San Antonio to Tokyo
Live, right now. America/Chicago → Asia/Tokyo · 10,558 km (6,557 miles) apart
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| San Antonio | Tokyo | 24h | Good to call? |
|---|---|---|---|
| 12am | 2pm | 00:00 → 14:00 | asleep in San Antonio |
| 1am | 3pm | 01:00 → 15:00 | asleep in San Antonio |
| 2am | 4pm | 02:00 → 16:00 | asleep in San Antonio |
| 3am | 5pm | 03:00 → 17:00 | asleep in San Antonio |
| 4am | 6pm | 04:00 → 18:00 | asleep in San Antonio |
| 5am | 7pm | 05:00 → 19:00 | asleep in San Antonio |
| 6am | 8pm | 06:00 → 20:00 | asleep in San Antonio |
| 7am | 9pm | 07:00 → 21:00 | awake, not at work |
| 8am | 10pm | 08:00 → 22:00 | asleep in Tokyo |
| 9am now | 11pm | 09:00 → 23:00 | asleep in Tokyo |
| 10am | 12am Fri | 10:00 → 00:00 | asleep in Tokyo |
| 11am | 1am Fri | 11:00 → 01:00 | asleep in Tokyo |
| 12pm | 2am Fri | 12:00 → 02:00 | asleep in Tokyo |
| 1pm | 3am Fri | 13:00 → 03:00 | asleep in Tokyo |
| 2pm | 4am Fri | 14:00 → 04:00 | asleep in Tokyo |
| 3pm | 5am Fri | 15:00 → 05:00 | asleep in Tokyo |
| 4pm | 6am Fri | 16:00 → 06:00 | asleep in Tokyo |
| 5pm | 7am Fri | 17:00 → 07:00 | awake, not at work |
| 6pm | 8am Fri | 18:00 → 08:00 | awake, not at work |
| 7pm | 9am Fri | 19:00 → 09:00 | awake, not at work |
| 8pm | 10am Fri | 20:00 → 10:00 | awake, not at work |
| 9pm | 11am Fri | 21:00 → 11:00 | awake, not at work |
| 10pm | 12pm Fri | 22:00 → 12:00 | asleep in San Antonio |
| 11pm | 1pm Fri | 23:00 → 13:00 | asleep in San Antonio |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
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Questions people ask
What time is it in Tokyo when it is 9:55 am in San Antonio?
11:55 pm in Tokyo the same day.
How many hours ahead is Tokyo of San Antonio?
Tokyo is 14 hours ahead San Antonio. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between San Antonio and Tokyo?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
When does the difference between San Antonio and Tokyo change?
San Antonio: Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change). Tokyo does not change its clocks, so the gap shifts by an hour on that date.