AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in April 2026 (see full year).
Return flights
| 15 Apr - 09 May | Aer Lingus | ||
| 08 Apr - 02 May | Aer Lingus | ||
| 10 Apr - 02 May | Aer Lingus | ||
| 08 Apr - 02 May | British Airways | direct | |
| 15 Apr - 09 May | Finnair | direct | |
| 10 Apr - 02 May | British Airways | direct |
Also check the deals for one-way flights from Philadelphia to Barcelona in April.
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