Cheap flights from London Gatwick Airport to Thailand from £254

In general, September is the cheapest month to fly from London Gatwick Airport to Thailand. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £509. If you are unable to visit Thailand during the month of September, then departing from London Gatwick Airport during the month November is also very affordable. Most momondo users find prices during this month for around £536.

The cheapest day to depart on your flight to Thailand is on a Wednesday when prices can be found for as low as £625. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London Gatwick Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £744.

Our data shows that the cheapest London Gatwick Airport to Thailand flights are usually those with departure times at midday. Our users have found flights to Thailand at midday for as low as £270. In contrast, the most expensive time of day to depart to Thailand is in the evening when prices are around £741.

Fly from London Gatwick to Phuket City for the best London Gatwick - Thailand flight prices

You are more likely to see cheaper flights to Thailand from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around £629 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from London Gatwick Airport for as low as £537 on momondo.

There are 3 cabin classes available to choose from on London Gatwick Airport to Thailand flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

China Eastern, Air Arabia, and Norse Atlantic UK are the most popular carriers operating from London Gatwick to Thailand

British Airways, Emirates and China Eastern are the top three most popular airlines that fly to Thailand from London Gatwick Airport according to our data. British Airways is the first choice among our users, with 28% of people opting to fly with this airline when travelling to Thailand. Keep in mind that there are 20 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between London and Thailand have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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 9% of their flights experiencing any sort of delay.

As of November 2026, 1 flights take off from London Gatwick Airport and land in Thailand each day. The most common flight departure time for this route is 21:00, with 100% of daily flights taking off in the evening.

As of November 2026, 13 flights take off from London Gatwick Airport and land in Thailand each week. The most common flight departure day for this route is Sun, with 23% of weekly flights taking off on this day.