Cheap flights from London Gatwick Airport to Bangkok from C$ 544

The cheapest month to fly to Bangkok from London Gatwick Airport is in May. Flight prices, which tend to average around C$ 969, are often lower during this time because this is during the off-season. If you don’t want to visit Bangkok in May, then you should wait until September to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of C$ 1,005.

Our data shows that Wednesday is the least expensive day to fly to Bangkok. Tickets to fly out on this day can be as low as C$ 1,073. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 1,779. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok.

In the afternoon is the cheapest time of day to fly from London Gatwick Airport to Bangkok when you can find flight prices for as low as C$ 989. Flying to Bangkok in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Bangkok is in the morning when prices are around C$ 1,844.

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

You are more likely to see cheaper flights to Bangkok from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around C$ 1,163 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from London Gatwick Airport for as low as C$ 1,072 on momondo.

There are 2 cabin classes available to choose from on London Gatwick to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 17% of flights between London and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 132 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.

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

According to our data, British Airways has had the least delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

As of March 2026, 2 flights take off from London Gatwick Airport and land in Bangkok each day. The most common flight departure time for this route is 9:00p.m., with 80% of daily flights taking off in the evening.

As of March 2026, there are 16 flights per week flying from London Gatwick Airport to Bangkok. The most common day of the week flights depart is Tue, with 19% of flights taking off on this day.