Cheap flights from Barcelona-El Prat Airport to London from $63

If you aren’t able to travel during the month of November, then book flights to London from Barcelona-El Prat Airport during October instead. Flights to London in October, while not as cheap as those in November, still average around $129.

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $144. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Barcelona-El Prat Airport to London for around $507.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as $153. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around $509.

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

You are more likely to see cheaper flights to London from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $240 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Barcelona-El Prat Airport for as low as $200 on momondo.

There is only 1 cabin class available to choose from on Barcelona-El Prat Airport to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Barcelona-El Prat Airport to London.

As of July 2026, prices for Barcelona-El Prat Airport to London flights are approximately 12% more expensive when compared to flights at the same time last year.

Historically, on average around 19% 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 123 minutes.

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

Tuesday 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 14% of their flights experiencing any sort of delay.

As of July 2026, 17 flights take off from Barcelona-El Prat Airport and land in London each day. The most common flight departure time for this route is 07:00, with 46% of daily flights taking off at midday.

As of July 2026, 121 flights take off from Barcelona-El Prat Airport and land in London each week. The most common flight departure day for this route is Sun, with 32% of weekly flights taking off on this day.