Sydney to Houston Time Converter
Houston is 17 hours behind Sydney right now. 9:00 AM in Sydney is 4:00 PM in Houston (the day before).
Time now: Sydney and Houston
Houston is 17 hours behind Sydney right now. The gap is not fixed: it is 17 hours at some times of the year and 15 hours at others, because at least one of them changes its clocks for daylight saving time.
Sydney and Houston are about 13,819 km (8,587 miles) apart in a straight line. Right now Sydney is on AEDT (UTC+11:00) and Houston is on CST (UTC-06:00).
Sydney to Houston conversion table
Every hour of the day, using today's time difference.
| Sydney | Houston |
|---|---|
| 12:00 AM | 7:00 AMprevious day |
| 1:00 AM | 8:00 AMprevious day |
| 2:00 AM | 9:00 AMprevious day |
| 3:00 AM | 10:00 AMprevious day |
| 4:00 AM | 11:00 AMprevious day |
| 5:00 AM | 12:00 PMprevious day |
| 6:00 AM | 1:00 PMprevious day |
| 7:00 AM | 2:00 PMprevious day |
| 8:00 AM | 3:00 PMprevious day |
| 9:00 AM | 4:00 PMprevious day |
| 10:00 AM | 5:00 PMprevious day |
| 11:00 AM | 6:00 PMprevious day |
| 12:00 PM | 7:00 PMprevious day |
| 1:00 PM | 8:00 PMprevious day |
| 2:00 PM | 9:00 PMprevious day |
| 3:00 PM | 10:00 PMprevious day |
| 4:00 PM | 11:00 PMprevious day |
| 5:00 PM | 12:00 AM |
| 6:00 PM | 1:00 AM |
| 7:00 PM | 2:00 AM |
| 8:00 PM | 3:00 AM |
| 9:00 PM | 4:00 AM |
| 10:00 PM | 5:00 AM |
| 11:00 PM | 6:00 AM |
Best time to meet between Sydney and Houston
Working hours overlap (9 AM – 6 PM in both places):
- 9:00 AM – 11:00 AM Sydney = 4:00 PM – 6:00 PM Houston
The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.
Does the time difference between Sydney and Houston change?
Yes. Right now Houston is 17 hours behind Sydney. These are the dates in the next 12 months when the gap changes:
- Sunday, 14 March 2027: Houston moves its clocks forward. Houston is 16 hours behind Sydney from then (it was 17 hours before).
- Sunday, 4 April 2027: Sydney moves its clocks back. Houston is 15 hours behind Sydney from then (it was 16 hours before).
- Sunday, 3 October 2027: Sydney moves its clocks forward. Houston is 16 hours behind Sydney from then (it was 15 hours before).
- Sunday, 7 November 2027: Houston moves its clocks back. Houston is 17 hours behind Sydney from then (it was 16 hours before).
Office hours in each other's time
- 9 AM to 6 PM in Sydney is 4:00 PM (previous day) to 1:00 AM in Houston.
- 9 AM to 6 PM in Houston is 2:00 AM (next day) to 11:00 AM (next day) in Sydney.
Based on today's clock settings.
Frequently asked questions
What is the time difference between Sydney and Houston?
Houston is 17 hours behind Sydney right now. The gap is not fixed: it is 17 hours at some times of the year and 15 hours at others, because at least one of them changes its clocks for daylight saving time.
How do I convert Sydney to Houston?
Subtract 17 hours from the Sydney time to get the Houston time (at today's difference). 9:00 AM in Sydney is 4:00 PM in Houston (the day before). Or use the converter above and pick any date and time.
What is the current time in Houston?
It is 6:17 PM in Houston on Monday, November 9 (the converter above shows it live). At the same moment it is 11:17 AM in Sydney.
Does the time difference between Sydney and Houston change during the year?
Yes. Right now Houston is 17 hours behind Sydney. Over the next 12 months the gap changes 4 times: Sunday, 14 March 2027: Houston moves its clocks forward. Houston is 16 hours behind Sydney from then (it was 17 hours before). Sunday, 4 April 2027: Sydney moves its clocks back. Houston is 15 hours behind Sydney from then (it was 16 hours before). Sunday, 3 October 2027: Sydney moves its clocks forward. Houston is 16 hours behind Sydney from then (it was 15 hours before). Sunday, 7 November 2027: Houston moves its clocks back. Houston is 17 hours behind Sydney from then (it was 16 hours before).
What is the best time for a meeting between Sydney and Houston?
Between 9 AM and 6 PM in both places you can meet at 9:00 AM – 11:00 AM Sydney = 4:00 PM – 6:00 PM Houston. Check the overlap section on this page for every option.