Flight schedule from London Heathrow (LHR) to Bangkok (BKK)
Select a travel date in the flight schedule for the route from London Heathrow (LHR) to Bangkok (BKK) and compare affordable flight deals.
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Matching outbound flights36 of 36
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- 17 – 23 August 2026
- 24 – 30 August 2026
- 31 Aug – 6 Sept 2026
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKKnon-stop
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
- LHRBKK1 stopover
Tips and tricks to help you find cheap flights from London Heathrow to Bangkok
Favourite airline: Air China
Most travellers looking for flights on the route from London Heathrow to Bangkok decide to book with Air China.
Air China
19 %
Etihad Airways
9 %
Malaysia Airlines
8 %
Important flight information
Frequently Asked Questions (FAQ)
A direct flight from London Heathrow to Bangkok typically takes around 11 hours 25 minutes. If you choose a connecting flight, you should allow more time. Typical one-stop journeys take around 14 hours 40 minutes. For the quickest journey, a direct flight is usually the most comfortable choice.
Yes, there are direct flights from London Heathrow to Bangkok, with an average of around 2 to 3 flights per day, operated by, among others, Thai Airways and EVA Airways. If you want to travel without a stopover, it is worth filtering specifically for direct flights when searching.
Direct flights from London Heathrow to Bangkok are operated by, among others, Thai Airways and EVA Airways. There are also connecting flights with one stop, for example with Etihad Airways (via Abu Dhabi), Emirates (via Dubai) and Finnair (via Helsinki). If a short travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.
Direct flights from London Heathrow to Bangkok operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day has no direct service, nearby departure days or short connecting flights may be a good alternative.
On the route from London Heathrow to Bangkok there are on average around 2 to 3 flights per day. The number of services can vary by day of the week and season. If you are flexible with your dates, it is worth comparing several departure days.
On the route from London Heathrow to Bangkok there are around 14 to 15 flights per week. The number of services can vary depending on the season and day of the week. If you have flexibility, it is worth looking at several departure days to find the best option.
The earliest direct flight from London Heathrow to Bangkok usually departs at 11:50. The exact departure time may vary by day of the week and airline. Early flights are particularly useful if you want to make the most of your arrival day in Bangkok.
The last direct flight from London Heathrow to Bangkok usually departs at 21:35. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a direct flight, as a connecting service could push the arrival time significantly later.
For flights from London Heathrow to Bangkok, offers from EVA Airways, Thai Airways and Saudia are chosen most frequently. This reflects which airlines have been particularly popular with users on this route over the past year. Whether an airline suits you also depends on price, flight times, baggage and possible stopovers.
Flights from London Heathrow to Bangkok are most frequently searched for travel in November, September and October. If you are planning to fly in one of these months, it may be worth comparing offers early. Outside the most popular months, you may find more choice or cheaper connections.
For flights from London Heathrow to Bangkok, departures on Monday, Thursday and Friday are particularly in demand. Demand can be higher on popular travel days, so it is worth checking alternative departure days. You may find more suitable flight times or cheaper offers.
For trips from London Heathrow to Bangkok, stays of 28, 22 and 29 days are most commonly searched. These trip lengths are particularly popular with idealo users on this route.
Based on analysed offers, September, October and August tend to be among the cheaper travel months for flights from London Heathrow to Bangkok. This does not mean every flight in these months is automatically cheap. It is best to compare different departure days to find suitable offers.
Cheap flights to Bangkok are often available from London Heathrow, Birmingham and Edinburgh. Prices vary depending on the departure airport, travel date and available connection. If you are flexible about getting to the airport, comparing several departure airports can be worthwhile.
As well as London Heathrow airport, users also frequently search for flights from Manchester, Birmingham and London Gatwick to Bangkok. Alternative departure airports can offer more choice of flight times, airlines or prices. Do also check how accessible each airport is for you.