Wollongong to Chicago Time Difference
Chicago is 15 hours behind Wollongong. When it is noon in Wollongong, it is 21:00 in Chicago.
Sydney (UTC+10) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 17:00 in Wollongong, it's 02:00 in Chicago
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Wollongong & Chicago◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
14,931 km
Est. Flight Time
~18.6h
Time Difference
-15h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Wollongong
15:00
Chicago (-1)
09:00
Wollongong
18:00
Chicago (-1)
12:00
Wollongong
21:00
Chicago (-1)
15:00
Wollongong
00:00
Chicago
18:00
Wollongong
03:00
Chicago
21:00
Wollongong
06:00
Chicago
00:00
Wollongong
09:00
Chicago (-1)
03:00
Wollongong
12:00
Chicago (-1)
Frequently Asked Questions
How many hours is Wollongong ahead of Chicago?
Chicago is 15 hours behind Wollongong. When it is 12:00 noon in Wollongong, it is 21:00 in Chicago. Wollongong operates on Australia/Sydney (UTC+10), while Chicago uses America/Chicago (UTC-5).
What is the best time to call Chicago from Wollongong?
Standard business hours (9 AM–5 PM) do not overlap between Wollongong and Chicago due to the 15 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Wollongong to Chicago time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Wollongong and Chicago
The distance between Wollongong and Chicago is approximately 14,931 km. A direct flight typically takes around 18.6 hours. Your arrival clock will show local Chicago time — use our Flight Time Calculator to predict exact arrival times.