AirHint found the following cheapest return flights from Philadelphia (PHL) to Athens (ATH) in April 2026 (see full year).
Return flights
| 24 Apr - 12 May | Finnair | ||
| 23 Apr - 04 May | British Airways | ||
| 24 Apr - 04 May | British Airways | ||
| 24 Apr - 03 May | Delta |
Also check the deals for one-way flights from Philadelphia to Athens in April.
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