Cheapest return flights from San Francisco to Istanbul in May from 761€

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

Return flights

29 May - 04 Jun WestJet
03 May - 10 May Alaska Airlines
24 May - 31 May Alaska Airlines
15 May - 02 Jun Flair Airlines
17 May - 21 May KLM
18 May - 21 May Air France
28 May - 19 Jun KLM
20 May - 31 May Delta
21 May - 31 May KLM
03 May - 10 May Turkish Airlines direct
21 May - 31 May Turkish Airlines direct
24 May - 31 May Turkish Airlines direct
15 May - 02 Jun Turkish Airlines direct
29 May - 04 Jun Turkish Airlines direct
17 May - 21 May Turkish Airlines direct
28 May - 19 Jun Turkish Airlines direct

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

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