AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Athens (ATH) in May 2026 (see full year).
One-Way flights
| 06 May | Frontier Airlines | ||
| 21 May | Lufthansa | ||
| 03 May | American Airlines | ||
| 03 May | American Airlines | direct | |
| 06 May | British Airways | direct | |
| 21 May | Finnair | direct |
Also check the deals for return flights from Philadelphia to Athens in May.
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