Sydney to Houston Time Difference
🇦🇺 Sydney is currently 15 hours behind of 🇺🇸 Houston. This difference varies between 17h and 15h due to Daylight Saving Time.
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Atin 🇦🇺 Sydney→it will be—in 🇺🇸 Houston
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Difference
-15h
Business overlap
None
Distance
13,818 km
Approx. flight
16.3h
Hour-by-Hour: Sydney to Houston
| 🇦🇺 Sydney | 🇺🇸 Houston | Note |
|---|---|---|
| 12:00 AM | 9:00 AM | |
| 1:00 AM | 10:00 AM | |
| 2:00 AM | 11:00 AM | |
| 3:00 AM | 12:00 PM | |
| 4:00 AM | 1:00 PM | |
| 5:00 AM | 2:00 PM | |
| 6:00 AM | 3:00 PM | |
| 7:00 AM | 4:00 PM | |
| 8:00 AM | 5:00 PM | |
| 9:00 AM | 6:00 PM | |
| 10:00 AM | 7:00 PM | |
| 11:00 AM | 8:00 PM | |
| 12:00 PM | 9:00 PM | |
| 1:00 PM | 10:00 PM | |
| 2:00 PM | 11:00 PM | |
| 3:00 PM | 12:00 AM(next day) | Next day |
| 4:00 PM | 1:00 AM(next day) | Next day |
| 5:00 PM | 2:00 AM(next day) | Next day |
| 6:00 PM | 3:00 AM(next day) | Next day |
| 7:00 PM | 4:00 AM(next day) | Next day |
| 8:00 PM | 5:00 AM(next day) | Next day |
| 9:00 PM | 6:00 AM(next day) | Next day |
| 10:00 PM | 7:00 AM(next day) | Next day |
| 11:00 PM | 8:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Both Sydney and Houston observe Daylight Saving Time, but they may switch on different dates. The time difference varies between 17 hours behind and 15 hours behind throughout the year. Currently, Sydney is 15 hours behind relative to Houston.
Min difference
17h
Max difference
15h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in Sydney and Houston. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between Sydney and Houston?
The time difference between Sydney and Houston is currently 15 hours behind. Sydney uses GMT+10 (UTC+10), while Houston uses CDT (UTC-5). This difference varies seasonally due to Daylight Saving Time, ranging from 17 hours behind to 15 hours behind.
When it's noon in Sydney, what time is it in Houston?
When it's 12:00 PM (noon) in Sydney, it is 9:00 PM in Houston. Use our calculator above to convert any other time.
Does the time difference between Sydney and Houston change?
Yes, the time difference changes throughout the year. Because Sydney observes Daylight Saving Time, the offset shifts between 17 hours behind and 15 hours behind at different times of the year.
What are the best times to schedule a call between Sydney and Houston?
There is no overlap between standard business hours (9 AM – 6 PM) in Sydney and Houston. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is Sydney ahead or behind Houston?
Sydney is currently 15 hours ahead of Houston.
What time zone is Sydney in?
Sydney is in the Australia/Sydney time zone, currently using GMT+10 (UTC+10). Sydney observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Sydney in Houston?
When it is midnight (12:00 AM) in Sydney, it is 9:00 AM in Houston.