Time Difference Between Port Arthur and Sydney
Sydney is 15 hours ahead Port Arthur.
United States
Port Arthur
America/Chicago · UTC-5
Australia
Sydney
Australia/Sydney · UTC+10
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Port Arthur and Sydney.
Standard working hours don't overlap between Port Arthur and Sydney. Consider early-morning calls in Port Arthur or late-evening calls in Sydney.
Port Arthur to Sydney — 24-Hour Conversion
Each row shows the equivalent local time in Sydney for an hour in Port Arthur. Working-hours rows (9–18) are highlighted.
| Port Arthur | Sydney | Match |
|---|---|---|
| Workday in Sydney | ||
| Workday in Sydney | ||
| Workday in Sydney | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Port Arthur | |
| +1 day | Workday in Sydney | |
| +1 day | Workday in Sydney | |
| +1 day | Workday in Sydney | |
| +1 day | Workday in Sydney | |
| +1 day | Workday in Sydney | |
| +1 day | Workday in Sydney |
Frequently Asked Questions
What is the time difference between Port Arthur and Sydney?
Sydney, Australia (UTC+10) is 15 hours ahead Port Arthur, United States (UTC-5).
What is the best time to schedule a meeting between Port Arthur and Sydney?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Port Arthur and Sydney?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Port Arthur, what time is it in Sydney?
Use the conversion table on this page — every hour in Port Arthur is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.