Cheapest return flights from Philadelphia to Barcelona in May from 597€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in May 2026 (see full year).

Return flights

18 May - 09 Jun Air Canada
18 May - 09 Jun British Airways direct
15 May - 22 May United
21 May - 27 May Lufthansa
15 May - 25 May Lufthansa
31 May - 10 Jun Aer Lingus
15 May - 22 May Finnair direct
15 May - 25 May Finnair direct

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

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