There are no overlapping standard business hours (9am - 5pm). Use the interactive converter above to visually compare hours side by side.

Chicago

CST (GMT-6)

CDT starts on Mar 14, 2027

Melbourne

AEDT (GMT+11)

AEST starts on Apr 3, 2027

What is the best time to schedule a meeting between Chicago and Melbourne?

There are no overlapping business hours. Consider early morning or late evening meetings, or use the interactive converter on this page to find a workable time slot.

How many hours apart are Chicago and Melbourne?

Melbourne is 17 hours ahead of Chicago.

Does the overlap change with daylight saving time?

Both Chicago and Melbourne observe daylight saving time. If they transition on different dates, the overlap may temporarily shift. The interactive converter on this page always reflects the current offset, even across daylight saving transition.