Cheapest one-way flights from San Francisco to Istanbul in September from $297

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Istanbul (IST) in September 2025 (see full year).

One-Way flights

28 Sep Iberia
30 Sep Hawaiian Airlines
29 Sep TAP
27 Sep Frontier Airlines
22 Sep Frontier Airlines
09 Sep FrenchBee
24 Sep TAP
25 Sep Frontier Airlines
15 Sep Frontier Airlines
26 Sep Frontier Airlines

Also check the deals for return flights from San Francisco to Istanbul in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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