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

Return flights

03 Feb - 17 Feb	Icelandair
25 Feb - 10 Mar	Aer Lingus
09 Feb - 23 Feb	Spirit Airlines
04 Feb - 10 Feb	Aer Lingus
13 Feb - 27 Feb	KLM
11 Feb - 25 Feb	KLM
04 Feb - 18 Feb	KLM
02 Feb - 16 Feb	KLM
16 Feb - 02 Mar	KLM
21 Feb - 07 Mar	KLM
09 Feb - 02 Mar	KLM
18 Feb - 11 Mar	KLM
11 Feb - 04 Mar	KLM
10 Feb - 24 Feb	KLM
05 Feb - 19 Feb	KLM
17 Feb - 10 Mar	Air France
10 Feb - 03 Mar	Air France
24 Feb - 09 Mar	Air France
03 Feb - 28 Feb	Air France
19 Feb - 05 Mar	Qatar Airways

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

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 February from 559€

Return flights