Tokyo to San Antonio
Live, right now. Asia/Tokyo → America/Chicago · 10,558 km (6,557 miles) apart
Clocks here do not change — this zone stays on the same offset all year.
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Convert a specific time minutes work, not just whole hours
Hour by hour
| Tokyo | San Antonio | 24h | Good to call? |
|---|---|---|---|
| 12am | 10am Wed | 00:00 → 10:00 | asleep in Tokyo |
| 1am | 11am Wed | 01:00 → 11:00 | asleep in Tokyo |
| 2am | 12pm Wed | 02:00 → 12:00 | asleep in Tokyo |
| 3am | 1pm Wed | 03:00 → 13:00 | asleep in Tokyo |
| 4am | 2pm Wed | 04:00 → 14:00 | asleep in Tokyo |
| 5am | 3pm Wed | 05:00 → 15:00 | asleep in Tokyo |
| 6am | 4pm Wed | 06:00 → 16:00 | asleep in Tokyo |
| 7am | 5pm Wed | 07:00 → 17:00 | awake, not at work |
| 8am | 6pm Wed | 08:00 → 18:00 | awake, not at work |
| 9am | 7pm Wed | 09:00 → 19:00 | awake, not at work |
| 10am | 8pm Wed | 10:00 → 20:00 | awake, not at work |
| 11am | 9pm Wed | 11:00 → 21:00 | awake, not at work |
| 12pm | 10pm Wed | 12:00 → 22:00 | asleep in San Antonio |
| 1pm | 11pm Wed | 13:00 → 23:00 | asleep in San Antonio |
| 2pm | 12am | 14:00 → 00:00 | asleep in San Antonio |
| 3pm | 1am | 15:00 → 01:00 | asleep in San Antonio |
| 4pm | 2am | 16:00 → 02:00 | asleep in San Antonio |
| 5pm | 3am | 17:00 → 03:00 | asleep in San Antonio |
| 6pm | 4am | 18:00 → 04:00 | asleep in San Antonio |
| 7pm | 5am | 19:00 → 05:00 | asleep in San Antonio |
| 8pm | 6am | 20:00 → 06:00 | asleep in San Antonio |
| 9pm now | 7am | 21:00 → 07:00 | awake, not at work |
| 10pm | 8am | 22:00 → 08:00 | asleep in Tokyo |
| 11pm | 9am | 23:00 → 09:00 | asleep in Tokyo |
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 San Antonio when it is 9:09 pm in Tokyo?
7:09 am in San Antonio the same day.
How many hours ahead is San Antonio of Tokyo?
San Antonio is 14 hours behind Tokyo. 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 Tokyo and San Antonio?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.