Cheap flights from Philadelphia to Barcelona from $338

The month of August is, on average, the cheapest month to fly to Barcelona from Philadelphia, with most prices found around $174. If you don’t want to visit Barcelona in August, then you should wait until November to fly from Philadelphia, when ticket prices are also cheap, with an average price of $401.

The cheapest day to depart from Philadelphia to Barcelona is on a Monday when prices can be found for as low as $889. On the other hand, Friday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,090.

In the evening is the cheapest time of day to fly from Philadelphia to Barcelona when you can find flight prices for as low as $901. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,242 on average. Flights to Barcelona from Philadelphia in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Barcelona from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $923 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Philadelphia for as low as $838 on momondo.

Delta and TAP AIR PORTUGAL are the most popular carriers operating from Philadelphia to Barcelona

Iberia, United Airlines and LEVEL are the top three most popular airlines that fly to Barcelona from Philadelphia according to our data. Iberia is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 22 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

As of April 2026, 4 flights take off from Philadelphia and land in Barcelona each day. The most common flight departure time for this route is 5:00PM, with 100% of daily flights taking off in the afternoon.

The number of flights available between Philadelphia and Barcelona is 28 per week as of April 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.