Chicago & Dublin time difference

Dublin is 6 hours ahead of Chicago. Current time, 24-hour table, DST changes and the best time to call.

Dublin is 6 hours ahead of Chicago.

City Comparison Insights

  • Chicago — United States, America/Chicago (UTC-5), USD, Local time: 17:55
  • Dublin — Ireland, Europe/Dublin (UTC+1), EUR, Local time: 23:55

Chicago to Dublin time conversion table (24 hours)

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

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

Best time to call or meet

Business hours overlap: Chicago 09:00–11:00 = Dublin 15:00–17:00.

Daylight saving time (DST)

  • Dublin changes on October 25, 2026 and Chicago on November 1, 2026, so between those dates the difference is 5 hours.
  • Chicago changes on March 14, 2027 and Dublin on March 28, 2027, so between those dates the difference is 5 hours.
  • Chicago: UTC offset changes from UTC−5 to UTC−6 on November 1, 2026.
  • Dublin: UTC offset changes from UTC+1 to UTC±0 on October 25, 2026.

Frequently asked questions

What is the time difference between Chicago and Dublin?

Dublin is 6 hours ahead of Chicago.

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

When it is 9:00 in Chicago, it is 15:00 in Dublin.

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

Business hours overlap: Chicago 09:00–11:00 = Dublin 15:00–17:00.

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

Dublin changes on October 25, 2026 and Chicago on November 1, 2026, so between those dates the difference is 5 hours.

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