Find flights
Deals
Airlines

฿7,227+ 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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
19 Jan — 26 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to London in 2025

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 20 December 2025.

Sun 21/1209:15BKK - LHR
1 stop19h 05mMultiple Airlines
Thu 25/1221:35LHR - BKK
1 stop31h 55mMultiple Airlines
Deal found 19/12฿20,268
Thu 25/1219:10BKK - LHR
2 stops29h 25mไห่หนานแอร์ไลน์
Mon 29/1221:00LHR - BKK
2 stops38h 05mไห่หนานแอร์ไลน์
Deal found 18/12฿20,300
Sat 27/1212:45BKK - STN
1 stop15h 50mMultiple Airlines
Mon 12/120:00STN - BKK
2 stops33h 20mMultiple Airlines
Deal found 19/12฿20,331
Wed 24/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Sun 4/113:35LGW - BKK
2 stops50h 50mMultiple Airlines
Deal found 17/12฿20,488
Sat 27/1212:25BKK - LGW
Nonstop12h 55mNorse Atlantic UK
Mon 12/111:25LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Deal found 19/12฿20,551
Sat 27/1219:55BKK - LGW
1 stop25h 05mChina Eastern
Mon 12/110:30LGW - BKK
1 stop32h 25mChina Eastern
Deal found 19/12฿20,614
Sat 27/1219:10BKK - LHR
1 stop29h 45mไห่หนานแอร์ไลน์
Mon 12/121:00LHR - BKK
2 stops30h 05mไห่หนานแอร์ไลน์
Deal found 19/12฿20,771
Wed 24/1209:05BKK - LHR
1 stop19h 35mMultiple Airlines
Sat 27/1221:35LHR - BKK
1 stop31h 55mMultiple Airlines
Deal found 19/12฿20,865
Wed 24/1209:05BKK - LHR
1 stop19h 35mMultiple Airlines
Wed 31/1219:45LHR - BKK
1 stop31h 20mMultiple Airlines
Deal found 17/12฿20,991
Mon 22/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Sun 22/216:10LGW - BKK
Nonstop11h 15mNorse Atlantic UK
Deal found 18/12฿21,148
Thu 25/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Tue 30/1208:00LGW - BKK
3 stops25h 10mMultiple Airlines
Deal found 18/12฿21,368
Tue 23/1208:25BKK - LGW
Nonstop13h 00mMultiple Airlines
Tue 6/113:05LGW - BKK
3 stops34h 35mMultiple Airlines
Deal found 18/12฿21,619

Find flight deals to London

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 20 December 2025.

Return from

฿20,237

One-way from

฿7,133

Popular in

January

Cheapest in

November

Average price

฿27,653
3/2-17/2
  • 3/2-17/2
  • 3 total stops
  • 67h 30m total
  • Bangkok to London
Search Deals
26/12
  • 26/12
  • 2 total stops
  • 50h 00m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (฿666 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿300 potential savings vs. average return price).
Search Deals
Average for return flights in December 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 20 December 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

Tue 3/2

07:05-23:10

3 stops47h 05m

London Luton

Tue 17/2

06:25-09:50

2 stops20h 25m

฿21,211

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Fri 16/1

09:25-22:10

2 stops19h 45m

London Luton

Mon 19/1

06:00-21:05

3 stops32h 05m

฿21,808

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Mon 2/2

08:55-20:40

2 stops18h 45m

London Luton

Sat 14/2

06:00-21:05

3 stops32h 05m

฿22,311

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Fri 9/1

16:50-14:15

2 stops28h 25m

London Stansted

Fri 16/1

08:20-01:05

3 stops33h 45m

฿22,971

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Tue 17/2

22:05-13:20

2 stops22h 15m

London Luton

Tue 10/3

14:00-15:05

1 stop18h 05m

฿23,568

BangkokLondon

BKK - LTN

BKKLTN

Bangkok Suvarnabhumi

Thu 15/1

22:05-13:25

2 stops22h 20m

London Luton

Thu 22/1

06:15-09:50

2 stops20h 35m

฿23,850

BangkokLondon

BKK - LCY

BKKLCY

Bangkok Suvarnabhumi

Mon 8/6

12:05-07:55

1 stop25h 50m

London City

Wed 17/6

08:25-09:30

1 stop19h 05m

฿25,044

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sat 28/3

14:45-06:30

2 stops22h 45m

London Heathrow

Sat 18/4

12:30-13:35

1 stop19h 05m

฿25,704

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Thu 12/2

08:15-05:55

1 stop28h 40m

London Gatwick

Wed 18/3

08:40-06:40

1 stop15h 00m

฿26,364

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Tue 10/2

09:05-05:55

1 stop27h 50m

London Gatwick

Wed 18/3

08:40-06:40

1 stop15h 00m

฿26,364

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 60 results
1
2
3
...
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 12 December 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 15 hours 50 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 ฿29,859
Thai Airways
Thai Airways
From ฿31,796
Emirates
Emirates
From ฿25,861
เอทิฮัดแอร์เวย์
เอทิฮัดแอร์เวย์
From ฿22,706

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 20 December 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
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very Good
1,298 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Emirates
8.1
Very Good
3,440 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Thai Airways
7.8
Good
366 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
China Eastern
7.2
Good
178 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
บริติชแอร์เวย์
6.7
Okay
7,595 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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 ฿742, while return flights cost around ฿1,575.

  • How much is a return flight to London?

    A return flight to London will typically cost around ฿9,475, however they can be found for as little as ฿8,170.

  • 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?

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 to London?

Deals for London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets 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 to London.

Can Cheapflights find flights to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to London flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.