AirHint found the following cheapest return flights from Phoenix (PHX) to Zagreb (ZAG) in December 2025 (see full year).
Return flights
| 09 Dec - 16 Dec | Lufthansa | ||
| 17 Dec - 24 Dec | Delta | ||
| 17 Dec - 23 Dec | Air France | ||
| 17 Dec - 25 Dec | Air France | ||
| 17 Dec - 26 Dec | Delta | ||
| 22 Dec - 04 Jan | Frontier Airlines | ||
| 20 Dec - 03 Jan | WestJet |
Also check the deals for one-way flights from Phoenix to Zagreb in December.
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