AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in August 2026 (see full year).
Return flights
| 12 Aug - 26 Aug | Iberia | direct | |
| 05 Aug - 29 Aug | Iberia | ||
| 09 Aug - 23 Aug | Iberia | direct | |
| 20 Aug - 12 Sep | Iberia | ||
| 05 Aug - 29 Aug | Iberia | direct | |
| 20 Aug - 12 Sep | Finnair | direct |
Also check the deals for one-way flights from Philadelphia to Barcelona in August.
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