Cheapest return flights from San Francisco to Istanbul in December from $536

AirHint found the following cheapest return flights from San Francisco (SFO) to Istanbul (IST) in December 2025 (see full year).

Return flights

01 Dec - 10 Dec Lufthansa
04 Dec - 08 Dec Lufthansa
06 Dec - 25 Jan Lufthansa
04 Dec - 11 Dec Air Canada
08 Dec - 15 Dec Lufthansa
06 Dec - 21 Jan Lufthansa
02 Dec - 07 Dec Lufthansa
09 Dec - 23 Dec Lufthansa
11 Dec - 17 Dec Air Canada
29 Dec - 31 Jan Lufthansa
29 Dec - 31 Jan Turkish Airlines direct
04 Dec - 08 Dec Turkish Airlines direct
02 Dec - 07 Dec Turkish Airlines direct
04 Dec - 11 Dec Turkish Airlines direct
06 Dec - 21 Jan Turkish Airlines direct
06 Dec - 25 Jan Turkish Airlines direct
27 Dec - 17 Jan Lufthansa
28 Dec - 14 Jan Lufthansa
27 Dec - 17 Jan Turkish Airlines direct
25 Dec - 17 Jan Air Canada

Also check the deals for one-way flights from San Francisco to Istanbul in December.

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