AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in August 2026 (see full year).
Return flights
| 14 Aug - 24 Aug | Iberia | ||
| 06 Aug - 13 Aug | Aer Lingus | ||
| 14 Aug - 24 Aug | Iberia | direct | |
| 06 Aug - 13 Aug | Finnair | direct |
Also check the deals for one-way flights from Philadelphia to Barcelona in August.
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