What is the best time for a video call between Chicago and Sydney?

The optimal meeting window within standard business hours (9:00 AM – 5:00 PM) is 5:00 PM - 6:00 PM in Chicago, which corresponds to 9:00 AM - 10:00 AM in Sydney (1 shared working hours).

What is the flight time and direct distance between Chicago and Sydney?

The direct geodesic distance is approximately 14,876 km (9,244 miles). An estimated non-stop commercial flight takes approximately ~18h 38m.

Live Real-Time Sync

DST Observed

ORD (CST/CDT UTC-6) → SYD (AEST/AEDT UTC+10)

Chicago to Sydney Time Difference

Instant Answer

⇄ Swap: Sydney to Chicago

“Sydney is 16 hours ahead of Chicago. When it is 12:00 PM in Chicago, it is 4:00 AM in Sydney.”

Direct Distance

14,876 km

9,244 miles

Flight Time

~18h 38m

Non-stop estimate

Business Overlap

1 Hours

5:00 PM - 6:00 PM

User Rating

4.9 / 5.0

1,420 Verified Votes

Calendar note: Standard Monday – Friday business week alignment.

Chicago

United States

12:00:00 PM

America/Chicago • UTC-6

Sydney

Australia

08:00:00 PM

Australia/Sydney • UTC+10

Interactive Meeting & Time Converter

Drag the time slider to coordinate working hours and schedule meetings across time zones.

Chicago:14:00 (2:00 PM)06:00 (6:00 AM)(+1 Day)

00:00 (Midnight)06:00 (Morning)12:00 (Noon)18:00 (Evening)23:00 (Night)

⚠️ Sleeping hours in Sydney (6:00 AM)

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24-Hour Time Conversion Table (Chicago vs Sydney)

Chicago (ORD)	Sydney (SYD)	Overlap Window
00:00	16:00	Off Hours
01:00	17:00	Off Hours
02:00	18:00	Off Hours
03:00	19:00	Off Hours
04:00	20:00	Off Hours
05:00	21:00	Off Hours
06:00	22:00	Off Hours
07:00	23:00	Off Hours
08:00	00:00	Off Hours
09:00	01:00	Off Hours
10:00	02:00	Off Hours
11:00	03:00	Off Hours
12:00	04:00	Off Hours
13:00	05:00	Off Hours
14:00	06:00	Off Hours
15:00	07:00	Off Hours
16:00	08:00	Off Hours
17:00	09:00	Work Hours Overlap
18:00	10:00	Off Hours
19:00	11:00	Off Hours
20:00	12:00	Off Hours
21:00	13:00	Off Hours
22:00	14:00	Off Hours
23:00	15:00	Off Hours

Popular Global Time Difference Routes

Browse 75 Metropolises in Directory

doha → sydney sydney → doha frankfurt → istanbul istanbul → frankfurt paris → ankara ankara → paris oslo → istanbul istanbul → oslo london → new york new york → london tokyo → london london → tokyo los angeles → london london → los angeles dubai → london london → dubai

Frequently Asked Questions

Common Questions About Chicago to Sydney

Everything you need to know regarding specifications, syntax, and security best practices.

Sydney is 16 hours ahead of Chicago. When it is 12:00 PM in Chicago, it is 4:00 AM in Sydney. Both cities follow their respective regional timezones (America/Chicago UTC-6 and Australia/Sydney UTC+10).