Tokyo to Houston Time Difference
Houston is 14 hours behind Tokyo. When it's 10:34:07 PM in Tokyo, it's 08:34:07 AM in Houston.
How Many Hours Behind Is Houston From Tokyo?
Houston is 14 hours behind Tokyo. So Tokyo is 14 hours ahead of Houston looking the other way — the same gap, described from the other end.
In practice that means a working day in Tokyo starts when it is already 7:00 PM the previous day in Houston. The gap is not fixed all year: it becomes 15 hours on Sunday, November 1, 2026, when Houston changes its clocks.
Best Time to Call Tokyo and Houston
Standard 9-to-5 hours in Tokyo and Houston never overlap, so someone has to take the call outside their working day. The most workable window is 7:00 AM to 12:00 PM in Tokyo, which is 5:00 PM to 10:00 PM in Houston.
both at work Tokyo only Houston only neither — hours shown along the strip are Tokyo local time.
Convert a Specific Time
Pick any date and time in Tokyo to see the exact equivalent in Houston.
Common Times Converted
Tokyo time on the left, Houston time on the right.
Tokyo to Houston: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Tokyo. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Tokyo | Houston | Working hours |
|---|---|---|
| 12:00 AM | 10:00 AM prev day | Houston only |
| 1:00 AM | 11:00 AM prev day | Houston only |
| 2:00 AM | 12:00 PM prev day | Houston only |
| 3:00 AM | 1:00 PM prev day | Houston only |
| 4:00 AM | 2:00 PM prev day | Houston only |
| 5:00 AM | 3:00 PM prev day | Houston only |
| 6:00 AM | 4:00 PM prev day | Houston only |
| 7:00 AM | 5:00 PM prev day | — |
| 8:00 AM | 6:00 PM prev day | — |
| 9:00 AM | 7:00 PM prev day | Tokyo only |
| 10:00 AM | 8:00 PM prev day | Tokyo only |
| 11:00 AM | 9:00 PM prev day | Tokyo only |
| 12:00 PM | 10:00 PM prev day | Tokyo only |
| 1:00 PM | 11:00 PM prev day | Tokyo only |
| 2:00 PM | 12:00 AM | Tokyo only |
| 3:00 PM | 1:00 AM | Tokyo only |
| 4:00 PM | 2:00 AM | Tokyo only |
| 5:00 PM | 3:00 AM | — |
| 6:00 PM | 4:00 AM | — |
| 7:00 PM | 5:00 AM | — |
| 8:00 PM | 6:00 AM | — |
| 9:00 PM | 7:00 AM | — |
| 10:00 PM | 8:00 AM | — |
| 11:00 PM | 9:00 AM | Houston only |
Understanding the Tokyo – Houston Time Difference
Tokyo runs on Asia/Tokyo, currently JST (UTC+9:00). Houston runs on America/Chicago, currently CDT (UTC-5:00). The gap of 14 hours is simply the distance between those two offsets.
Houston observes Daylight Saving Time and Tokyo does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, November 1, 2026, when Houston adjusts its clocks and the difference becomes 15 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in Japan · Daylight Saving Time in the United States.
Tokyo today
Houston today
Frequently Asked Questions
What is the time difference between Tokyo and Houston?
Houston is currently 14 hours behind Tokyo. That gap becomes 15 hours on Sunday, November 1, 2026, when Houston changes its clocks.
How many hours behind is Houston from Tokyo?
Houston is 14 hours behind Tokyo. Looking at it the other way, Tokyo is 14 hours ahead of Houston.
What time is it in Houston when it is 9:00 AM in Tokyo?
When it is 9:00 AM in Tokyo, it is 7:00 PM the previous day in Houston.
Is Houston ahead of or behind Tokyo?
Houston is 14 hours behind Tokyo. Tokyo reaches each point in the day first, so Houston is still getting started while the Tokyo working day is finishing.
What is the best time to call between Tokyo and Houston?
Standard business hours in Tokyo and Houston do not overlap at all, so one side has to step outside the 9-to-5. The most workable window is 7:00 AM to 12:00 PM in Tokyo, which is 5:00 PM to 10:00 PM in Houston.
Does the time difference between Tokyo and Houston change during the year?
Yes. Houston observes Daylight Saving Time and Tokyo does not, so the gap between them shifts during the year. It changes to 15 hours on Sunday, November 1, 2026.
What time zones are Tokyo and Houston in?
Tokyo uses the Asia/Tokyo time zone, currently JST (UTC+9:00). Houston uses America/Chicago, currently CDT (UTC-5:00).