AirHint found the following cheapest one-way flights from San Francisco (SFO) to Athens (ATH) in October 2025 (see full year).
One-Way flights
| 22 Oct | Frontier Airlines | ||
| 28 Oct | Frontier Airlines | ||
| 15 Oct | TAP | ||
| 21 Oct | TAP | ||
| 29 Oct | TAP | ||
| 23 Oct | TAP | ||
| 16 Oct | TAP | ||
| 31 Oct | TAP | ||
| 19 Oct | Iberia | ||
| 18 Oct | TAP |
Also check the deals for return flights from San Francisco to Athens in October.
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