Cheap flights from London to Barcelona from €33

If you aren’t able to travel during the month of November, then book flights to Barcelona from London during January instead. Flights to Barcelona in January, while not as cheap as those in November, still average around €87.

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

You are more likely to see cheaper flights to Barcelona from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around €160 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 London for as low as €123 on momondo.

There is only 1 cabin class available to choose from on London to Barcelona 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 20% of flights between London and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 120 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, 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.

33 flights are operational daily from London to Barcelona as of August 2026. The most popular departure time for this route is 09:00, with 47% of flights per day taking off at midday.

As of August 2026, there are 233 flights per week flying from London to Barcelona. The most common day of the week flights depart is Thu, with 33% of flights taking off on this day.