Sydney to Chicago Time Converter
Convert Sydney to Chicago instantly.
Scroll the timeline to check any hour of the day.
Sydney
AEST
6:28
Chicago
CST
3:28
Sydney is on standard time (AEST), while Chicago is on daylight savings (CDT) right now.
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How the Sydney to Chicago time difference works
Chicago is 15 hours behind Sydney. Sydney (AEST) is a city in Australia. Chicago (CST) is a city in United States. For example, 9:00 AM Sydney is 6:00 PM Chicago. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
15 hours
Daylight saving
Both observe
Sydney offset
UTC+10
Chicago offset
UTC-6
Sydney to Chicago conversion chart
| Sydney (AEST) | Chicago (CST) |
|---|---|
| 12:00 AM | 9:00 AM -1 day |
| 1:00 AM | 10:00 AM -1 day |
| 2:00 AM | 11:00 AM -1 day |
| 3:00 AM | 12:00 PM -1 day |
| 4:00 AM | 1:00 PM -1 day |
| 5:00 AM | 2:00 PM -1 day |
| 6:00 AM | 3:00 PM -1 day |
| 7:00 AM | 4:00 PM -1 day |
| 8:00 AM | 5:00 PM -1 day |
| 9:00 AM | 6:00 PM -1 day |
| 10:00 AM | 7:00 PM -1 day |
| 11:00 AM | 8:00 PM -1 day |
| 12:00 PM | 9:00 PM -1 day |
| 1:00 PM | 10:00 PM -1 day |
| 2:00 PM | 11:00 PM -1 day |
| 3:00 PM | 12:00 AM |
| 4:00 PM | 1:00 AM |
| 5:00 PM | 2:00 AM |
| 6:00 PM | 3:00 AM |
| 7:00 PM | 4:00 AM |
| 8:00 PM | 5:00 AM |
| 9:00 PM | 6:00 AM |
| 10:00 PM | 7:00 AM |
| 11:00 PM | 8:00 AM |
Cities in each time zone
Sydney (AEST)
CanberraAustralian Eastern Time
Chicago (CST)
HoustonDallasAustinSan AntonioFort WorthLincoln (Nebraska)
Sydney to Chicago questions
Is Chicago ahead of or behind Sydney?
Chicago is 15 hours behind Sydney. So 9:00 AM Sydney is 6:00 PM Chicago, and 5:00 PM Sydney is 2:00 AM Chicago.
What time is it in Chicago when it is 12:00 PM Sydney?
When it is 12:00 PM (noon) Sydney in Sydney, it is 9:00 PM Chicago in Chicago.
How many hours difference is there between Sydney and Chicago?
There is a 15 hours difference. Chicago (CST) runs 15 hours behind Sydney (AEST).
Do Sydney and Chicago observe daylight saving time?
Both Sydney and Chicago observe daylight saving time, but they switch on different dates, so the gap briefly shifts by an hour around the spring and autumn changeovers.
What is the best time to schedule a meeting between Sydney and Chicago?
A standard 9-to-5 workday in Sydney and Chicago does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use Sydney and Chicago?
Sydney (AEST) covers cities such as Canberra, Australian Eastern Time. Chicago (CST) covers cities such as Houston, Dallas, Austin, San Antonio, Fort Worth, Lincoln (Nebraska).