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

  • Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Air China
China Eastern Airlines
Austrian Airlines
Lufthansa
Royal Brunei Airlines
Swiss International Air Lines
Hainan Airlines
Gulf Air
Air Astana
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
Flight from Bangkok to London route information
Origin airport
Suvarnabhumi Intl.
Destination airport
Heathrow
Airlines serving
Air China, Air India, Austrian Airlines, British Airways, Cathay Pacific, China Southern Airlines, EVA Airways, Etihad Airways, Finnair, Gulf Air, KLM, Kuwait Airways, Lufthansa, Malaysia Airlines, Oman Air, Qantas Airways, Qatar Airways, Sri Lankan Airlines, Swiss International Air Lines, Thai Airways International
Return price
AU$992
Distance
9520 km

Your quick guide to flights from Bangkok to London

Pick up great flights from Bangkok to London

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Bangkok to London. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Bangkok to London that take around hours.

Find cheap flights from Bangkok to London

From the great flight deals with prices currently ranging from AU$992 to AU$1,299, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Bangkok to London around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to London is normally in March.

Reasons to book your flight from Bangkok to London with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Bangkok to London across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to London right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Suvarnabhumi Airport to London Heathrow?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Bangkok Airport and LHR start from AU$992. Make your booking ASAP to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BKK to Heathrow Airport (LHR)?
Each airline has its own set of terms and conditions. If you decide to cancel your holiday, visit our Customer Service Portal.
How do I find cheap flights from Suvarnabhumi Airport to Heathrow Airport 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 Bangkok Airport to Heathrow Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Suvarnabhumi Airport to Heathrow Airport (LHR)?
With a flight distance of 9 600 kilometres between Bangkok Airport and Heathrow Airport (LHR), this is a long journey. Make sure you drink plenty of water and move your feet and legs from time to time.
Which airlines fly direct from Suvarnabhumi Intl. Airport (BKK) to London Heathrow?
With 60 monthly flights operating from Suvarnabhumi Intl. Airport (BKK) to LHR, Thai Airways International (TG) is a great choice. Another carrier operating on this route is EVA Air (BR). You’ll have 30 flights every month to take your pick of.
Are Suvarnabhumi Airport to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Suvarnabhumi Intl. Airport (BKK) to London Heathrow are available up to 12 months prior to departure on Expedia. And although you may occasionally score great last-minute deal, it’s not something you should count on. Also, booking your flights well in advance means you’ll have more choices — and you can avoid ending up with the dreaded middle seat! We’re constantly updating our fares to bring you the biggest bargains, so check back often for all the latest specials.
London Flight Deals

London

AU$2,074.90
Bangkok Airports

Bangkok

*Available to Expedia members.