Cheap flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport from $362

BKK — LHR
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to London Heathrow are usually found in February or October, booked 80 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Suvarnabhumi to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Suvarnabhumi to Heathrow

Sun 13/1219:30 -
2 stops29h 45m
Fri 15/121:00 -
2 stops30h 05m
Deal found 4/11$986
Wed 16/1202:55 -
1 stop16h 10m
Thu 14/122:30 -
1 stop19h 50m
Deal found 4/11$995
Tue 15/1211:10 -
1 stop38h 15m
Fri 15/121:00 -
2 stops30h 05m
Deal found 4/11$1,006
Mon 14/1214:40 -
1 stop23h 00m
Fri 15/121:00 -
2 stops30h 05m
Deal found 4/11$1,007
Sun 13/1222:30 -
1 stop22h 50m
Thu 14/122:30 -
1 stop19h 50m
Deal found 4/11$1,016
Fri 18/1215:10 -
1 stop22h 25m
Fri 25/1220:30 -
1 stop16h 10m
Deal found 3/11$1,040
Wed 16/1218:10 -
1 stop33h 20m
Wed 23/1221:10 -
1 stop21h 10m
Deal found 1/11$1,045
Thu 24/1219:30 -
2 stops29h 15m
Wed 30/1221:10 -
1 stop31h 00m
Deal found 2/11$1,072
Thu 24/1219:25 -
1 stop18h 10m
Wed 30/1220:30 -
1 stop16h 10m
Deal found 2/11$1,095
Wed 11/1118:10 -
1 stop33h 20m
Sun 15/1121:10 -
1 stop36h 55m
Deal found 2/11$1,105

Find flight deals from Suvarnabhumi to Heathrow

Round-trip from

$986

One-way from

$362

Popular in

August

Cheapest in

February

Average price

$1,480
Hainan Airlines
  • Hainan Airlines
  • 13/12-15/1
  • 4 total stops
  • 59h 50m total
  • Bangkok to London
Hainan Airlines
  • Hainan Airlines
  • 15/12-31/12
  • 1 total stop
  • 38h 15m total
  • Bangkok to London
Highest demand for flights based on searches. 4% potential increase in price ($102 potential increase over avg. return price).
Cheapest flight prices on average. 0% potential price decrease ($18 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Sat 14/11

12:35-12:55

2 stops31h 20m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$383

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Mon 14/12

12:35-14:35

2 stops33h 00m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$586

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Wed 25/11

02:00-12:15

1 stop17h 15m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$684

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Wed 18/11

17:30-18:20

2 stops31h 50m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$893

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Tue 5/1

11:15-09:10

1 stop28h 55m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$905

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Thu 31/12

02:20-19:10

1 stop23h 50m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,113

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Thu 17/12

18:10-19:10

1 stop32h 00m

London Heathrow

Fri 15/1

21:10-01:20

1 stop21h 10m

$1,122

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Wed 16/12

18:10-20:30

1 stop33h 20m

London Heathrow

Fri 15/1

21:10-01:20

1 stop21h 10m

$1,122

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Mon 14/12

02:20-20:30

1 stop25h 10m

London Heathrow

Mon 18/1

21:10-11:10

1 stop31h 00m

$1,122

BangkokLondon

BKK Bangkok Suvarnabhumi - LHR London Heathrow

BKKLHR

Bangkok Suvarnabhumi

Mon 14/12

18:10-20:30

1 stop33h 20m

London Heathrow

Mon 18/1

21:10-11:10

1 stop31h 00m

$1,122

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Suvarnabhumi to Heathrow

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

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

The best time to book flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport is 79 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.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport (average of $1,389). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,640). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BKK to LHR?

When flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

Airfare is below average for this route at the moment.

Bangkok Suvarnabhumi Airport to London Heathrow Airport flights typically cost between $1,215 and $1,640 in December.
The cheapest return price found within the last 5 days was $986 on Hainan Airlines (13 Dec–15 Jan).

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Etihad Airways from Bangkok Suvarnabhumi Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.3

Comfort

7.3

Entertainment

7.2

Crew

7.8

Food

7.1

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,June 2026

AUH - KBL

really liked the excellent customer service, friendly staff, smooth check-in process, and comfortable flight. Everyone was professional and helpful, which made my journey enjoyable and stress-free.

Overall

7.3

Comfort

7.3

Entertainment

7.2

Crew

7.8

Food

7.1

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,June 2026

AUH - KBL

really liked the excellent customer service, friendly staff, smooth check-in process, and comfortable flight. Everyone was professional and helpful, which made my journey enjoyable and stress-free.

Related info for your journey

  • How long is the flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

    A quick flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport can take about 32h. Shenzhen Airlines provides one of the quickest options available for as low as $1,122. Bangkok Suvarnabhumi Airport and London Heathrow Airport are separated by a distance of 9571 km.

  • What is the cheapest airline to fly from Bangkok Suvarnabhumi Airport to London Heathrow Airport round-trip?

    Flying on Etihad Airways is currently your cheapest option to London Heathrow Airport, with prices starting at $1,050. Users have found that Etihad Airways is 30% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bangkok Suvarnabhumi Airport to London Heathrow Airport on time: Air Canada (71%), TAP AIR PORTUGAL (71%), Thai Airways (62%).

  • Can I find deals for flights from Suvarnabhumi to Heathrow that include hotel bookings?

    Yes. In addition to deals on Suvarnabhumi to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Suvarnabhumi to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to Heathrow.

  • Can I find deals for business class flights from Suvarnabhumi to Heathrow?

    Yes. Cheapflights offers flight deals from Suvarnabhumi to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport (average of $1,389). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,640). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Hounslow
Salisbury
St. Albans
Luton
Horsham
Brentford
Dover
Aylesbury
Dorking
Guildford
Stansted
Braintree
Gatwick
Kingston upon Thames
Uxbridge
Chertsey
Twickenham
Orpington
Teddington

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Suvarnabhumi to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,050Average$1,362FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

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