Cheapest return flights from San Francisco to Istanbul in May from $793

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

13 May - 20 May SWISS
05 May - 14 May SWISS
06 May - 14 May SWISS
12 May - 26 May Air Canada
24 May - 31 May Condor
08 May - 11 May Iberia
10 May - 17 May Frontier Airlines
18 May - 23 May Iberia
21 May - 28 May Frontier Airlines
30 May - 02 Jun Hawaiian Airlines
21 May - 05 Jun Air Canada
15 May - 04 Jun Frontier Airlines
12 May - 27 May Frontier Airlines
24 May - 06 Jun Hawaiian Airlines
20 May - 04 Jun Hawaiian Airlines
19 May - 03 Jun FrenchBee
20 May - 03 Jun Hawaiian Airlines
29 May - 15 Jun Hawaiian Airlines
24 May - 07 Jun Hawaiian Airlines
23 May - 07 Jun Lufthansa

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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