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

Return flights

18 Nov - 13 Dec	Frontier Airlines
27 Nov - 02 Dec	KLM
09 Nov - 22 Nov	Lufthansa
29 Nov - 03 Dec	KLM
25 Nov - 03 Dec	KLM
17 Nov - 13 Dec	Frontier Airlines
10 Nov - 16 Nov	TAP
15 Nov - 06 Dec	Frontier Airlines
19 Nov - 13 Dec	Hawaiian Airlines
26 Nov - 10 Dec	Frontier Airlines
16 Nov - 06 Dec	Frontier Airlines
10 Nov - 06 Dec	TAP
24 Nov - 27 Nov	KLM
11 Nov - 18 Nov	Austrian Airlines
18 Nov - 25 Nov	WestJet
19 Nov - 27 Nov	Air France
17 Nov - 21 Nov	TAP
11 Nov - 25 Nov	Frontier Airlines
14 Nov - 25 Nov	TAP
12 Nov - 25 Nov	TAP

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

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 San Francisco to Istanbul in November from 599€

Return flights