Chicago & Vienna time difference

Vienna is 7 hours ahead of Chicago. Current time, 24-hour table, DST changes and the best time to call.

Vienna is 7 hours ahead of Chicago.

City Comparison Insights

  • Chicago — United States, America/Chicago (UTC-5), USD, Local time: 17:56
  • Vienna — Austria, Europe/Vienna (UTC+2), EUR, Local time: 00:56

Chicago to Vienna time conversion table (24 hours)

Each hour in Chicago with the matching time in Vienna. +1 is the next day, −1 the previous day.

ChicagoVienna
00:0007:00
01:0008:00
02:0009:00
03:0010:00
04:0011:00
05:0012:00
06:0013:00
07:0014:00
08:0015:00
09:0016:00
10:0017:00
11:0018:00
12:0019:00
13:0020:00
14:0021:00
15:0022:00
16:0023:00
17:0000:00 +1
18:0001:00 +1
19:0002:00 +1
20:0003:00 +1
21:0004:00 +1
22:0005:00 +1
23:0006:00 +1

Best time to call or meet

Business hours overlap: Chicago 09:00–10:00 = Vienna 16:00–17:00.

Daylight saving time (DST)

  • Vienna changes on October 25, 2026 and Chicago on November 1, 2026, so between those dates the difference is 6 hours.
  • Chicago changes on March 14, 2027 and Vienna on March 28, 2027, so between those dates the difference is 6 hours.
  • Chicago: UTC offset changes from UTC−5 to UTC−6 on November 1, 2026.
  • Vienna: UTC offset changes from UTC+2 to UTC+1 on October 25, 2026.

Frequently asked questions

What is the time difference between Chicago and Vienna?

Vienna is 7 hours ahead of Chicago.

What time is it in Vienna when it is 9:00 in Chicago?

When it is 9:00 in Chicago, it is 16:00 in Vienna.

What is the best time to call from Chicago to Vienna?

Business hours overlap: Chicago 09:00–10:00 = Vienna 16:00–17:00.

Does daylight saving time change the time difference between Chicago and Vienna?

Vienna changes on October 25, 2026 and Chicago on November 1, 2026, so between those dates the difference is 6 hours.

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