Cheap flights from Chicago to Istanbul
Live fare found Nov 21 from $599. Typical low $620. Compare 100+ booking sites.
Live fare
$599
Nov 21 — Nov 29
1 stop
1 stop
Updated September 3 at 3:07 AM· via Travelpayouts partner feed
$262 low$356 high
When to fly ORD to Istanbul
Best months for the cheapest fares on this route: Nov–Feb.
Turkish Airlines direct — watch for Black Friday fares.
How to get the best price on this route
- Book 6–8 weeks ahead for international routes; 3–4 weeks for short-haul.
- Fly midweek (Tue/Wed) — weekend departures cost 15–25% more.
- Compare across 100+ booking sites. Our partner feed surfaces vendors you’ve never heard of that often beat the majors.
- Set a price alert below to be the first to know when the fare drops below $620.
Make it a trip
Stay in Istanbul
Bundle flight + hotel to save another 10–20%. Pricing via Expedia.
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