40

1 stop30h 00m

฿25,396

Flights are sorted by cheapest return flights first.

Deals found on 6/7

Showing 1-10 of 46 results
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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 27 June 2025.

To ensure you get the cheapest price possible for a flight to London, you should look to book at least 2 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 37 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 Friday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday 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 (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

What are the most popular airlines that fly to London?

The most popular airlines flying from Bangkok to London are EVA Air, Thai Airways and Emirates.

EVA Air
EVA Air
From ฿938
Thai Airways
Thai Airways
From ฿953
China Eastern
China Eastern
From ฿626
Emirates
Emirates
From ฿867

What are the cheapest airlines that fly to London?

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

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 8 July 2025.
Check out reviews from past customers who have flown ไห่หนานแอร์ไลน์, Emirates, andเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ 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.
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Emirates
8.1
Very Good
3,287 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,368 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.6
Good
101 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
7.5
Good
1,650 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Boarding

8.6

Entertainment

7.6

Overall

8.2

Crew

8.9

Comfort

8.1

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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 Southern 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 ฿1,180, while return flights cost around ฿1,632.

  • How much is a return flight to London?

    A return flight to London will typically cost around ฿173, however they can be found for as little as ฿169.

  • 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 35 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 is the closest property to London Heathrow (0.0 km away from London Heathrow).

See more FAQs

Travelling to a place near London?

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