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฿7,169+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
29 Dec — 5 Jan1
1 adult
1 adult, Economy, 0 bags

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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 29 November 2025.

Sat 29/1102:30BKK - LGW
1 stop35h 25mMultiple Airlines
Tue 2/1210:30LGW - BKK
1 stop18h 50mMultiple Airlines
Deal found 26/11฿20,799
Mon 8/1201:55BKK - LHR
1 stop22h 35mMultiple Airlines
Fri 30/121:10LHR - BKK
1 stop31h 00mMultiple Airlines
Deal found 28/11฿20,832
Wed 3/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Sat 14/215:40LGW - BKK
1 stop14h 25mMultiple Airlines
Deal found 27/11฿20,832
Tue 9/1222:05BKK - LTN
2 stops32h 05mMultiple Airlines
Wed 8/406:00LTN - BKK
2 stops31h 25mMultiple Airlines
Deal found 27/11฿20,864
Sat 6/1219:55BKK - LHR
1 stop28h 35mChina Eastern
Wed 7/121:00LHR - BKK
1 stop18h 25mChina Eastern
Deal found 28/11฿20,864
Wed 3/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Tue 10/208:00LGW - BKK
2 stops18h 50mMultiple Airlines
Deal found 27/11฿20,864
Sun 7/1205:05BKK - LHR
1 stop19h 25mChina Eastern
Wed 7/121:00LHR - BKK
1 stop18h 25mChina Eastern
Deal found 28/11฿20,896
Sun 7/1215:45BKK - LGW
1 stop21h 40mChina Southern
Tue 6/120:20LGW - BKK
2 stops22h 20mChina Southern
Deal found 28/11฿20,896
Mon 22/1202:55BKK - LHR
1 stop22h 15mMultiple Airlines
Mon 5/121:00LHR - BKK
1 stop20h 55mMultiple Airlines
Deal found 28/11฿20,928
Mon 1/1204:05BKK - LGW
2 stops33h 25mMultiple Airlines
Thu 4/1211:05LGW - BKK
1 stop31h 25mMultiple Airlines
Deal found 28/11฿20,928
Sun 14/1214:40BKK - LHR
1 stop23h 00mMultiple Airlines
Mon 2/208:25LHR - BKK
1 stop15h 20mMultiple Airlines
Deal found 28/11฿20,960
Sat 13/1212:25BKK - LGW
Nonstop12h 55mNorse Atlantic UK
Tue 27/116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Deal found 28/11฿20,960

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 29 November 2025.

Return from

฿20,799

One-way from

฿7,169

Popular in

January

Cheapest in

November

Average price

฿27,583
China Eastern
  • China Eastern
  • 17/12-7/1
  • 1 total stop
  • 37h 55m total
  • Bangkok to London
Search Deals
China Eastern
  • China Eastern
  • 12/12
  • 2 total stops
  • 43h 15m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (฿924 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿279 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
Search Deals

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 29 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

Fri 23/1

08:50-22:10

2 stops20h 20m

London Luton

Sat 31/1

06:15-09:50

2 stops20h 35m

฿22,182

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 10/3

02:55-18:10

1 stop22h 15m

London Heathrow

Sun 15/3

08:50-05:55

1 stop14h 05m

฿22,375

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Tue 23/12

22:05-23:10

2 stops32h 05m

London Luton

Mon 5/1

06:30-09:50

2 stops20h 20m

฿22,407

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Mon 12/1

18:05-18:40

2 stops31h 35m

London Luton

Thu 12/3

08:00-14:30

2 stops23h 30m

฿22,503

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Tue 14/4

08:55-18:35

1 stop15h 40m

London Gatwick

Sun 10/5

10:05-17:25

1 stop25h 20m

฿22,793

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 17/5

02:55-12:45

1 stop15h 50m

London Heathrow

Tue 30/6

14:45-11:50

1 stop15h 05m

฿22,953

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Tue 23/12

18:20-23:55

3 stops36h 35m

London Gatwick

Mon 5/1

10:30-23:20

2 stops29h 50m

฿22,953

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Mon 12/1

18:05-18:40

2 stops31h 35m

London Luton

Mon 19/1

14:30-07:10

2 stops33h 40m

฿23,339

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 20/5

02:55-18:45

1 stop21h 50m

London Heathrow

Thu 27/8

14:45-11:50

1 stop15h 05m

฿23,532

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

฿23,853

Flights are sorted by cheapest return flights first.

Deals found on 28/11

Showing 1-10 of 60 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 21 November 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 34 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 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 (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 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 ฿30,571
Thai Airways
Thai Airways
From ฿32,539
Emirates
Emirates
From ฿26,457
เอทิฮัดแอร์เวย์
เอทิฮัดแอร์เวย์
From ฿23,229

What are the cheapest airlines that fly to London?

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

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 29 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.
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
EVA Air
8.5
Very Good
1,287 reviews
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Emirates
8.1
Very Good
3,424 reviews
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Thai Airways
7.8
Good
362 reviews
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
China Eastern
7.2
Good
178 reviews
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
บริติชแอร์เวย์
6.7
Okay
7,544 reviews
EVA Air
8.5
Very Good
1,287 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

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 ฿759, while return flights cost around ฿1,611.

  • How much is a return flight to London?

    A return flight to London will typically cost around ฿9,694, however they can be found for as little as ฿8,359.

  • 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 Airport Terminal 2-3 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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