Cheap flights from Chicago to Istanbul
From 667 USD — compare hundreds of airlines
Direct flightsCheapest: 2026-07 · 353 US$
Prices by date
649 US$
01/07
639 US$
03/07
512 US$
04/07
556 US$
05/07
516 US$
06/07
440 US$
07/07
501 US$
08/07
591 US$
09/07
578 US$
10/07
552 US$
11/07
497 US$
12/07
443 US$
13/07
Airlines on this route
FAQ
What's the cheapest month to fly Chicago to Istanbul?
Usually 2026-07, from 353 USD.
Are there direct flights from Chicago to Istanbul?
We show both direct and connecting options — filter to compare.