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
08 Dec - 15 Dec Lufthansa
06 Dec - 21 Jan Lufthansa
09 Dec - 23 Dec Lufthansa
11 Dec - 17 Dec Air Canada
29 Dec - 24 Jan KLM
29 Dec - 31 Jan Lufthansa
29 Dec - 24 Jan Turkish Airlines direct
29 Dec - 31 Jan Turkish Airlines direct
04 Dec - 08 Dec Turkish Airlines direct
07 Dec - 27 Dec Turkish Airlines direct
28 Dec - 17 Jan Turkish Airlines direct
06 Dec - 21 Jan Turkish Airlines direct
06 Dec - 25 Jan Turkish Airlines direct
27 Dec - 17 Jan Lufthansa
01 Dec - 05 Dec Scandinavian Airlines
03 Dec - 06 Dec KLM
10 Dec - 26 Dec KLM

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

Powered by

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.