AirHint found the following cheapest one-way flights from San Francisco (SFO) to Istanbul (IST) in September 2026 (see full year).
One-Way flights
| 02 Sep | Lufthansa | ||
| 17 Sep | LEVEL | ||
| 02 Sep | Turkish Airlines | direct | |
| 17 Sep | Turkish Airlines | direct |
Also check the deals for return flights from San Francisco to Istanbul in September.
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