AirHint found the following cheapest one-way flights from San Diego (SAN) to Vienna (VIE) in December 2025 (see full year).
One-Way flights
| 03 Dec | Delta | ||
| 04 Dec | Frontier Airlines | ||
| 01 Dec | Frontier Airlines | ||
| 13 Dec | jetBlue | ||
| 02 Dec | Lufthansa | ||
| 20 Dec | Hawaiian Airlines |
Also check the deals for return flights from San Diego to Vienna in December.
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