Cheap flights from London to Barcelona from C$ 47

The cheapest month to fly to Barcelona from London is in November. Flight prices, which tend to average around C$ 104, are often lower during this time because this is during the off-season. If you’re not able to fly to Barcelona in November, then January is your next best option. Flight prices from London to Barcelona during January average around C$ 107.

According to our data, Tuesday is the cheapest day to fly to Barcelona from London. The lowest ticket price found for a Tuesday departure recently was C$ 157. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Barcelona for around C$ 351.

Our most recent data shows that the best time of day to fly to Barcelona is in the afternoon. Flights from London to Barcelona during this time can be as low as C$ 159. Try not to purchase tickets in the morning because they tend to be around C$ 244. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 C$ 262 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from London for as low as C$ 237 on momondo.

There are 3 cabin classes 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.

Vueling and easyJet are the most popular carriers operating from London to Barcelona

Vueling, British Airways and Iberia are the top three most popular airlines that fly to Barcelona from London according to our data. Vueling is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Barcelona. Keep in mind that there are 3 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

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 116 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, easyJet has had the least delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

As of March 2026, 31 flights take off from London and land in Barcelona each day. The most common flight departure time for this route is 9:00a.m., with 51% of daily flights taking off at noon.

As of March 2026, there are 223 flights per week flying from London to Barcelona. The most common day of the week flights depart is Sat, with 29% of flights taking off on this day.