Time difference between Istanbul and Chicago

Chicago is 8 hours behind Istanbul.

Türkiye · Türkiye Standard Time

10:44 AM

Wednesday, October 21, 2026

United States · Central Daylight Time

2:44 AM

Wednesday, October 21, 2026

Istanbul to Chicago time converter

Green rows are office hours in both places; light green rows are when both are awake.

What is the time difference between Istanbul and Chicago?

Chicago is 8 hours behind Istanbul. Istanbul is on UTC+3 and Chicago is on UTC−5.

What time is it in Chicago when it is 9 AM in Istanbul?

When it is 9:00 AM in Istanbul, it is 1:00 AM in Chicago.

When is the best time to call Chicago from Istanbul?

The best time to call or meet is 5:00 PM–6:00 PM in Istanbul (9:00 AM–10:00 AM in Chicago), when both places are in normal office hours.

Does the time difference between Istanbul and Chicago change?

Yes. Because of daylight saving time, the difference changes on Sunday, November 1, 2026, when Chicago will be 9 hours behind Istanbul.

Istanbul is 8 hours ahead of Chicago. More: time in Istanbul · time in Chicago