Chicago → Rome: Time Difference
Rome is 7 hours ahead of Chicago.
How the difference works
Chicago uses America/Chicago (UTC-6 standard time) and Rome uses Europe/Rome (UTC+1 standard time) — a standard-time gap of 7 hours ahead of Chicago. Both cities observe daylight saving time, but they switch on different dates, so the gap can temporarily change around those transitions.
Distance: about 7,740 km (4,810 mi) great-circle distance.
Chicago → Rome, hour by hour
| Chicago | Rome | Best hours to call |
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Frequently asked questions
What is the time difference between Chicago and Rome?
In standard time, Rome is 7 hours ahead of Chicago. Both cities observe daylight saving time, but they switch on different dates, so the gap can temporarily change around those transitions.
When it is 9:00 in Chicago, what time is it in Rome?
In standard time it is 16:00 in Rome. During daylight saving periods the answer can move by an hour — the live table on this page always reflects today's rules.
How far is Rome from Chicago?
About 7,740 km (4,810 miles) as the crow flies, computed from city-center coordinates.