Rome to Philadelphia Time Difference
Philadelphia is 6 hours behind Rome. When it's 05:08:37 PM in Rome, it's 11:08:37 AM in Philadelphia.
How Many Hours Behind Is Philadelphia From Rome?
Philadelphia is 6 hours behind Rome. So Rome is 6 hours ahead of Philadelphia looking the other way — the same gap, described from the other end.
In practice that means a working day in Rome starts when it is already 3:00 AM in Philadelphia. The gap is not fixed all year: it becomes 5 hours on Sunday, October 25, 2026, when Rome changes its clocks.
Best Time to Call Rome and Philadelphia
Both cities are inside normal business hours between 3:00 PM and 5:00 PM in Rome — that's 9:00 AM to 11:00 AM in Philadelphia. That's a 2-hour window, so a call fits comfortably in either side's working day.
both at work Rome only Philadelphia only neither — hours shown along the strip are Rome local time.
Convert a Specific Time
Pick any date and time in Rome to see the exact equivalent in Philadelphia.
Common Times Converted
Rome time on the left, Philadelphia time on the right.
Rome to Philadelphia: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Rome. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Rome | Philadelphia | Working hours |
|---|---|---|
| 12:00 AM | 6:00 PM prev day | — |
| 1:00 AM | 7:00 PM prev day | — |
| 2:00 AM | 8:00 PM prev day | — |
| 3:00 AM | 9:00 PM prev day | — |
| 4:00 AM | 10:00 PM prev day | — |
| 5:00 AM | 11:00 PM prev day | — |
| 6:00 AM | 12:00 AM | — |
| 7:00 AM | 1:00 AM | — |
| 8:00 AM | 2:00 AM | — |
| 9:00 AM | 3:00 AM | Rome only |
| 10:00 AM | 4:00 AM | Rome only |
| 11:00 AM | 5:00 AM | Rome only |
| 12:00 PM | 6:00 AM | Rome only |
| 1:00 PM | 7:00 AM | Rome only |
| 2:00 PM | 8:00 AM | Rome only |
| 3:00 PM | 9:00 AM | Both cities |
| 4:00 PM | 10:00 AM | Both cities |
| 5:00 PM | 11:00 AM | Philadelphia only |
| 6:00 PM | 12:00 PM | Philadelphia only |
| 7:00 PM | 1:00 PM | Philadelphia only |
| 8:00 PM | 2:00 PM | Philadelphia only |
| 9:00 PM | 3:00 PM | Philadelphia only |
| 10:00 PM | 4:00 PM | Philadelphia only |
| 11:00 PM | 5:00 PM | — |
Understanding the Rome – Philadelphia Time Difference
Rome runs on Europe/Rome, currently CEST (UTC+2:00). Philadelphia runs on America/New_York, currently EDT (UTC-4:00). The gap of 6 hours is simply the distance between those two offsets.
Both cities observe Daylight Saving Time, but they don't switch on the same date — so for a few weeks each year the gap between them is different again. The next shift is on Sunday, October 25, 2026, when Rome adjusts its clocks and the difference becomes 5 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in the United States.
Rome today
Philadelphia today
Frequently Asked Questions
What is the time difference between Rome and Philadelphia?
Philadelphia is currently 6 hours behind Rome. That gap becomes 5 hours on Sunday, October 25, 2026, when Rome changes its clocks.
How many hours behind is Philadelphia from Rome?
Philadelphia is 6 hours behind Rome. Looking at it the other way, Rome is 6 hours ahead of Philadelphia.
What time is it in Philadelphia when it is 9:00 AM in Rome?
When it is 9:00 AM in Rome, it is 3:00 AM in Philadelphia.
Is Philadelphia ahead of or behind Rome?
Philadelphia is 6 hours behind Rome. Rome reaches each point in the day first, so Philadelphia is still getting started while the Rome working day is finishing.
What is the best time to call between Rome and Philadelphia?
Between 3:00 PM and 5:00 PM Rome time, which is 9:00 AM to 11:00 AM in Philadelphia. Both cities are inside normal business hours during that window.
Does the time difference between Rome and Philadelphia change during the year?
Yes. Both cities observe Daylight Saving Time, and they do not always switch on the same date, so the gap between them shifts during the year. It changes to 5 hours on Sunday, October 25, 2026.
What time zones are Rome and Philadelphia in?
Rome uses the Europe/Rome time zone, currently CEST (UTC+2:00). Philadelphia uses America/New_York, currently EDT (UTC-4:00).