Houston to Sydney Time Difference
🇺🇸 Houston is currently 16 hours ahead of 🇦🇺 Sydney. This difference varies between 15h and 17h due to Daylight Saving Time.
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Difference
+16h
Business overlap
None
Distance
13,818 km
Approx. flight
16.3h
Hour-by-Hour: Houston to Sydney
| 🇺🇸 Houston | 🇦🇺 Sydney | Note |
|---|---|---|
| 12:00 AM | 4:00 PM(prev day) | Previous day |
| 1:00 AM | 5:00 PM(prev day) | Previous day |
| 2:00 AM | 6:00 PM(prev day) | Previous day |
| 3:00 AM | 7:00 PM(prev day) | Previous day |
| 4:00 AM | 8:00 PM(prev day) | Previous day |
| 5:00 AM | 9:00 PM(prev day) | Previous day |
| 6:00 AM | 10:00 PM(prev day) | Previous day |
| 7:00 AM | 11:00 PM(prev day) | Previous day |
| 8:00 AM | 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 |
Daylight Saving Time (DST)
Both Houston and Sydney observe Daylight Saving Time, but they may switch on different dates. The time difference varies between 15 hours ahead and 17 hours ahead throughout the year. Currently, Houston is 16 hours ahead relative to Sydney.
Min difference
15h
Max difference
17h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in Houston and Sydney. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between Houston and Sydney?
The time difference between Houston and Sydney is currently 16 hours ahead. Houston uses CDT (UTC-5), while Sydney uses GMT+11 (UTC+11). This difference varies seasonally due to Daylight Saving Time, ranging from 15 hours ahead to 17 hours ahead.
When it's noon in Houston, what time is it in Sydney?
When it's 12:00 PM (noon) in Houston, it is 4:00 AM in Sydney. Use our calculator above to convert any other time.
Does the time difference between Houston and Sydney change?
Yes, the time difference changes throughout the year. Because Houston observes Daylight Saving Time, the offset shifts between 15 hours ahead and 17 hours ahead at different times of the year.
What are the best times to schedule a call between Houston and Sydney?
There is no overlap between standard business hours (9 AM – 6 PM) in Houston and Sydney. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is Houston ahead or behind Sydney?
Houston is currently 16 hours behind Sydney.
What time zone is Houston in?
Houston is in the America/Chicago time zone, currently using CDT (UTC-5). Houston observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Houston in Sydney?
When it is midnight (12:00 AM) in Houston, it is 4:00 PM in Sydney.