Cheapest return flights from Philadelphia to Barcelona in May from $759

Best time to book flights for Philadelphia (PHL) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in May 2025 (see full year).

Return flights

19 May - 26 May Air Canada
19 May - 27 May Air Canada
20 May - 26 May Spirit Airlines
26 May - 09 Jun Spirit Airlines
26 May - 09 Jun Finnair direct
29 May - 12 Jun jetBlue
13 May - 18 May Air Canada
17 May - 24 May Spirit Airlines
16 May - 26 May Frontier Airlines
19 May - 27 May Finnair direct
18 May - 25 May United
19 May - 26 May Finnair direct
19 May - 23 May Air Canada

Also check the deals for one-way flights from Philadelphia to Barcelona in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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