San Juan to Chicago Time Difference
🇵🇷 San Juan is currently 1 hour behind of 🇺🇸 Chicago. This difference varies between 2h and 1h due to Daylight Saving Time.
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Atin 🇵🇷 San Juan→it will be—in 🇺🇸 Chicago
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Difference
-1h
Business overlap
8h
Distance
3,305 km
Approx. flight
3.9h
Hour-by-Hour: San Juan to Chicago
| 🇵🇷 San Juan | 🇺🇸 Chicago | Note |
|---|---|---|
| 12:00 AM | 11:00 PM(prev day) | Previous day |
| 1:00 AM | 12:00 AM | |
| 2:00 AM | 1:00 AM | |
| 3:00 AM | 2:00 AM | |
| 4:00 AM | 3:00 AM | |
| 5:00 AM | 4:00 AM | |
| 6:00 AM | 5:00 AM | |
| 7:00 AM | 6:00 AM | |
| 8:00 AM | 7:00 AM | |
| 9:00 AM | 8:00 AM | |
| 10:00 AM | 9:00 AM | |
| 11:00 AM | 10:00 AM | |
| 12:00 PM | 11:00 AM | |
| 1:00 PM | 12:00 PM | |
| 2:00 PM | 1:00 PM | |
| 3:00 PM | 2:00 PM | |
| 4:00 PM | 3:00 PM | |
| 5:00 PM | 4:00 PM | |
| 6:00 PM | 5:00 PM | |
| 7:00 PM | 6:00 PM | |
| 8:00 PM | 7:00 PM | |
| 9:00 PM | 8:00 PM | |
| 10:00 PM | 9:00 PM | |
| 11:00 PM | 10:00 PM |
Daylight Saving Time (DST)
Chicago observes Daylight Saving Time, while San Juan does not. This causes the time difference to shift between 2 hours behind and 1 hour behind depending on the season. Currently, San Juan is 1 hour behind relative to Chicago.
Min difference
2h
Max difference
1h
Best Meeting Times
There are 8 overlapping business hours between San Juan and Chicago (9 AM – 6 PM in each city).
🇵🇷 San Juan
10:00 AM – 6:00 PM
🇺🇸 Chicago
9:00 AM – 5:00 PM
Frequently Asked Questions
What is the time difference between San Juan and Chicago?
The time difference between San Juan and Chicago is currently 1 hour behind. San Juan uses AST (UTC-4), while Chicago uses CDT (UTC-5). This difference varies seasonally due to Daylight Saving Time, ranging from 2 hours behind to 1 hour behind.
When it's noon in San Juan, what time is it in Chicago?
When it's 12:00 PM (noon) in San Juan, it is 11:00 AM in Chicago. Use our calculator above to convert any other time.
Does the time difference between San Juan and Chicago change?
Yes, the time difference changes throughout the year. Because Chicago observes Daylight Saving Time, the offset shifts between 2 hours behind and 1 hour behind at different times of the year.
What are the best times to schedule a call between San Juan and Chicago?
The best time to call is between 10:00 AM and 6:00 PM in San Juan (which is 9:00 AM – 5:00 PM in Chicago). This 8-hour window falls within business hours in both cities.
Is San Juan ahead or behind Chicago?
San Juan is currently 1 hour ahead of Chicago.
What time zone is San Juan in?
San Juan is in the America/Puerto Rico time zone, currently using AST (UTC-4). San Juan does not observe Daylight Saving Time.
What time is midnight in San Juan in Chicago?
When it is midnight (12:00 AM) in San Juan, it is 11:00 PM in Chicago.