£235 Cheap Flights from Bangkok (BKK) to London (LHR)

View £235 flight on Tue, 30 Jun 2026Opens in a new window

Popular airlines from Suvarnabhumi International Airport (BKK) to Heathrow Airport (LHR)

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

Prices were available within the past 7 days and start at £235 for one-way flights and £523 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hainan Airlines
Tue, 3 Nov - Wed, 11 Nov
BKK
Bangkok
LHR
London
£523 Return, found 4 days ago
£523
Return
found 4 days ago
Select Hainan Airlines flight, departing Tue, 3 Nov from Bangkok to London, returning Wed, 11 Nov, priced at £523 found 4 days ago
Air India
Thu, 18 Jun - Sat, 20 Jun
BKK
Bangkok
LHR
London
£601 Return, found 8 hours ago
£601
Return
found 8 hours ago
Select Air India flight, departing Thu, 18 Jun from Bangkok to London, returning Sat, 20 Jun, priced at £601 found 8 hours ago
Kuwait Airways
Fri, 6 Nov - Fri, 27 Nov
BKK
Bangkok
LHR
London
£605 Return, found 9 hours ago
£605
Return
found 9 hours ago
Select Kuwait Airways flight, departing Fri, 6 Nov from Bangkok to London, returning Fri, 27 Nov, priced at £605 found 9 hours ago
Air China
Tue, 2 Jun - Mon, 14 Sept
BKK
Bangkok
LHR
London
£605 Return, found 5 days ago
£605
Return
found 5 days ago
Select Air China flight, departing Tue, 2 Jun from Bangkok to London, returning Mon, 14 Sept, priced at £605 found 5 days ago
Royal Jordanian
Thu, 25 Jun - Fri, 11 Sept
BKK
Bangkok
LHR
London
£618 Return, found 3 days ago
£618
Return
found 3 days ago
Select Royal Jordanian flight, departing Thu, 25 Jun from Bangkok to London, returning Fri, 11 Sept, priced at £618 found 3 days ago
Gulf Air
Tue, 9 Jun - Tue, 23 Jun
BKK
Bangkok
LHR
London
£622 Return, found 1 day ago
£622
Return
found 1 day ago
Select Gulf Air flight, departing Tue, 9 Jun from Bangkok to London, returning Tue, 23 Jun, priced at £622 found 1 day ago
China Eastern Airlines
Wed, 10 Jun - Sun, 14 Jun
BKK
Bangkok
LHR
London
£623 Return, found 18 hours ago
£623
Return
found 18 hours ago
Select China Eastern Airlines flight, departing Wed, 10 Jun from Bangkok to London, returning Sun, 14 Jun, priced at £623 found 18 hours ago
Etihad Airways
Thu, 18 Jun - Sat, 20 Jun
BKK
Bangkok
LHR
London
£626 Return, found 8 hours ago
£626
Return
found 8 hours ago
Select Etihad Airways flight, departing Thu, 18 Jun from Bangkok to London, returning Sat, 20 Jun, priced at £626 found 8 hours ago
Saudia
Tue, 14 Jul - Thu, 17 Sept
BKK
Bangkok
LHR
London
£649 Return, found 1 day ago
£649
Return
found 1 day ago
Select Saudia flight, departing Tue, 14 Jul from Bangkok to London, returning Thu, 17 Sept, priced at £649 found 1 day ago
IndiGo
Fri, 3 Jul - Mon, 21 Sept
BKK
Bangkok
LHR
London
£656 Return, found 11 hours ago
£656
Return
found 11 hours ago
Select IndiGo flight, departing Fri, 3 Jul from Bangkok to London, returning Mon, 21 Sept, priced at £656 found 11 hours ago

Alternative airports near London

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

Select flight to Gatwick LGW. Cheapest option available. Average driving time to city centre is 52 minutes. Flights from £626
LGW
Gatwick
Cheapest
Average driving time to city centre52 min
Flights from £626
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £947
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £947

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

May is typically the cheapest month to fly

From £392 - £645 per traveller.

Frequently asked questions

How much does a flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) cost?
One-way flights typically cost between $917 and $5,367 and return flights often range between $917 and $5,367. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
May is typically the cheapest month to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow), with average round-trip fares of approximately 2324 CAD. This is about 10% lower than the average price throughout the year. May often sees lower prices as it falls outside of peak holiday seasons, leading to reduced demand. Other cheap months to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) include June and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
Enter BKK to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) will differ from traveler to traveler. If you like to fly early, TG offers early morning flights. If price is the most important factor, BR typically offers the lowest fares. QR offers the most daily flights from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
The best time to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) is typically June. This month offers a good balance, as it's one of the cheapest months to fly, with average round-trip flights around 2324 CAD, and it's also a popular time to travel, meaning you'll have plenty of flight options. While May is also a cheap month, June gives you the added benefit of high flight availability, making it easier to find a schedule that suits you. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
How many flights per day from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
There are approximately 3 nonstop flights per day from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow). For even more choice, look at flights that include layovers, as there are around 157 connecting flights per day. Some common connection points include Hamad Intl. (DOH), Franz Josef Strauss Intl. (MUC), and Indira Gandhi Intl. (DEL).
What is the earliest flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
The earliest flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) typically departs at approximately 12:05 AM local time, operated by TG. This is a seasonal service active in January, February, March, October, November, and December. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
If you're flying from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow), Wednesday typically offers the most flight options, with around 78 flights available. This gives you a good selection to choose from for your travel plans. Major airlines on this route include Qatar Airways, Emirates, and Thai Airways.
What are the most popular departure times for flights from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) are in the early morning, from midnight to 3am. About 20% of passengers prefer this time. Many major carriers, including Emirates, Thai Airways and Qatar Airways, offer flights during this window. This timing works well because it allows for a full day in Bangkok before your flight, and you'll typically arrive in London in the morning, ready to start your day.
How long does it take to fly from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
A nonstop flight from BKK to LHR typically takes around 12 hours 30 minutes, covering approximately 5,951 miles. Connecting flights on this route usually add 4 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
Select the "Business class" and "First class" filters when looking for BKK to LHR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from Suvarnabhumi Intl. (BKK)?
From Suvarnabhumi Intl. (BKK), you can fly into Heathrow (LHR), Gatwick (LGW), Stansted (STN) and London Intl. (YXU) in London. Some flights may connect through major hubs like Indira Gandhi Intl. (DEL), Vienna Intl. (VIE), Chhatrapati Shivaji Intl. (BOM) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow)?
If you booked your Bangkok (BKK-Suvarnabhumi Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Heathrow
Return price
£523
Distance
9520 km
Average flight time
6 hours 48 mins

Book with confidence

Compare flights from Bangkok to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Bangkok to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Suvarnabhumi Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Suvarnabhumi Intl. (BKK) to Heathrow (LHR)

The easiest way to view the best deals on flights from Bangkok to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Suvarnabhumi Intl. to Heathrow start at just £523 and range up to £656.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Bangkok and London
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Bangkok to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Suvarnabhumi Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Bangkok to London easily and book with confidence

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*Available to Expedia members.