If you're looking to fly from London Heathrow to Barcelona, you might like to know that 13 / Jan / 2023 currently has the cheapest flights. At the moment, there are ten airlines flying to Barcelona. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Barcelona.
There are 623 flights from London Heathrow to or via Barcelona every week. Out of the ten available airlines, the most popular ones are Iberia Airlines, SWISS & Lufthansa. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
Generally speaking, the flight from London Heathrow to Barcelona takes around 5 hrs 45 mins. The fastest flight takes 1 hrs 55 mins to cover the 1149 km distance. You can view all flight times yourself in the results list.
If you want to travel in August, it's best to book your flights early, as this is peak season in Barcelona. The cheapest month to fly is normally April – try searching three to four months prior to then to get a bargain. You can also search by month, which will reveal the cheapest time of the week to fly.