Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport from $494

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LHR
27 Jul — 3 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 47 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 27 June 2026.

Sat 1/815:55
BKK
-
LHR
1 stop21h 05m
Multiple Airlines
Sat 29/817:10
LHR
-
BKK
2 stops19h 00m
Multiple Airlines
Deal found 23/6$1,182
Thu 10/915:55
BKK
-
LHR
1 stop29h 10m
Etihad Airways
Thu 24/914:45
LHR
-
BKK
1 stop15h 25m
Etihad Airways
Deal found 27/6$1,190
Mon 2/1103:00
BKK
-
LHR
1 stop17h 45m
Kuwait Airways
Sun 15/1110:45
LHR
-
BKK
1 stop16h 20m
Kuwait Airways
Deal found 24/6$1,195
Sat 24/1012:35
BKK
-
LHR
1 stop29h 40m
SWISS
Mon 26/1009:00
LHR
-
BKK
2 stops18h 45m
SWISS
Deal found 25/6$1,197
Tue 15/915:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Wed 9/1210:00
LHR
-
BKK
1 stop20h 40m
SAUDIA
Deal found 25/6$1,199
Thu 3/909:00
BKK
-
LHR
1 stop16h 10m
Multiple Airlines
Fri 18/912:35
LHR
-
BKK
1 stop16h 40m
Multiple Airlines
Deal found 26/6$1,200
Mon 2/1103:00
BKK
-
LHR
1 stop17h 45m
Kuwait Airways
Wed 4/1110:45
LHR
-
BKK
1 stop16h 20m
Kuwait Airways
Deal found 25/6$1,205
Mon 10/801:30
BKK
-
LHR
1 stop24h 55m
Multiple Airlines
Tue 25/817:10
LHR
-
BKK
2 stops19h 00m
Multiple Airlines
Deal found 22/6$1,209
Thu 3/919:10
BKK
-
LHR
1 stop30h 00m
Oman Air
Thu 24/920:50
LHR
-
BKK
1 stop28h 00m
Oman Air
Deal found 25/6$1,211
Sat 19/919:10
BKK
-
LHR
1 stop17h 20m
Oman Air
Mon 12/1008:25
LHR
-
BKK
1 stop16h 25m
Oman Air
Deal found 25/6$1,212

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 27 June 2026.

Round-trip from

$1,182

One-way from

$494

Popular in

August

Cheapest in

November

Average price

$1,527

Good one-way deal

$833 or less
1/8-29/8
  • 1/8-29/8
  • 3 total stops
  • 40h 05m total
  • Bangkok to London
Search Deals
Oman Air
  • Oman Air
  • 24/9
  • 1 total stop
  • 16h 10m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 27 June 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

$1,199

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 11/9

15:55-18:45

1 stop32h 50m

London Heathrow

Thu 24/9

21:45-23:55

1 stop20h 10m

$1,215

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 4/9

19:10-19:10

1 stop30h 00m

London Heathrow

Fri 18/9

08:25-06:50

1 stop16h 25m

$1,216

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 3/11

14:40-18:10

1 stop34h 30m

London Heathrow

Fri 6/11

13:55-11:45

1 stop14h 50m

$1,221

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 8/9

15:55-12:45

1 stop26h 50m

London Heathrow

Sun 13/9

21:45-12:10

1 stop32h 25m

$1,257

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 7/9

12:35-07:55

1 stop25h 20m

London Heathrow

Sun 13/9

08:55-09:50

2 stops18h 55m

$1,435

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 10/9

11:05-06:30

2 stops25h 25m

London Heathrow

Thu 24/9

20:50-06:50

1 stop28h 00m

$1,435
Fastest return journey

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 27/8

02:30-14:05

1 stop17h 35m

London Heathrow

Mon 28/9

09:30-07:35

1 stop16h 05m

$1,444

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sat 1/8

05:05-18:40

1 stop19h 35m

London Heathrow

Sat 15/8

21:20-01:10

2 stops21h 50m

$1,460

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 4/9

07:05-20:40

1 stop19h 35m

London Heathrow

Fri 18/9

07:30-00:10

2 stops34h 40m

$1,541

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $1,322). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,611). 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 27 June 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 27 June 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
1,465 reviews
Check prices

Boarding

7.6

Comfort

7.3

Food

7.1

Crew

7.8

Entertainment

7.2

Overall

7.3

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
1,465 reviews
Etihad Airways
7.3
Good
1,465 reviews
Check prices

Boarding

7.6

Comfort

7.3

Food

7.1

Crew

7.8

Entertainment

7.2

Overall

7.3

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 $1,199. 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 $1,066. 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 (85%), TAP AIR PORTUGAL (84%), Thai Airways (70%).

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

    Looking at all options, your cheapest flight can be booked for $806. While the most popular route (Bangkok Suvarnabhumi - London Heathrow) can be booked for $1,412 on average, our data indicates $856 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 $1,322). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August is currently the most expensive (average of $1,611). 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

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

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 27 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,066Average$1,381FlexibilityNo 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.

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.