Cheap flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport from £198

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LHR
14 Feb — 21 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to London Heathrow are usually found in November or June, booked 56 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap 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 15 January 2026.

Round-trip from

£446

One-way from

£198

Popular in

April

Cheapest in

November

Average price

£777

Good round-trip deal

£736 or less

Good one-way deal

£389 or less
SAUDIA
  • SAUDIA
  • 29/1-1/2
  • 3 total stops
  • 60h 55m total
  • Bangkok to London
Hainan Airlines
  • Hainan Airlines
  • 16/6
  • 1 total stop
  • 38h 25m total
  • Bangkok to London
Highest demand for flights based on searches. 2% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Bangkok Suvarnabhumi to London Heathrow.
Price to beat on a one-way flight from Bangkok Suvarnabhumi to London Heathrow.

Find 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 15 January 2026.

Thu 5/211:10
BKK
-
LHR
2 stops37h 25m
Multiple Airlines
Tue 3/322:05
LHR
-
BKK
1 stop18h 25m
Multiple Airlines
Deal found 13/1£448
Thu 5/219:10
BKK
-
LHR
2 stops29h 25m
Hainan Airlines
Wed 18/219:45
LHR
-
BKK
1 stop31h 20m
Hainan Airlines
Deal found 14/1£449
Thu 5/211:10
BKK
-
LHR
1 stop37h 25m
Multiple Airlines
Sun 8/222:05
LHR
-
BKK
1 stop18h 25m
Multiple Airlines
Deal found 14/1£451
Thu 5/211:10
BKK
-
LHR
2 stops37h 25m
Multiple Airlines
Tue 17/221:00
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 14/1£453
Tue 26/511:05
BKK
-
LHR
1 stop38h 25m
Multiple Airlines
Thu 4/621:20
LHR
-
BKK
1 stop17h 35m
Multiple Airlines
Deal found 12/1£455
Tue 3/211:10
BKK
-
LHR
1 stop36h 10m
Multiple Airlines
Thu 19/221:00
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 13/1£456
Thu 19/311:10
BKK
-
LHR
2 stops37h 25m
Multiple Airlines
Wed 22/421:20
LHR
-
BKK
1 stop17h 35m
Multiple Airlines
Deal found 13/1£457
Tue 24/319:10
BKK
-
LHR
1 stop28h 10m
Hainan Airlines
Mon 6/422:00
LHR
-
BKK
2 stops30h 00m
Hainan Airlines
Deal found 13/1£459
Thu 19/311:10
BKK
-
LHR
2 stops37h 25m
Multiple Airlines
Mon 20/421:20
LHR
-
BKK
1 stop24h 45m
Multiple Airlines
Deal found 13/1£460
Tue 20/119:10
BKK
-
LHR
1 stop28h 10m
Hainan Airlines
Wed 18/219:45
LHR
-
BKK
1 stop31h 20m
Hainan Airlines
Deal found 13/1£460

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 858,174 searches. Data last updated 15 January 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

Suvarnabhumi

Fly to

Heathrow

Route

Depart

Return

Price

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 1/3

11:10-17:55

2 stops37h 45m

London Heathrow

Sun 8/3

14:15-13:40

1 stop16h 25m

£524

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 11/5

19:30-17:50

1 stop28h 20m

London Heathrow

Fri 22/5

22:00-10:00

2 stops30h 00m

£527

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 7/5

19:20-19:30

2 stops30h 10m

London Heathrow

Fri 29/5

22:00-10:00

2 stops30h 00m

£539

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 27/1

20:05-18:25

1 stop29h 20m

London Heathrow

Fri 30/1

08:25-06:45

1 stop15h 20m

£550

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 9/4

11:05-19:30

2 stops38h 25m

London Heathrow

Mon 20/4

21:20-04:05

1 stop24h 45m

£551

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 9/4

11:05-19:30

2 stops38h 25m

London Heathrow

Mon 20/4

22:00-10:00

2 stops30h 00m

£553

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Fri 8/5

19:10-06:30

1 stop17h 20m

London Heathrow

Sat 13/6

08:25-06:55

1 stop16h 30m

£562

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 5/2

20:05-05:55

1 stop16h 50m

London Heathrow

Thu 5/3

20:05-06:45

1 stop27h 40m

£571

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 14/6

15:55-17:05

1 stop31h 10m

London Heathrow

Tue 11/8

19:50-20:05

1 stop18h 15m

£617

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 17/2

19:00-07:15

1 stop19h 15m

London Heathrow

Mon 9/3

11:00-11:20

1 stop17h 20m

£629

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 21 results
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?

Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Heathrow. Price data was last updated on 9 January 2026.

The price you pay for your flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £492). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in September is currently the most expensive (average of £574). 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 15 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport as you normally would.

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 15 January 2026.
Read through reviews of airlines operating flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport, such as EVA Air, Emirates, andThai Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

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?

    There are many flights that can get you from Bangkok Suvarnabhumi Airport to London Heathrow Airport in 29h 20m. Fly via Hainan Airlines or Oman Air to get the fastest option. Airlines will cover a distance of 5947 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport round-trip?

    Flying on China Southern is currently your cheapest option to London Heathrow Airport, with prices starting at £234. Additional return tickets that might be worth considering are offered by Oman Air and Air India, with the lowest prices starting at £246 and £332, respectively. Users have found that China Southern is 68% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to London Heathrow Airport one-way?

    The cheapet airlines for a one-way flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport are Scandinavian Airlines (£133), Etihad Airways (£185), and China Eastern (£187).

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

    Before booking your flight to London Heathrow Airport from Bangkok Suvarnabhumi Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (95%), Thai Airways (93%), EVA Air( 93%).

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

    The cheapest flight price from Bangkok Suvarnabhumi Airport to London Heathrow Airport is £377. On average you can expect to pay £949. The most popular route, (Bangkok Suvarnabhumi - London Heathrow), can usually be booked for £456.

  • 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 £492). Flying from Bangkok Suvarnabhumi Airport to London Heathrow Airport in September is currently the most expensive (average of £574). 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
Croydon
Luton
Northampton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
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Swindon
Bedford
Chelmsford
Eastbourne
Romford

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Alternative routes for Suvarnabhumi to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Suvarnabhumi to Heathrow

Discover the top 10 airlines 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 858,174 searches. Data last updated 15 January 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£237Average£520FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Oman AirCheapest£246Average£626FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
Air IndiaCheapest£363Average£656FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Turkish AirlinesCheapest£380Average£584FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Austrian AirlinesCheapest£453Average£671FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
SAUDIACheapest£486Average£553FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
China EasternCheapest£505Average£595FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Kuwait AirwaysCheapest£511Average£581FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£541Average£628FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£545Average£700FlexibilityNo cancel feeOn-time79%
Search SWISS flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Suvarnabhumi to Heathrow?

Deals for Suvarnabhumi to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Suvarnabhumi to Heathrow.

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

Yes, we can. To see specific flights from Suvarnabhumi to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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