Cheap Flights from London (LHR) to Bangkok (BKK) from HK$3,058~

View HK$3,058 flight on Mon, 7 Sept 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Suvarnabhumi Intl. Airport (BKK)

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Find Cheap Flights from London (LHR) to Bangkok (BKK)

Prices were available within the past 7 days and start at HK$3,058 for one-way flights and HK$4,263 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Sun, 3 May - Wed, 13 May
LHR
London
BKK
Bangkok
HK$4,263 Return, found 4 days ago
HK$4,263
Return
found 4 days ago
Select Air China flight, departing Sun, 3 May from London to Bangkok, returning Wed, 13 May, priced at HK$4,263 found 4 days ago
Saudia
Thu, 23 Apr - Tue, 28 Apr
LHR
London
BKK
Bangkok
HK$4,409 Return, found 2 days ago
HK$4,409
Return
found 2 days ago
Select Saudia flight, departing Thu, 23 Apr from London to Bangkok, returning Tue, 28 Apr, priced at HK$4,409 found 2 days ago
China Eastern Airlines
Mon, 18 May - Fri, 12 Jun
LHR
London
BKK
Bangkok
HK$5,147 Return, found 1 day ago
HK$5,147
Return
found 1 day ago
Select China Eastern Airlines flight, departing Mon, 18 May from London to Bangkok, returning Fri, 12 Jun, priced at HK$5,147 found 1 day ago
Air India
Wed, 3 Jun - Wed, 10 Jun
LHR
London
BKK
Bangkok
HK$5,221 Return, found 2 days ago
HK$5,221
Return
found 2 days ago
Select Air India flight, departing Wed, 3 Jun from London to Bangkok, returning Wed, 10 Jun, priced at HK$5,221 found 2 days ago
China Southern Airlines
Mon, 23 Nov - Thu, 3 Dec
LHR
London
BKK
Bangkok
HK$5,556 Return, found 2 days ago
HK$5,556
Return
found 2 days ago
Select China Southern Airlines flight, departing Mon, 23 Nov from London to Bangkok, returning Thu, 3 Dec, priced at HK$5,556 found 2 days ago
Scandinavian Airlines
Sat, 21 Nov - Fri, 4 Dec
LHR
London
BKK
Bangkok
HK$5,573 Return, found 12 hours ago
HK$5,573
Return
found 12 hours ago
Select Scandinavian Airlines flight, departing Sat, 21 Nov from London to Bangkok, returning Fri, 4 Dec, priced at HK$5,573 found 12 hours ago
Etihad Airways
Mon, 23 Mar - Mon, 20 Apr
LHR
London
BKK
Bangkok
HK$5,755 Return, found 2 days ago
HK$5,755
Return
found 2 days ago
Select Etihad Airways flight, departing Mon, 23 Mar from London to Bangkok, returning Mon, 20 Apr, priced at HK$5,755 found 2 days ago
IndiGo
Tue, 19 May - Mon, 1 Jun
LHR
London
BKK
Bangkok
HK$5,972 Return, found 1 day ago
HK$5,972
Return
found 1 day ago
Select IndiGo flight, departing Tue, 19 May from London to Bangkok, returning Mon, 1 Jun, priced at HK$5,972 found 1 day ago
Austrian Airlines
Wed, 18 Nov - Wed, 2 Dec
LHR
London
BKK
Bangkok
HK$6,069 Return, found 3 days ago
HK$6,069
Return
found 3 days ago
Select Austrian Airlines flight, departing Wed, 18 Nov from London to Bangkok, returning Wed, 2 Dec, priced at HK$6,069 found 3 days ago
Qatar Airways
Tue, 31 Mar - Thu, 7 May
LHR
London
BKK
Bangkok
HK$6,138 Return, found 11 hours ago
HK$6,138
Return
found 11 hours ago
Select Qatar Airways flight, departing Tue, 31 Mar from London to Bangkok, returning Thu, 7 May, priced at HK$6,138 found 11 hours ago

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from HK$6,295
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city centre23 min
Flights from HK$6,295

Find the cheapest month to fly from London (LHR) to Bangkok (BKK)

May is typically the cheapest month to fly

From HK$3,864 - HK$5,576 per traveller.

Frequently asked questions

How much is a flight from Heathrow Airport to Suvarnabhumi Intl. Airport (BKK)?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Heathrow Airport and Suvarnabhumi Intl. Airport (BKK) start from HK$4,263. Book now to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to Suvarnabhumi Airport?
The majority of flights can be canceled online, but each airline has a different set of terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from LHR to Suvarnabhumi Intl. Airport (BKK) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to BKK flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Suvarnabhumi Airport?
Hounslow to Bang Phli is around 9,600 kilometers, so be prepared to spend quite a while in the air. Make sure you pack all the essentials, from your earplugs to your eye mask. Throw in a few snacks to nibble on throughout your journey too.
Which airlines fly direct from LHR to Bangkok Airport?
Many people opt to fly with Thai Airways International (TG) from Heathrow Airport to BKK. This top airline offers 60 flights every month, so you can easily find a flight time that's right for you. You could also have a look at the airfares with EVA Air (BR). This carrier operates 30 monthly flights between Hounslow and Bang Phli.
Are LHR to Suvarnabhumi Intl. Airport (BKK) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport to Suvarnabhumi Intl. Airport (BKK) at the last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

Travel information

Origin airport
Heathrow
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air France, Air India, Cathay Pacific, China Southern Airlines, EVA Airways, Emirates, Etihad Airways, Finnair, Gulf Air, IndiGo, Korean Air, Kuwait Airways, Lufthansa, Malaysia Airlines, Oman Air, Qatar Airways, Saudia, Singapore Airlines, Swiss International Air Lines, Turkish Airlines
Return price
HK$4,263
Distance
9520 km
Average flight time
18 hours 30 mins

Book with confidence

Flights from London to Bangkok

Book cheap flights from London (LHR) to Bangkok (BKK) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from London (LHR) to Bangkok (BKK) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your London (LHR) to Bangkok (BKK) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Bangkok flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Bangkok and things to do in Bangkok for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Bangkok more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Bangkok is HK$3,058 now!

 

Flights from London to Bangkok

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