Istanbul to Chicago time zone converter

Istanbul
GMT+3
Turkey
10:21:00
Oct 19
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
Chicago
CDT
United States
02:21:00
Oct 19
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM

This simple Istanbul to Chicago time zone converter allows you to quickly and visually understand the time difference between Istanbul (Istanbul) and Chicago (Chicago).

2026-10-19: 10:21 AM Istanbul

2:21 AM CDT

Istanbul: UTC+03:00 · Chicago: UTC-05:00

Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between Istanbul and Chicago is 8 hours 0 minutes, with Istanbul being ahead. For example, if it is 10:21 AM Istanbul, the equivalent time in Chicago will be 2:21 AM CDT.

Istanbul to Chicago hour-by-hour

2026-10-19 · Istanbul
IstanbulChicago
00:00 GMT+316:00 (-1) CDT
00:30 GMT+316:30 (-1) CDT
01:00 GMT+317:00 (-1) CDT
01:30 GMT+317:30 (-1) CDT
02:00 GMT+318:00 (-1) CDT
02:30 GMT+318:30 (-1) CDT
03:00 GMT+319:00 (-1) CDT
03:30 GMT+319:30 (-1) CDT
04:00 GMT+320:00 (-1) CDT
04:30 GMT+320:30 (-1) CDT
05:00 GMT+321:00 (-1) CDT
05:30 GMT+321:30 (-1) CDT
06:00 GMT+322:00 (-1) CDT
06:30 GMT+322:30 (-1) CDT
07:00 GMT+323:00 (-1) CDT
07:30 GMT+323:30 (-1) CDT
08:00 GMT+300:00 CDT
08:30 GMT+300:30 CDT
09:00 GMT+301:00 CDT
09:30 GMT+301:30 CDT
10:00 GMT+302:00 CDT
10:30 GMT+302:30 CDT
11:00 GMT+303:00 CDT
11:30 GMT+303:30 CDT
12:00 GMT+304:00 CDT
12:30 GMT+304:30 CDT
13:00 GMT+305:00 CDT
13:30 GMT+305:30 CDT
14:00 GMT+306:00 CDT
14:30 GMT+306:30 CDT
15:00 GMT+307:00 CDT
15:30 GMT+307:30 CDT
16:00 GMT+308:00 CDT
16:30 GMT+308:30 CDT
17:00 GMT+309:00 CDT
17:30 GMT+309:30 CDT
18:00 GMT+310:00 CDT
18:30 GMT+310:30 CDT
19:00 GMT+311:00 CDT
19:30 GMT+311:30 CDT
20:00 GMT+312:00 CDT
20:30 GMT+312:30 CDT
21:00 GMT+313:00 CDT
21:30 GMT+313:30 CDT
22:00 GMT+314:00 CDT
22:30 GMT+314:30 CDT
23:00 GMT+315:00 CDT
23:30 GMT+315:30 CDT

Istanbul

Europe/Istanbul

Uses IANA time zone rules for the selected date.

GMT+3 · UTC+03:00

Chicago

America/Chicago

Uses IANA time zone rules for the selected date.

CDT · UTC-05:00

Frequently Asked Questions

2026-10-19 · Istanbul ahead of Chicago: 8 hours 0 minutes. Istanbul: UTC+03:00; Chicago: UTC-05:00.

2026-10-19 · 10:21 Istanbul → 02:21 CDT.

Weekday overlap (Mon–Fri, 09:00–17:00 in both places): No overlapping working hours on this source date.

Istanbul ahead of Chicago: 8 hours 0 minutes

Date → Select range → .ics. 2026-10-19 · 10:21 Istanbul → 02:21 CDT.

Istanbul: Uses IANA time zone rules for the selected date. No clock change in the next 370 days Chicago: Uses IANA time zone rules for the selected date. Next clock change: 2026-11-01 01:00 CST