Tokyo to Chicago Time Converter
Asia/Tokyo → America/Chicago
:Tokyo
21:00Chicago-1 day
UTC+09:00 → UTC-06:00 (-15h)
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24-hour conversion table
| Tokyo | Chicago |
|---|---|
| 00:00 | 09:00-1 day |
| 01:00 | 10:00-1 day |
| 02:00 | 11:00-1 day |
| 03:00 | 12:00-1 day |
| 04:00 | 13:00-1 day |
| 05:00 | 14:00-1 day |
| 06:00 | 15:00-1 day |
| 07:00 | 16:00-1 day |
| 08:00 | 17:00-1 day |
| 09:00 | 18:00-1 day |
| 10:00 | 19:00-1 day |
| 11:00 | 20:00-1 day |
| 12:00 | 21:00-1 day |
| 13:00 | 22:00-1 day |
| 14:00 | 23:00-1 day |
| 15:00 | 00:00 |
| 16:00 | 01:00 |
| 17:00 | 02:00 |
| 18:00 | 03:00 |
| 19:00 | 04:00 |
| 20:00 | 05:00 |
| 21:00 | 06:00 |
| 22:00 | 07:00 |
| 23:00 | 08:00 |
Time difference in 2026
- 2026-01-01–2026-03-08: Chicago is 15 h behind Tokyo
- 2026-03-08–2026-11-01: Chicago is 14 h behind Tokyo
- 2026-11-01–2026-12-31: Chicago is 15 h behind Tokyo
Business hours overlap (09:00–17:00)
No overlap
About this time difference
In standard time, Chicago is 15 h behind Tokyo. Tokyo does not observe daylight saving time (no clock changes since 1951). Chicago observes daylight saving time; in 2026 the clocks change on March 8 and November 1. As a result, the time difference changes 2 times a year, ranging from 14 h to 15 h.
The two cities compared
| Tokyo | Chicago | |
|---|---|---|
| Country | Japan | United States |
| Time zone | Asia/Tokyo | America/Chicago |
| Standard time (UTC offset) | UTC+09:00 | UTC-06:00 |
| Daylight saving time | Abolished in 1951 | Observed |
| Population | 13,960,000 | 2,693,000 |
Frequently asked questions
- What is the time difference between Tokyo and Chicago?
- Winter: 15 h; Summer: 14 h.
- What time is it in Chicago when it is noon in Tokyo?
- Winter: 21:00 in Chicago (-1 day); Summer: 22:00 in Chicago (-1 day).
- Do business hours (09:00–17:00) in the two cities overlap?
- No. Business hours (09:00–17:00) in the two cities never overlap.
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