Cheap flights from Barcelona-El Prat Airport to London from $25

The cheapest month to fly to London from Barcelona-El Prat Airport is in November. Flight prices, which tend to average around $84, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Barcelona-El Prat Airport averaging around $89.

The cheapest day to depart from Barcelona-El Prat Airport to London is on a Friday. Travelers who choose to depart for London on a Friday will often find tickets for as low as $142. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $189. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Barcelona-El Prat Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $127 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $247. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Barcelona-El Prat to London Luton 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 $172 when searching weeks out. 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 $139 on momondo.

There are 4 cabin classes 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 October 2026, prices for Barcelona-El Prat Airport to London flights are approximately 22% cheaper when compared to flights at the same time last year.

easyJet, Ryanair, and British Airways are the most popular carriers operating from Barcelona-El Prat to London

Vueling, British Airways and Ryanair are the top three most popular airlines that fly to London from Barcelona-El Prat Airport according to our data. Vueling is the first choice among our users, with 48% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% 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 early afternoon 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. Thursday 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 14% of their flights experiencing any sort of delay.

20 flights are operational daily from Barcelona-El Prat Airport to London as of October 2026. The most popular departure time for this route is 7:00AM, with 43% of flights per day taking off at noon.

144 flights are operational weekly from Barcelona-El Prat Airport to London as of October 2026. The most popular departure day for this route is Tue, with 46% of flights per week taking off on this day.