Cheap flights from Spain to London from £20

The cheapest month to fly to London Gatwick Airport from Spain is in November. Flight prices, which tend to average around £85, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in November, then you should wait until January to fly from Spain, when ticket prices are also cheap, with an average price of £85.

According to our data, Saturday is the cheapest day to fly to London Gatwick Airport from Spain. The lowest ticket price found for a Saturday departure recently was £59. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Spain to London Gatwick Airport on a Sunday will generally be more expensive and average around £101. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Spain 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 £69. In contrast, the most expensive time of day to depart to London Gatwick Airport is at midday when prices are around £121.

Fly from Barcelona-El Prat to London Gatwick for the best Spain - London Gatwick flight prices

You are more likely to see cheaper flights to London Gatwick Airport from Spain when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £81 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 Spain for as low as £71 on momondo.

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

Vueling, Wizz Air, and easyJet are the most popular carriers operating from Spain to London Gatwick

easyJet, Vueling and British Airways are the top three most popular airlines that fly to London Gatwick Airport from Spain according to our data. easyJet is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London Gatwick Airport. Keep in mind that there are 8 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 21% of flights between Spain and London have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

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

Wednesday 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, Vueling have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

As of September 2026, 64 flights take off from Spain and land in London Gatwick Airport each day. The most common flight departure time for this route is 18:00, with 40% of daily flights taking off at midday.

As of September 2026, there are 450 flights per week flying from Spain to London Gatwick Airport. The most common day of the week flights depart is Sun, with 30% of flights taking off on this day.