AirHint found the following cheapest return flights from Philadelphia (PHL) to Madrid (MAD) in August 2026 (see full year).
Return flights
| 06 Aug - 20 Aug | Air Canada | ||
| 20 Aug - 03 Sep | jetBlue | ||
| 20 Aug - 03 Sep | Finnair | direct | |
| 03 Aug - 17 Aug | Lufthansa | ||
| 06 Aug - 20 Aug | Finnair | direct | |
| 03 Aug - 17 Aug | British Airways | direct |
Also check the deals for one-way flights from Philadelphia to Madrid in August.
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