Cheap flights from the United Kingdom to Barcelona from £15

If you aren’t able to travel during the month of November, then book flights to Barcelona from United Kingdom during January instead. Flights to Barcelona in January, while not as cheap as those in November, still average around £60.

Our data shows that Monday is the least expensive day to fly to Barcelona. Tickets to fly out on this day can be as low as £123. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Barcelona for around £150.

Flying to Barcelona from United Kingdom in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £124 when looking at flights departing in the afternoon. Flights in the morning are often more expensive, with an average ticket price of £142.

Fly from Birmingham to Reus for the best United Kingdom - Barcelona flight prices

You are more likely to see cheaper flights to Barcelona from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around £145 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from United Kingdom for as low as £130 on momondo.

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

Ryanair, easyJet, and Wizz Air are the most popular carriers operating from United Kingdom to Barcelona

Ryanair, Vueling and easyJet are the top three most popular airlines that fly to Barcelona from United Kingdom according to our data. Ryanair is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Barcelona. Keep in mind that there are 15 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between United Kingdom and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 117 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

As of March 2026, 58 flights take off from United Kingdom and land in Barcelona each day. The most common flight departure time for this route is 09:00, with 47% of daily flights taking off at midday.

406 flights are operational weekly from United Kingdom to Barcelona as of March 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.