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Chicago to Athens time difference

Live time in both cities, a conversion table and the best hours to call.

Athens is 8 hours ahead of Chicago right now. The difference is the same all year. When it is 9:00 AM in Chicago, it is 5:00 PM in Athens.

Chicago
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Athens
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Today, hour by hour

ChicagoAthens

Green rows are inside 9 AM–5 PM in both places.

Chicago to Athens time table

ChicagoAthens
12:00 AM8:00 AM
1:00 AM9:00 AM
2:00 AM10:00 AM
3:00 AM11:00 AM
4:00 AM12:00 PM
5:00 AM1:00 PM
6:00 AM2:00 PM
7:00 AM3:00 PM
8:00 AM4:00 PM
9:00 AM5:00 PM
10:00 AM6:00 PM
11:00 AM7:00 PM
12:00 PM8:00 PM
1:00 PM9:00 PM
2:00 PM10:00 PM
3:00 PM11:00 PM
4:00 PM12:00 AM (+1 day)
5:00 PM1:00 AM (+1 day)
6:00 PM2:00 AM (+1 day)
7:00 PM3:00 AM (+1 day)
8:00 PM4:00 AM (+1 day)
9:00 PM5:00 AM (+1 day)
10:00 PM6:00 AM (+1 day)
11:00 PM7:00 AM (+1 day)

When the difference changes

DatesDifference
Oct 9, 2026 – Oct 24, 2026Athens is 8 hours ahead of Chicago
Oct 25, 2026 – Oct 31, 2026Athens is 7 hours ahead of Chicago
Nov 1, 2026 – Mar 13, 2027Athens is 8 hours ahead of Chicago
Mar 14, 2027 – Mar 27, 2027Athens is 7 hours ahead of Chicago
Mar 28, 2027 – Oct 30, 2027Athens is 8 hours ahead of Chicago
Oct 31, 2027 – Nov 6, 2027Athens is 7 hours ahead of Chicago
Nov 7, 2027 – Dec 31, 2027Athens is 8 hours ahead of Chicago

Chicago uses daylight saving time. Next clock changes: Nov 1, 2026 (to UTC-6), Mar 14, 2027 (to UTC-5). Athens uses daylight saving time. Next clock changes: Oct 25, 2026 (to UTC+2), Mar 28, 2027 (to UTC+3).

Best time to call Athens, Greece from Chicago

  • All year: no shared 9-to-5 hours. Workable window (7 AM–10 PM for both): 7:00 AM–2:00 PM in Chicago (3:00 PM–10:00 PM in Athens).

Athens vs other US time zones

US cityJanuaryJuly
New York7 hours ahead7 hours ahead
Chicago8 hours ahead8 hours ahead
Denver9 hours ahead9 hours ahead
Phoenix9 hours ahead10 hours ahead
Los Angeles10 hours ahead10 hours ahead

Convert a different date with the time zone converter, or plan a call with the meeting planner.

Frequently asked questions

What is the time difference between Chicago and Athens?

Athens is 8 hours ahead of Chicago in January, all year.

If it is 8 PM in Chicago, what time is it in Athens?

4:00 AM.

Does Athens use daylight saving time?

Athens uses daylight saving time. Next clock changes: Oct 25, 2026 (to UTC+2), Mar 28, 2027 (to UTC+3).