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

Return flights

21 Jun - 25 Jun	KLM
01 Jun - 15 Jun	KLM
01 Jun - 05 Jun	KLM
01 Jun - 26 Jun	KLM
04 Jun - 18 Jun	KLM
01 Jun - 29 Jun	KLM
24 Jun - 22 Jul	Air Canada
05 Jun - 21 Jun	Spirit Airlines
04 Jun - 14 Jun	HiSky Europe
20 Jun - 11 Jul	Air Canada
06 Jun - 01 Jul	Air Canada
10 Jun - 10 Jul	Spirit Airlines
07 Jun - 27 Jun	HiSky Europe
17 Jun - 10 Jul	Icelandair
19 Jun - 30 Jun	KLM
29 Jun - 07 Jul	KLM
26 Jun - 24 Jul	Austrian Airlines
10 Jun - 12 Jul	Icelandair
16 Jun - 18 Jul	KLM
29 Jun - 16 Jul	Delta

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

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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Cheapest return flights from Chicago to Istanbul in June from $837

Return flights