฿8,334+ Cheap flights to Heathrow

— LHR
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to Heathrow in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Heathrow Airport

Thu 24/1220:50 -
1 stop16h 50m
Fri 8/121:10 -
1 stop31h 00m
Deal found 8/11฿22,928
Fri 4/1202:55 -
1 stop16h 10m
Fri 8/121:10 -
1 stop31h 00m
Deal found 7/11฿22,995
Tue 22/1219:30 -
1 stop29h 55m
Mon 4/121:10 -
1 stop36h 55m
Deal found 8/11฿23,028
Sat 19/1214:40 -
1 stop30h 50m
Mon 4/121:10 -
1 stop36h 55m
Deal found 5/11฿23,062
Mon 9/1120:45 -
2 stops28h 15m
Fri 13/1112:30 -
1 stop21h 05m
Deal found 8/11฿23,095
Wed 16/1202:55 -
1 stop18h 35m
Mon 15/321:10 -
1 stop36h 55m
Deal found 10/11฿23,162
Mon 7/1202:55 -
1 stop16h 10m
Sat 9/121:10 -
1 stop21h 10m
Deal found 7/11฿23,195
Thu 17/1202:55 -
1 stop18h 35m
Tue 5/122:30 -
1 stop29h 40m
Deal found 7/11฿23,229
Sun 20/1202:55 -
1 stop18h 35m
Mon 4/121:10 -
1 stop36h 55m
Deal found 7/11฿23,262
Tue 8/1202:55 -
1 stop16h 10m
Fri 8/121:10 -
1 stop31h 00m
Deal found 7/11฿23,296
Sun 27/1203:00 -
2 stops21h 30m
Sun 10/121:10 -
1 stop21h 10m
Deal found 6/11฿23,329

Find flight deals to Heathrow Airport

Return from

฿22,928

One-way from

฿8,334

Popular in

July

Cheapest in

February

Average price

฿29,555
Shenzhen Airlines
  • Shenzhen Airlines
  • 24/12-8/1
  • 2 total stops
  • 47h 50m total
  • Bangkok to London
สแกนดอเนเวีย�นแอร์ไลน์
  • สแกนดอเนเวียนแอร์ไลน์
  • 16/11-31/12
  • 1 total stop
  • 16h 05m total
  • Bangkok to London
Highest demand for flights based on searches. 6% potential increase in price (฿2,242 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (฿434 potential savings vs. average return price).
Average for return flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Fri 11/12

02:55-14:30

1 stop18h 35m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿10,108

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Sat 5/12

18:00-19:10

2 stops56h 10m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿20,150

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Wed 18/11

17:30-13:50

2 stops51h 20m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿21,254

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Sat 26/12

19:00-18:10

2 stops30h 10m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿22,158

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Thu 31/12

13:05-09:10

2 stops27h 05m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿24,200

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Fri 25/12

19:15-15:15

2 stops51h 00m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿24,300

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Sun 6/12

18:10-19:10

1 stop32h 00m

London Heathrow

Sun 31/1

21:10-01:20

1 stop21h 10m

฿26,375

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Wed 13/1

18:10-20:30

1 stop33h 20m

London Heathrow

Tue 2/2

22:30-01:20

1 stop19h 50m

฿26,609

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Tue 8/12

12:35-21:40

1 stop16h 05m

London Heathrow

Sat 30/1

15:35-10:40

2 stops36h 05m

฿31,195

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Thu 24/12

11:15-09:10

1 stop28h 55m

London Heathrow

Fri 8/1

16:15-09:40

1 stop34h 25m

฿31,429

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to London Heathrow Airport

How long is the flight to Heathrow?

On average, a flight from Bangkok to Heathrow takes 14 hours 50 minutes. Flights to Heathrow from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Heathrow

The most flights from Bangkok to Heathrow 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 cheapest airlines that fly to Heathrow?

The cheapest airlines flying from Bangkok to Heathrow are เอทิฮัดแอร์เวย์, Finnair and โอมานแอร์.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in Heathrow 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 Heathrow when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to Heathrow, 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).

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

The best time to book flights to Heathrow is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown EVA Air,Emirates, andโอมานแอร์ to the United Kingdom. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.

Crew

8.7

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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 Heathrow

  • Can I find cheaper flights to Heathrow 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 Heathrow on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Heathrow?

    Based on reviews from Cheapflights users, EVA Air is rated the highest out of the airlines that fly to Heathrow.

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

    London Heathrow is currently the cheapest airport to fly to in Heathrow. One-way flights to London Heathrow typically cost ฿5,642, while return flights cost around ฿32,565.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around ฿34,815, however they can be found for as little as ฿32,565.

  • Where does the fastest flight to Heathrow depart from?

    For those looking to save time traveling to Heathrow, Bangkok offers the quickest one-way flight (12 hours 40 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 Heathrow Airport?

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Why should you use Cheapflights to find cheap flight tickets to Heathrow?

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

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Not ready to book yet? You can track prices for flights to Heathrow on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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