Cheapest return flights from Chicago to Istanbul in May from 578€

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

10 May - 16 May Spirit Airlines
05 May - 14 May Spirit Airlines
05 May - 16 May Spirit Airlines
07 May - 14 May Spirit Airlines
07 May - 11 May Spirit Airlines
08 May - 12 May Spirit Airlines
11 May - 18 May Spirit Airlines
10 May - 26 May Spirit Airlines
02 May - 11 May Spirit Airlines
02 May - 10 May Spirit Airlines
30 May - 15 Jun Spirit Airlines
26 May - 09 Jun Icelandair
25 May - 09 Jun Icelandair
26 May - 04 Jun Icelandair
23 May - 07 Jun WestJet
29 May - 10 Jun Delta
22 May - 22 Jun British Airways
22 May - 26 Jun British Airways
23 May - 07 Jun Turkish Airlines direct
22 May - 26 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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