AirHint found the following cheapest return flights from Cincinnati (CVG) to San Jose (SJO) in October 2025 (see full year).
Return flights
| 25 Oct - 31 Oct | Frontier Airlines | ||
| 28 Oct - 01 Nov | Frontier Airlines | ||
| 24 Oct - 27 Oct | Frontier Airlines |
Also check the deals for one-way flights from Cincinnati to San Jose in October.
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