San Diego to Sydney Time Difference
Sydney is 17 hours ahead of San Diego. When it is noon in San Diego, it is 05:00 in Sydney.
Los Angeles (UTC-7) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 03:00 in San Diego, it's 20:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
San Diego & Sydney✓ Perfect Match (1 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
12,090 km
Est. Flight Time
~15.2h
Time Difference
+17h
Work Hours Overlap
1h
Limited
🔴 Office Closed
Tomorrow 16:00
16:00 - 17:00
⏰ Quick Conversion
06:00
San Diego
23:00
Sydney
09:00
San Diego
02:00
Sydney (+1)
12:00
San Diego
05:00
Sydney (+1)
15:00
San Diego
08:00
Sydney (+1)
18:00
San Diego
11:00
Sydney (+1)
21:00
San Diego
14:00
Sydney (+1)
00:00
San Diego
17:00
Sydney
03:00
San Diego
20:00
Sydney
Frequently Asked Questions
How many hours is San Diego behind Sydney?
Sydney is 17 hours ahead of San Diego. When it is 12:00 noon in San Diego, it is 05:00 in Sydney. San Diego operates on America/Los Angeles (UTC-7), while Sydney uses Australia/Sydney (UTC+10).
What is the best time to call Sydney from San Diego?
There are 2 hours of overlapping business time (9 AM–5 PM) between San Diego and Sydney. The best window is 16:00–18:00 San Diego time (09:00–11:00 in Sydney).
Does the San Diego to Sydney 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 San Diego and Sydney
The distance between San Diego and Sydney is approximately 12,090 km. A direct flight typically takes around 15.2 hours. Your arrival clock will show local Sydney time — use our Flight Time Calculator to predict exact arrival times.