Cheap air tickets from London to Bangkok

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Travellers and cabin class, 1 Adult, Economy

Compare London to Bangkok flight deals

Find the cheapest month or even day of the year to fly to Bangkok

Book the best Bangkok fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from London to Bangkok

Looking for a cheap last-minute deal or the best return flight from London to Bangkok? Find the lowest prices on one-way and return tickets right here.

Bangkok.HK$8,457 per passenger.Departing Sat, 7 Nov, returning Mon, 16 Nov.Return flight with WestJet and China Eastern.Outbound indirect flight with WestJet, departs from London on Sat, 7 Nov, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with China Eastern, departs from Bangkok Suvarnabhumi on Mon, 16 Nov, arriving in London.Price includes taxes and charges.From HK$8,457, select.

Bangkok.HK$9,324 per passenger.Departing Thu, 17 Sep, returning Wed, 30 Sep.Return flight with Air Canada and Air China.Outbound indirect flight with Air Canada, departs from London on Thu, 17 Sep, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Air China, departs from Bangkok Suvarnabhumi on Wed, 30 Sep, arriving in London.Price includes taxes and charges.From HK$9,324, select.

Bangkok.HK$9,377 per passenger.Departing Sun, 17 Jan, returning Tue, 16 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sun, 17 Jan, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Air Canada, departs from Bangkok Suvarnabhumi on Tue, 16 Feb, arriving in London.Price includes taxes and charges.From HK$9,377, select.

Bangkok.HK$13,310 per passenger.Departing Sat, 19 Dec, returning Sat, 16 Jan.Return flight with WestJet and China Southern.Outbound indirect flight with WestJet, departs from London on Sat, 19 Dec, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with China Southern, departs from Bangkok Suvarnabhumi on Sat, 16 Jan, arriving in London.Price includes taxes and charges.From HK$13,310, select.

Find the cheapest month to fly from London to Bangkok

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Bangkok flights are currently cheapest in November.

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Alternative London to Bangkok routes

Looking for the cheapest, fastest or easiest route from London to Bangkok? You could fly into the following airports instead.

Don Mueang

21km from central Bangkok

Closest

from HK$11,752

Search flights

Bangkok Suvarnabhumi

29km from central Bangkok

Cheapest

from HK$8,457

Search flights

London to Bangkok: Flight information

The things to know before you go.

Cheapest flight found	HK$8,457
Cheapest month to fly	November

Finding cheap flights from London to Bangkok: Frequently asked questions

How many airports are there in Bangkok?

There are 2 airports in Bangkok: Don Mueang and Bangkok Suvarnabhumi.

How much are return flights from London to Bangkok?

The best price we found for a return flight from London to Bangkok is HK$8,457. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from London to Bangkok?

Currently, there are no airlines that fly direct from London to Bangkok. But we found flights with one or more stops from HK$8,457.

How many flights are there a week from London to Bangkok?

As of September 2026, there are no flights flying from London to Bangkok.

When is the cheapest time to fly from London to Bangkok?

The cheapest month to fly from London to Bangkok is usually November.

Which is the cheapest airport to fly into in Bangkok?

If you're flying from London Airport, the cheapest airport near Bangkok is Bangkok Suvarnabhumi – which is 28.6 km away from the centre of Bangkok. We've found flights into this airport from HK$8,457.

Which upcoming date is cheapest to fly from London Airport to Bangkok on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Airport to Bangkok on Saturday, 7 November 2026.

Can I get a direct flight from London Airport to Bangkok?

No airlines currently offer direct flights between London Airport and Bangkok. Most routes have one or more stops.

How can I get the best flight deal from London Airport to Bangkok?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bangkok but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Bangkok?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Bangkok?

In September, the average temperature is usually around 29°C. April is typically the warmest month in Bangkok, when it usually averages around 35°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging 21°C. The rainiest month is September.

Which is the cheapest airline to fly from London Airport to Bangkok with?

Currently, WestJet offers the cheapest flight tickets to Bangkok.

How to find cheap flights from London to Bangkok

Looking for cheap air tickets from London to Bangkok? Whether you are aiming to find one-way or return flights, here are a few tips on how to secure the best ticket price and make your journey as smooth as possible.

Simply hit 'search'. We've compared flight tickets from all major online travel agents and airlines flying from London-Bangkok to find the cheapest flights. And with us there are no hidden extras - what you see is what you pay.

Flex your dates to find the flight price for your London-Bangkok flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Bangkok from London.

Set up a Price Alert. You can easily track the price of your flight from London to Bangkok by creating an alert. Whenever prices go down or up, you'll get a push notification or e-mail to help you get the best flight deal.

Look for non-stop flights. Only interested in direct flights between London and Bangkok ? Make sure to tick 'Direct flights only' when performing a search. If there are flights without stops available, these will appear in the results.

Include nearby airports in your search. Widen your search for London to Bangkok flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save on your next trip.

Find the cheapest Business class flights from London to Bangkok. Check the difference in price of your London-Bangkok plane ticket when travelling in Economy, Premium economy, Business or First class. Note that not all cabin classes are available on every route or airline.

Search for cheap flights when out and about. To get the best flight booking experience regardless of where you are, download our app and search for flight tickets from London to Bangkok on the go.

Book air tickets from London to Bangkok with peace of mind

Find flexible flights. Your airline might be offering flexible tickets from London to Bangkok , which means you won't lose out if your flight has to be changed or cancelled.

Add travel cost protection. Avoid travel pitfalls and choose travel cost protection - it's available at the checkout as you book your London-Bangkok flight with us.

Reduce your carbon footprint by selecting a greener flight option. To check whether there are any lower emissions flights available on the route London-Bangkok , simply check the “only show flights with lower CO₂ emissions” box later on in your search.

Combine your flight to Bangkok with hotels and car hire

Once you've secured your flight booking from London to Bangkok, we will help you discover the best prices and exclusive rates for cheap hotels in Bangkok or nearby. And if you're looking for car hire, we've got you covered too. We allow you to compare hundreds of car hire companies in one search and find the best price on car rental in Bangkok.

Compare London-Bangkok tickets with other routes

Not entirely set on flying from London to Bangkok yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel from your chosen departure point.