Time Difference Between Chicago and Prague

The time difference between Chicago and Prague is 6 hours. When it is 12:00 noon in Chicago, it is 18:00 in Prague. Chicago uses the America/Chicago time zone (UTC-5), while Prague uses Europe/Prague (UTC+1).

Prague is 6 hours ahead of Chicago — 6 hours
Chicago, United States
15:54:21
Thursday, March 26, 2026
UTC-5 · CDT (DST)
Prague, Czech Republic
21:54:21
Thursday, March 26, 2026
UTC+1 · CET

Time Zone Details: Chicago vs Prague

Detail Chicago Prague
Time Zone IDAmerica/ChicagoEurope/Prague
UTC OffsetUTC-5UTC+1
AbbreviationCDTCET
DST ActiveYes — currently observingNo
CountryUnited StatesCzech Republic
RegionNorth AmericaEurope

Best Time to Schedule a Call

There are 2 overlapping business hours between Chicago and Prague (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–11:00 in Chicago  =  15:00–17:00 in Prague

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Chicago time to Prague time. Rows highlighted in green indicate overlapping business hours in both cities.

Chicago Prague
00:00 06:00 Night
01:00 07:00 Night
02:00 08:00 Night
03:00 09:00 Night
04:00 10:00 Night
05:00 11:00 Night
06:00 12:00
07:00 13:00
08:00 14:00
09:00 15:00 Overlap
10:00 16:00 Overlap
11:00 17:00
12:00 18:00
13:00 19:00
14:00 20:00
15:00 21:00
16:00 22:00
17:00 23:00
18:00 00:00 (+1 day)
19:00 01:00 (+1 day)
20:00 02:00 (+1 day)
21:00 03:00 (+1 day)
22:00 04:00 (+1 day) Night
23:00 05:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Chicago is currently observing daylight saving time, while Prague is on standard time. When Chicago switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Chicago–Prague Scheduling

Compare Chicago and Prague with Other Cities

From Chicago

From Prague

Frequently Asked Questions

What is the time difference between Chicago and Prague?

The time difference is 6 hours. Prague is 6 hours ahead of Chicago.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Chicago to Prague?

The best window is between 09:00 and 11:00 Chicago time, which corresponds to 15:00–17:00 in Prague. Both sides fall within normal business hours.

How do I convert Chicago time to Prague time?

Add 6 hours to Chicago time to get Prague time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.