AirHint found the following cheapest return flights from Istanbul (IST) to San Francisco (SFO) in January 2026 (see full year).

Return flights

14 Jan - 18 Jan	KLM
15 Jan - 24 Jan	KLM
19 Jan - 30 Jan	KLM
15 Jan - 30 Jan	KLM
28 Jan - 01 Feb	KLM
31 Jan - 28 Feb	KLM
15 Jan - 30 Jan	Turkish Airlines	direct
15 Jan - 24 Jan	Turkish Airlines	direct
14 Jan - 18 Jan	Turkish Airlines	direct
28 Jan - 01 Feb	Turkish Airlines	direct
03 Jan - 10 Jan	British Airways
03 Jan - 10 Jan	Turkish Airlines	direct

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

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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Cheapest return flights from Istanbul to San Francisco in January from $486

Return flights