Vienna to Chicago
Chicago is 7 hours behind of Vienna.
Vienna
Austria
Day
Difference
Chicago
United States
Day
Best window to call: 16:00 - 17:00 Vienna time, both sides are inside 09:00-17:00.
Hour-by-hour conversion
Every hour of the day in Vienna with its equivalent in Chicago. Green rows fall inside business hours for both.
About the Vienna-Chicago gap
Vienna sits in the Europe/Vienna time zone (CEST), while Chicago uses America/Chicago (CDT). That puts Chicago 7 hours behind of Vienna right now.
For scheduling, the practical overlap runs from 16:00 to 17:00 in Vienna. Booking inside that band means neither party is dialling in before breakfast or after dinner.
Related comparisons
- Chicago to Vienna
- Vienna to Cardiff
- Vienna to London
- Vienna to New York
- Vienna to Los Angeles
- Vienna to São Paulo
See also current time in Vienna and current time in Chicago.
Vienna and Chicago, questions
- What is the time difference between Vienna and Chicago?
- Chicago is 7 hours behind of Vienna. Vienna is currently on CEST and Chicago on CDT.
- What is the best time to call Chicago from Vienna?
- Between 16:00 and 17:00 Vienna time, both cities are inside normal business hours of 09:00 to 17:00. Outside that window one side is either not yet at work or has already left.
- Is the difference between Vienna and Chicago always the same?
- The gap is mostly stable, but if both cities observe daylight saving they may not switch on the same date, there are usually a few weeks each spring and autumn when the difference shifts by an hour.