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฿20,218+ Direct flights from London Heathrow Airport

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — BKK
20 Jan — 27 Jan1
1 adult
1 adult, Economy, 0 bags

Direct flights from Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow
Explore the most affordable flight options available from Heathrow. Find the lowest fares based on data from user searches, with prices last updated on 21 December 2025.

Thu 15/121:20LHR - BKK
Nonstop11h 40mEVA Air
Wed 28/112:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿22,102
Fri 9/121:20LHR - BKK
Nonstop11h 40mEVA Air
Sun 25/112:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿26,968
Fri 13/321:35LHR - BKK
Nonstop11h 25mThai Airways
Fri 27/300:05BKK - LHR
Nonstop13h 35mThai Airways
Deal found 19/12฿27,062
Sat 28/221:20LHR - BKK
Nonstop11h 40mEVA Air
Thu 19/312:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 19/12฿27,785
Fri 16/121:20LHR - BKK
Nonstop11h 40mEVA Air
Fri 6/212:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿28,224
Thu 29/121:20LHR - BKK
Nonstop11h 40mEVA Air
Thu 12/212:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 19/12฿28,287
Wed 4/321:20LHR - BKK
Nonstop11h 40mEVA Air
Wed 25/312:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 19/12฿28,632
Wed 11/221:20LHR - BKK
Nonstop11h 40mEVA Air
Wed 11/312:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿28,915
Tue 20/121:20LHR - BKK
Nonstop11h 40mEVA Air
Thu 29/112:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿29,135
Fri 27/221:20LHR - BKK
Nonstop11h 40mEVA Air
Fri 20/312:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 19/12฿29,354
Sat 24/121:20LHR - BKK
Nonstop11h 40mEVA Air
Wed 4/212:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 20/12฿29,449
Sun 8/321:20LHR - BKK
Nonstop11h 40mEVA Air
Mon 23/312:40BKK - LHR
Nonstop13h 25mEVA Air
Deal found 19/12฿29,543

Find direct flights from Heathrow within your budget

 
Use the slider to find direct flights from Heathrow within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches. This data was last updated on 21 December 2025.

Fly to

Suvarnabhumi

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 25/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Tue 10/2

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 17/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Wed 21/1

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 24/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Wed 11/2

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 28/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Fri 30/1

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 18/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Wed 21/1

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 17/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Mon 19/1

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 23/1

21:20-16:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Wed 11/2

12:40-19:05

Nonstop13h 25m

฿30,830

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 16/6

21:35-15:30

Nonstop11h 55m

Bangkok Suvarnabhumi

Mon 29/6

12:45-19:20

Nonstop12h 35m

฿31,301

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 2/5

21:35-15:30

Nonstop11h 55m

Bangkok Suvarnabhumi

Sun 10/5

12:20-19:20

Nonstop13h 00m

฿31,332

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 10/4

21:35-15:30

Nonstop11h 55m

Bangkok Suvarnabhumi

Sun 26/4

12:20-19:20

Nonstop13h 00m

฿31,332

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 24 results
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2
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Best time to book a flight from Heathrow

Have a flexible travel schedule? Discover the best time to fly from Heathrow 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.

Reviews of airlines flying direct to Heathrow

Get insights into the airlines that provide direct flights from Heathrow. 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 from Heathrow. Reviews last updated Cheapflights.
Read reviews from past customers who have flown EVA Air, Emirates, andThai Airways from London Heathrow Airport. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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
1,298 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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
3,439 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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
368 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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.
Qatar Airways
7.4
Good
3,685 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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.
เอทิฮัดแอร์เวย์
7.4
Good
1,336 reviews
EVA Air
8.5
Very Good
1,298 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.5

Boarding

8.4

Comfort

8.3

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.

Related info for your journey

Access useful and relevant information related to your journey from Heathrow. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 21 December 2025.

  • Where can you fly direct from London Heathrow Airport?

    Currently, the most popular direct flight destination from London Heathrow Airport is Bangkok Suvarnabhumi Airport.

  • How much are direct flights from London Heathrow Airport?

    On average, a one-way direct flight from London Heathrow Airport will cost users approximately ฿13,072. If you're looking for a direct round-trip flight from London Heathrow Airport, you can expect to pay around ฿24,395.

  • How long is a direct flight from London Heathrow Airport?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from London Heathrow Airport to last approximately 11h 40m on average. The quickest direct flight from London Heathrow Airport at this time departs from London Heathrow Airport (11h 40m), while the longest leaves from London Heathrow Airport (11h 40m).

  • What is the best time of year to fly direct from London Heathrow Airport?

    If you're seeking the lowest price on a direct flight from London Heathrow Airport, January is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, September offers travelers the most options.

See more FAQs

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Thai Airways flights from Heathrow to Suvarnabhumi
EVA Air flights from Heathrow to Suvarnabhumi

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