Cheapest return flights from San Francisco to Istanbul in May from 683€

Best time to book flights for San Francisco (SFO) to Istanbul (IST) flights at AirHint

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

Return flights

11 May - 22 May Frontier Airlines
11 May - 18 May Frontier Airlines
01 May - 08 May Frontier Airlines
10 May - 17 May Frontier Airlines
02 May - 16 May Hawaiian Airlines
02 May - 05 May Hawaiian Airlines
11 May - 24 May Frontier Airlines
17 May - 21 May Frontier Airlines
05 May - 16 May Hawaiian Airlines
17 May - 04 Jun Frontier Airlines
26 May - 09 Jun WestJet
15 May - 29 May Hawaiian Airlines
19 May - 02 Jun Scandinavian Airlines
20 May - 03 Jun Delta
20 May - 04 Jun Delta
16 May - 14 Jun Frontier Airlines
24 May - 26 Jun Frontier Airlines
31 May - 16 Jun WestJet
19 May - 02 Jun Turkish Airlines direct
17 May - 04 Jun Turkish Airlines direct

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

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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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