Time difference between San Antonio and Tokyo
Compare the current local time in San Antonio and Tokyo, 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 San Antonio's 9:00–17:00 business hours overlap with Tokyo's.
San Antonio working hours
Tokyo working hours
Overlap (both working)
🇺🇸 San Antonio
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🇯🇵 Tokyo
Scheduling across San Antonio and Tokyo
Scheduling between San Antonio and Tokyo is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 2 hours between San Antonio closing at 17:00 local and Tokyo opening at 09:00 local. Practical bridging slots: an early Tokyo start at 07:00 (catching San Antonio just at close, 17:00), or a late San Antonio call at 19:00 (catching Tokyo at opening, 09:00).
Quick reference
| 🇺🇸 San Antonio | 🇯🇵 Tokyo | In Tokyo 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
🇺🇸 San Antonio
Currently in CDT (daylight saving)
Clocks go back to CST
on Sunday 1 November 2026
🇯🇵 Tokyo
Tokyo does not observe daylight saving time. The local offset is fixed year-round.