Cheapest one-way flights from Chicago to Istanbul in December from $263

AirHint found the following cheapest one-way flights from Chicago (ORD) to Istanbul (IST) in December 2025 (see full year).

One-Way flights

04 Dec Spirit Airlines
03 Dec Spirit Airlines
05 Dec Spirit Airlines
12 Dec Spirit Airlines
06 Dec Spirit Airlines
30 Dec Spirit Airlines
24 Dec Frontier Airlines
27 Dec Scandinavian Airlines
23 Dec Spirit Airlines
01 Dec Etihad Airways

Also check the deals for return flights from Chicago to Istanbul in December.

Skyscanner

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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