Cheap flights from Barcelona-El Prat Airport to the United Kingdom from £18

The cheapest month to fly to United Kingdom from Barcelona-El Prat Airport is in November. Flight prices, which tend to average around £63, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of November, then departing from Barcelona-El Prat Airport during the month May is also very affordable. Most momondo users find prices during this month for around £69.

The cheapest day to depart from Barcelona-El Prat Airport to United Kingdom is on a Saturday. Travellers who choose to depart for United Kingdom on a Saturday will often find tickets for as low as £70. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Barcelona-El Prat Airport to United Kingdom for around £97.

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £69. Try not to purchase tickets in the afternoon because they tend to be around £128. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Barcelona-El Prat to London Stansted for the best Barcelona-El Prat - United Kingdom flight prices

You are more likely to see cheaper flights to United Kingdom from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £126 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Barcelona-El Prat Airport for as low as £117 on momondo.

There are 4 cabin classes available to choose from on Barcelona-El Prat Airport to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair, easyJet, and Vueling are the most popular carriers operating from Barcelona-El Prat to United Kingdom

Ryanair, Vueling and easyJet are the top three most popular airlines that fly to United Kingdom from Barcelona-El Prat Airport according to our data. Ryanair is the first choice among our users, with 39% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 4 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between Barcelona and United Kingdom 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.

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 13% of their flights experiencing any sort of delay.

As of June 2026, there are 54 flights per day flying from Barcelona-El Prat Airport to United Kingdom. The most common time of day flights depart is 07:00, with 54% of flights taking off at midday.

381 flights are operational weekly from Barcelona-El Prat Airport to United Kingdom as of June 2026. The most popular departure day for this route is Mon, with 25% of flights per week taking off on this day.