Cheap flights from Barcelona-El Prat Airport to London from $26

In general, March is the cheapest month to fly from Barcelona-El Prat Airport to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $99. If you are unable to visit London Gatwick Airport during the month of March, then departing from Barcelona-El Prat Airport during the month January is also very affordable. Most momondo users find prices during this month for around $100.

The cheapest day to depart from Barcelona-El Prat Airport to London Gatwick Airport is on a Thursday when prices can be found for as low as $96. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Saturday is $150.

Flying to London Gatwick Airport from Barcelona-El Prat Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $105 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $218 per ticket.

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

You are more likely to see cheaper flights to London Gatwick Airport from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around $112 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Barcelona-El Prat Airport for as low as $79 on momondo.

There are 2 cabin classes available to choose from on Barcelona-El Prat Airport 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.

Historically, on average around 18% of flights between Barcelona and London have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

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

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

According to our data, Vueling have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

8 flights are operational daily from Barcelona-El Prat Airport to London Gatwick Airport as of October 2026. The most popular departure time for this route is 12:00PM, with 45% of flights per day taking off in the afternoon.

61 flights are operational weekly from Barcelona-El Prat Airport to London Gatwick Airport as of October 2026. The most popular departure day for this route is Sun, with 43% of flights per week taking off on this day.