Sydney to Houston — Time Difference
Live clocks · Full 24-hour table · Australia → United States
Time Difference: Sydney vs Houston
Houston is 15 hours behind Sydney. Sydney is in Australian Eastern Standard Time (GMT+10, UTC+10) and Houston is in Central Daylight Time (CDT, UTC-5).
Use the table below to find the equivalent Houston time for any hour in Sydney. Click any row to see the full conversion page for that hour.
Business Hours — Sydney to Houston
"Good" = both cities within business hours (9 AM–5 PM)
Full 24-Hour Table — Sydney to Houston
Frequently Asked Questions
What is the time difference between Sydney and Houston?
Houston is 15 hours behind Sydney. Sydney uses Australian Eastern Standard Time (GMT+10, UTC+10) and Houston uses Central Daylight Time (CDT, UTC-5).
What time is it in Houston when it is 9 AM in Sydney?
9 AM in Sydney (GMT+10) equals 6 PM in Houston (CDT) (previous day).
Is Sydney ahead or behind Houston?
Houston is 15 hours behind Sydney.
What is the best time to call from Sydney to Houston?
There is no standard business-hours overlap between Sydney and Houston. Consider scheduling early morning or late evening.
Time Zones
Sydney
Australian Eastern Standard Time
GMT+10 · UTC+10
Houston
Central Daylight Time
CDT · UTC-5
Reverse Conversion
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