Cheap Flights from London to Bangkok

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 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.
Map with a flight path from London to Bangkok. A plane icon is halfway along the route with a label that says "Direct flight".
Direct flight

Your route at a glance

Cheapest dealر.ق.‏ 1,761
Cheapest monthJanuary
Average flight duration11 hours and 32 minutes
Most popular airlineThai Airways

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 March.

Direct flights from London to Bangkok

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.

Finding cheap flights from London to Bangkok: Frequently asked questions

There are 2 airports in Bangkok: Don Mueang and Bangkok Suvarnabhumi.
The best price we found for a return flight from London to Bangkok is ر.ق.‏ 1,761. 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.
11 hours and 32 minutes is the average flight time from London to Bangkok.
Thai Airways, Air Canada and EVA Air fly direct from London to Bangkok.
As of December 2025, there are 64 flights per week flying from London to Bangkok.
The cheapest month to fly from London to Bangkok is usually January.
If you're flying from London, the cheapest airport near Bangkok is Bangkok Suvarnabhumi – which is 28.5 km away from the centre of Bangkok. We've found flights into this airport from ر.ق.‏ 1,761.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Bangkok on Sunday, 18 January 2026.
Yes – the average flight time is 11 hours and 32 minutes.
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.
In December, the average temperature is usually around 25°C. April is typically the warmest month in Bangkok, when it usually averages around 35°C. You can expect the least rain in December. The coldest month is November, with temperatures averaging 22°C. The rainiest month is September.
The cheapest airline that flies to Bangkok is China Eastern. And the cheapest airline that flies to Bangkok Suvarnabhumi Airport is Norse Atlantic Airways (UK).

Travelling from London to Bangkok: what you need to know

  • London has plenty of airports where you can start your journey. Check out your departure options from London Heathrow Airport (LHR) and London Gatwick Airport (LGW) when planning your flight from London to Bangkok. Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY) are the city's other main bases.

  • Suvarnabhumi Airport (BKK) and Don Mueang International Airport (DMK) are Bangkok's chief entry points.

  • Jump on a direct London to Bangkok flight and you'll be in transit for an average of 11 hours 40 minutes.

  • Bangkok's timezone is UTC+7, which makes Bangkok seven hours ahead of London.

  • The busiest route for flights from London to Bangkok is from London Heathrow Airport (LHR) to Suvarnabhumi Airport (BKK). There are 21 weekly services between these two airports. If you'd like to head off as soon as possible, the earliest flight from LHR to BKK is the 11:50 Thai Airways International option. If you have other commitments or plans on your day of travel, the final departure is at 21:35 with EVA Air.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This leaves you with plenty of time to catch your London to Bangkok flight.

  • During popular months such as July, it's a good idea to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead for international flights whenever you're flying during a peak period in general.

How to find the cheapest flights from London to Bangkok

  • Book 11 months before you travel. Pricing trends show that this is the ideal window for finding cheap London to Bangkok flights.

  • February is the best month for nabbing an amazing deal on a plane ticket from London to Bangkok. If you're looking to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • There's no need to search every day to see if prices have dropped when you set up a Price Alert. We'll tell you as soon as there's a better deal on cheap flights from London to Bangkok.

  • Tailor your flights using filters. Choose your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' London to Bangkok flights.

Flying from London

London Heathrow Airport (LHR)

  • You can catch a direct flight from London to Bangkok jetting off from London Heathrow Airport (LHR). Start your trip at LHR and come in for landing at Suvarnabhumi Airport (BKK).

  • Thai Airways International is a leading airline that offers direct London to Bangkok plane tickets leaving from LHR.

  • Stopovers are the ideal opportunity to take a travel break — and perhaps even explore another city. When searching for London to Bangkok flights leaving from London Heathrow Airport, deselect the 'Direct flights only' box to see where you can visit along the way. Top options include:

    • Frankfurt Airport (FRA)

    • Kuala Lumpur International Airport (KUL)

    • Chhatrapati Shivaji International Airport (BOM)

  • LHR is around 26 kilometres from central London. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 55 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 1 hour.

  • Searching for a handy hotel near London Heathrow Airport? If you're boarding an early flight from London to Bangkok, these stays will have you sleeping nice and close to your departure gate:

  • When it comes to London Heathrow Airport's on-time performance, data shows 68.18% of flights arrive within the expected time frame.

London Gatwick Airport (LGW)

  • You can catch a direct flight from London to Bangkok leaving from London Gatwick Airport (LGW). Begin your travels at LGW and touch down at Suvarnabhumi Airport (BKK).

  • British Airways offers direct London to Bangkok plane tickets from LGW. Book your preferred aisle (or window) seat and reach your destination in a single stretch.

  • Break up your London to Bangkok flight with a stop so you can stretch your legs or perhaps go somewhere you've never been before. Top stopovers between London Gatwick Airport and Bangkok include:

    • Shanghai Pudong International Airport (PVG)

    • Changi International Airport (SIN)

    • Franz Josef Strauss Airport (MUC)

  • Using public transport, you can travel from central London to LGW in around 30 minutes. The terminal is roughly 40 kilometres away. Driving will take you about 1 hour 20 minutes.

  • It's your holiday, so why not spend an extra night away from home? Think about checking in to one of these accommodation options near London Gatwick Airport the day before your flight from London to Bangkok:

  • 69% of all departures from London Gatwick Airport make it to their destination as expected.

Stansted Airport (STN)

  • Booking a ticket from London to Bangkok with a stop or two can give you more choice of departure times along with better fares. When flying from Stansted Airport (STN), here are a few places you can make a pit stop at on the way to Bangkok:

    • Dubai Airport (DXB)

    • Vienna International Airport (VIE)

    • Milano Malpensa Airport (MXP)

  • From central London, STN is around 48 kilometres away. It takes roughly 1 hour to arrive by car and 1 hour 25 minutes or so if you're on public transport.

  • Make taking an early London to Bangkok flight the easiest part of your journey. Stay at one of these accommodation options near Stansted Airport and get to the check-in counter feeling relaxed and unhurried:

  • Airports have an on-time performance rating that monitors how often flights arrive as expected. At STN, that figure is 64.73%.

Arriving in Bangkok

Suvarnabhumi Airport (BKK)

  • The distance from Suvarnabhumi Airport (BKK) to central Bangkok is approximately 29 kilometres. It takes around 35 minutes to reach the centre driving.

  • Getting to the centre on public transport typically takes 1 hour 5 minutes.

  • Reserve a hotel close to BKK if you have a late flight from London to Bangkok. Check in to one of these options and avoid the hassle of a long transfer:

  • Grab a Suvarnabhumi Airport rental car and explore Bangkok and beyond with your own wheels. Chic Car Rent, asap car hire and Hertz are leading providers to choose from here.

  • Lock in the best deal by booking your vehicle from Suvarnabhumi Airport about four weeks ahead of your departure.

Don Mueang International Airport (DMK)

  • Don Mueang International Airport (DMK) is about 21 kilometres from the centre of Bangkok. After your flight from London to Bangkok, it'll take you approximately 30 minutes to reach the heart of the city in a ride-share or cab.

  • You can expect the trip to take roughly 1 hour 5 minutes on public transport.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel near DMK. Here are a few options where you can tuck yourself in after your flight from London to Bangkok:

  • Forget about public transport schedules or waiting in a long cab line. Grab a Don Mueang International Airport rental car and take your journey in whatever direction you like. Compare availability and rates from Chic Car Rent, asap car hire and Hertz.

  • Avoid last-minute price surges. Reserving your ride three weeks ahead of your arrival at DMK will help you stay within budget.

Best time to go to Bangkok

  • April is the quietest month for flights from London to Bangkok, while July is the busiest. Pick the ideal time to visit Bangkok based on whether you prefer a laid-back vibe or a lively atmosphere.

  • Before locking in your London to Bangkok tickets, think about the weather you're most comfortable in. April is the warmest month in Bangkok, with temperatures ranging from 26ºC to 37ºC.

  • Search for cheap flights from London to Bangkok in December if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 19ºC and 33ºC on average.

More about Bangkok

  • Once you've booked your flight from London to Bangkok, take your pick from prime hotels that put you close to the action. Make one of these options your base for exploring Bangkok:

  • There are so many things to do and see in this city it can be tricky to work out where to begin. Grand Palace, Wat Arun and Wat Phra Kaew are highlights which should feature on any good Bangkok itinerary.

Explore more of Thailand

  • Bangkok has plenty going for it, but there are so many other corners of Thailand just waiting to be discovered. About 467 kilometres north-east of Bangkok, a visit to Udon Thani will fill your itinerary to the brim. Don't miss top attractions like Nong Prajak Public Park, Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor.

  • Chon Buri is another standout destination in Thailand and is around 64 kilometres south-east of Bangkok. No trip is complete without visiting Wat Ton Son, Forest and Phra Phutthasihing Hall.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.