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Cheap flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport from $492

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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LHR
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to London Heathrow are usually found in November or February, booked 86 days in advance, depart on a Tuesday or Monday and return on a Sunday

Cheap flight deals from Suvarnabhumi to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Suvarnabhumi to Heathrow
Explore the most affordable flight options available from Suvarnabhumi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Mon 2/1103:00
BKK
-
LHR
1 stop17h 45m
Kuwait Airways
Wed 4/1110:45
LHR
-
BKK
1 stop16h 20m
Kuwait Airways
Deal found 28/6$1,197
Thu 9/715:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Fri 22/110:00
LHR
-
BKK
1 stop20h 40m
SAUDIA
Deal found 29/6$1,201
Sun 12/715:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Wed 28/1010:00
LHR
-
BKK
1 stop20h 40m
SAUDIA
Deal found 1/7$1,204
Tue 15/915:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Mon 5/1016:15
LHR
-
BKK
1 stop15h 30m
SAUDIA
Deal found 1/7$1,206
Sun 5/715:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Sun 6/1222:05
LHR
-
BKK
1 stop18h 25m
SAUDIA
Deal found 30/6$1,207
Sun 12/715:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Thu 3/1222:05
LHR
-
BKK
1 stop18h 25m
SAUDIA
Deal found 1/7$1,208
Tue 13/1015:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Mon 19/1010:00
LHR
-
BKK
1 stop21h 45m
SAUDIA
Deal found 2/7$1,210
Thu 10/919:10
BKK
-
LHR
1 stop17h 20m
Oman Air
Sat 10/1020:50
LHR
-
BKK
1 stop14h 55m
Oman Air
Deal found 29/6$1,214
Thu 10/915:55
BKK
-
LHR
1 stop32h 50m
Etihad Airways
Wed 7/1021:45
LHR
-
BKK
1 stop20h 10m
Etihad Airways
Deal found 29/6$1,217
Thu 15/1009:00
BKK
-
LHR
1 stop16h 10m
Oman Air
Tue 20/1020:50
LHR
-
BKK
1 stop14h 55m
Oman Air
Deal found 30/6$1,220

Find flight deals from Suvarnabhumi to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 July 2026.

Round-trip from

$1,174

One-way from

$492

Popular in

August

Cheapest in

November

Average price

$1,521

Good one-way deal

$831 or less
Air India
  • Air India
  • 1/8-29/8
  • 2 total stops
  • 53h 00m total
  • Bangkok to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 14/7
  • 1 total stop
  • 29h 10m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Bangkok Suvarnabhumi to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Suvarnabhumi to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 3 July 2026.
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 - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 2/11

03:00-13:45

1 stop17h 45m

London Heathrow

Wed 4/11

10:45-10:05

1 stop16h 20m

$1,197

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 17/11

14:40-12:05

1 stop28h 25m

London Heathrow

Sat 21/11

13:55-11:45

1 stop14h 50m

$1,261

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 2/8

03:00-18:40

2 stops21h 40m

London Heathrow

Wed 26/8

21:20-04:05

1 stop24h 45m

$1,271

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 4/9

03:00-18:40

2 stops21h 40m

London Heathrow

Mon 21/9

21:20-01:10

2 stops21h 50m

$1,567

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 22/9

15:00-17:05

2 stops32h 05m

London Heathrow

Sun 27/9

19:00-05:30

2 stops28h 30m

$1,644
Fastest return journey

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 13/9

12:45-19:20

Nonstop12h 35m

London Heathrow

Sun 18/10

21:35-15:20

Nonstop11h 45m

$1,810

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 3/8

11:00-09:10

2 stops28h 10m

London Heathrow

Wed 26/8

20:10-05:30

2 stops27h 20m

$1,822

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 24/7

12:35-09:10

2 stops26h 35m

London Heathrow

Sun 26/7

19:00-05:30

2 stops28h 30m

$1,903

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 17/7

12:35-15:10

2 stops32h 35m

London Heathrow

Tue 28/7

20:15-05:30

2 stops27h 15m

$1,999

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sat 17/10

23:40-06:25

2 stops36h 45m

London Heathrow

Mon 19/10

15:05-22:40

2 stops25h 35m

$2,114

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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
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 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 85 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, November is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport (average of $1,320). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,608). 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?

Find hourly flight availability from Suvarnabhumi to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2026.

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?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to 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 to Heathrow. Reviews last updated 3 July 2026.
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.
Etihad Airways
7.3
Good
1,471 reviews
Check prices

Overall

7.3

Boarding

7.6

Entertainment

7.2

Comfort

7.3

Food

7.2

Crew

7.8

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.
Etihad Airways
7.3
Good
1,471 reviews
Etihad Airways
7.3
Good
1,471 reviews
Check prices

Overall

7.3

Boarding

7.6

Entertainment

7.2

Comfort

7.3

Food

7.2

Crew

7.8

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

Find useful and relevant information for your journey from Suvarnabhumi to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 17h 45m. Kuwait Airways provides one of the quickest options available for as low as $1,197. Bangkok Suvarnabhumi Airport and London Heathrow Airport are separated by a distance of 9571 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 $1,064. Users have found that Etihad Airways is 28% 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 (87%), TAP AIR PORTUGAL (86%), Thai Airways (79%).

  • What are the cheapest flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for $805. While the most popular route (Bangkok Suvarnabhumi - London Heathrow) can be booked for $1,174 on average, our data indicates $854 when flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport.

  • 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, November is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport (average of $1,320). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,608). 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
Hounslow
Milton Keynes
Kingston upon Thames
Salisbury
St. Albans
Horsham
Luton
Dover
Aylesbury
Guildford
Stansted
Braintree
Brentford
Gatwick
Chertsey
Orpington
Teddington

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Suvarnabhumi to Heathrow

Discover the top airline that operate flights from Suvarnabhumi to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 3 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,064Average$1,379FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

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 from Suvarnabhumi to Heathrow?

Cheapflights helps you search for flights from Suvarnabhumi to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Heathrow from Suvarnabhumi by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Suvarnabhumi to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Suvarnabhumi to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Suvarnabhumi to Heathrow become cheaper?

Of course! You can now track prices for flights from Suvarnabhumi to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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