Cheap flights from Thailand to London from £218

The cheapest month to fly to London Gatwick Airport from Thailand is in December. Flight prices, which tend to average around £176, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in December, then you should wait until February to fly from Thailand, when ticket prices are also cheap, with an average price of £176.

According to our data, Saturday is the cheapest day to fly to London Gatwick Airport from Thailand. The lowest ticket price found for a Saturday departure recently was £241. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Thailand to London Gatwick Airport on a Wednesday will generally be more expensive and average around £485. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Thailand to London Gatwick Airport flights are usually those with departure times in the afternoon. Our users have found flights to London Gatwick Airport in the afternoon for as low as £192. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the evening when prices are around £734.

Fly from Bangkok Suvarnabhumi to London Gatwick for the best Thailand - London Gatwick flight prices

You are more likely to see cheaper flights to London Gatwick Airport from Thailand when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £631 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Thailand for as low as £502 on momondo.

China Eastern, Qatar Airways, and Air China are the most popular carriers operating from Thailand to London Gatwick

China Eastern, Emirates and British Airways are the top three most popular airlines that fly to London Gatwick Airport from Thailand according to our data. China Eastern is the first choice among our users, with 34% of people opting to fly with this airline when travelling to London Gatwick Airport. Keep in mind that there are 4 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 26% of flights between Thailand and London have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

6 flights are operational weekly from Thailand to London Gatwick Airport as of May 2026. The most popular departure day for this route is Wed, with 33% of flights per week taking off on this day.

On average, it takes 15h 35m to fly from Thailand to London Gatwick Airport if you fly out of Bangkok (the most popular airport in Thailand) and into London Heathrow Airport (the most popular airport in London Gatwick Airport). If you’re flying out of Phuket City and into London Heathrow Airport, then the flight time is around 15h 55m.