Cheapest return flights from Chicago to Istanbul in May from 916€

Best time to book flights for Chicago (ORD) to Istanbul (IST) flights at AirHint

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

Return flights

21 May - 28 May Icelandair
08 May - 29 May Icelandair
08 May - 29 May Turkish Airlines direct
20 May - 03 Jun Delta
18 May - 15 Jun Delta
21 May - 28 May Turkish Airlines direct
20 May - 03 Jun Turkish Airlines direct
18 May - 15 Jun Turkish Airlines direct

Also check the deals for one-way flights from Chicago 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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