Time difference between Newcastle and San Antonio
Compare the current local time in Newcastle and San Antonio, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Newcastle's 9:00–17:00 business hours overlap with San Antonio's.
Newcastle working hours
San Antonio working hours
Overlap (both working)
🇦🇺 Newcastle
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🇺🇸 San Antonio
Scheduling across Newcastle and San Antonio
Scheduling between Newcastle and San Antonio is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 1 hour between San Antonio closing at 17:00 local and Newcastle opening at 09:00 local. Practical bridging slots: an early Newcastle start at 08:00 (catching San Antonio just at close, 17:00), or a late San Antonio call at 18:00 (catching Newcastle at opening, 09:00).
Quick reference
| 🇦🇺 Newcastle | 🇺🇸 San Antonio | In San Antonio it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇦🇺 Newcastle
Currently in AEST (standard time)
Clocks go forward to AEDT
on Saturday 3 October 2026
🇺🇸 San Antonio
Currently in CDT (daylight saving)
Clocks go back to CST
on Sunday 1 November 2026