AirHint found the following cheapest return flights from Phoenix (PHX) to Athens (ATH) in December 2025 (see full year).
Return flights
| 11 Dec - 18 Dec | British Airways | ||
| 10 Dec - 17 Dec | Lufthansa | ||
| 14 Dec - 12 Jan | Air Canada | ||
| 25 Dec - 10 Jan | Austrian Airlines | ||
| 22 Dec - 02 Jan | Delta | ||
| 20 Dec - 05 Jan | WestJet | ||
| 24 Dec - 03 Jan | KLM |
Also check the deals for one-way flights from Phoenix to Athens in December.
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