AirHint found the following cheapest return flights from Philadelphia (PHL) to Vienna (VIE) in December 2025 (see full year).
Return flights
| 08 Dec - 15 Dec | Air Canada | ||
| 07 Dec - 14 Dec | Air Canada | ||
| 11 Dec - 18 Dec | Austrian Airlines | ||
| 09 Dec - 13 Dec | jetBlue | ||
| 24 Dec - 03 Jan | Austrian Airlines | ||
| 25 Dec - 03 Jan | Lufthansa | ||
| 25 Dec - 02 Jan | Air Canada |
Also check the deals for one-way flights from Philadelphia to Vienna in December.
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