AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Barcelona (BCN) in November 2025 (see full year).
One-Way flights
| 18 Nov | Frontier Airlines | ||
| 08 Nov | TAP | ||
| 28 Nov | Aer Lingus | ||
| 28 Nov | American Airlines | direct | |
| 08 Nov | British Airways | direct |
Also check the deals for return flights from Philadelphia to Barcelona in November.
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