AirHint found the following cheapest return flights from San Francisco (SFO) to Vienna (VIE) in October 2025 (see full year).
Return flights
| 15 Oct - 27 Oct | Condor | ||
| 15 Oct - 26 Oct | Condor | ||
| 30 Oct - 07 Nov | Condor | ||
| 19 Oct - 26 Oct | Condor | ||
| 29 Oct - 22 Nov | Austrian Airlines | ||
| 19 Oct - 08 Nov | Iberia | ||
| 16 Oct - 08 Nov | TAP |
Also check the deals for one-way flights from San Francisco to Vienna in October.
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