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Time difference between Chicago and Tokyo

Tokyo is 14 hours ahead of Chicago. When it is noon in Chicago, it is 2:00 AM (next day) in Tokyo. The same gap applies whether you look at it as Chicago to Tokyo or Tokyo to Chicago.

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Tokyo is 14 hours ahead of Chicago, usually.

Difference right now14 hours (usual)
Upcoming changesCalculating…

How the gap works

The gap is not constant. Because Chicago changes its clocks for daylight saving time and Tokyo does not, the difference becomes 15 hours for part of the year. The live section above shows the exact gap right now and when it next changes.

  • Chicago (United States) is in the America/Chicago time zone: UTC-6 (CST) or UTC-5 (CDT).
  • Tokyo (Japan) is in the Asia/Tokyo time zone: UTC+9 (JST).

Convert Chicago time to Tokyo time

ChicagoTokyo
6:00 AM8:00 PM
9:00 AM11:00 PM
12:00 PM2:00 AM (next day)
3:00 PM5:00 AM (next day)
6:00 PM8:00 AM (next day)
9:00 PM11:00 AM (next day)

Based on the usual 14 hours gap.

Best time to call or meet

Chicago and Tokyo have no overlap in standard 9-to-5 working hours, so one side needs to start early or finish late. If you stretch the day to 7 AM to 10 PM in both cities, the shared window is 5:00 PM to 10:00 PM in Chicago (7:00 AM to 12:00 PM (next day) in Tokyo).

The best time to call is around 7:30 PM in Chicago (9:30 AM (next day) in Tokyo). That time falls outside standard 9-to-5 hours in at least one city. These times use the usual gap; for a few weeks each year, shift them by the difference noted above.

Frequently asked questions

What is the time difference between Chicago and Tokyo?

Tokyo is 14 hours ahead of Chicago, usually. It becomes 15 hours for part of the year.

Is Tokyo ahead of or behind Chicago?

Tokyo is 14 hours ahead of Chicago.

Does the time difference between Chicago and Tokyo change during the year?

Yes. The usual gap is 14 hours, but because Chicago changes its clocks for daylight saving time and Tokyo does not, it becomes 15 hours for part of the year. The live section above lists the next changes.

What is the best time to schedule a call between Chicago and Tokyo?

The best time to call is around 7:30 PM in Chicago (9:30 AM (next day) in Tokyo). That time falls outside standard 9-to-5 hours in at least one city.