Cheapest return flights from Chicago to Istanbul in April from $535

AirHint found the following cheapest return flights from Chicago (ORD) to Istanbul (IST) in April 2026 (see full year).

Return flights

13 Apr - 25 Apr Scandinavian Airlines
15 Apr - 20 Apr Scandinavian Airlines
04 Apr - 13 Apr Scandinavian Airlines
24 Apr - 04 May Scandinavian Airlines
08 Apr - 17 Apr Scandinavian Airlines
20 Apr - 27 Apr Icelandair
16 Apr - 29 Apr Icelandair
22 Apr - 27 Apr Scandinavian Airlines
22 Apr - 29 Apr Scandinavian Airlines
15 Apr - 21 Apr Icelandair
27 Apr - 06 May Icelandair
28 Apr - 08 May Frontier Airlines
22 Apr - 30 Apr Scandinavian Airlines
27 Apr - 05 May Icelandair
27 Apr - 05 May Turkish Airlines direct
28 Apr - 08 May Turkish Airlines direct
27 Apr - 06 May Turkish Airlines direct
24 Apr - 04 May Turkish Airlines direct
28 Apr - 06 May Lufthansa

Also check the deals for one-way flights from Chicago to Istanbul in April.

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