Time Difference between Chicago and Portsmouth
Chicago (UTC-5) → London (UTC+0)
🕐 Interactive Time Explorer
When it's 17:00 in Chicago, it's 22:00 in Portsmouth
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Chicago & Portsmouth✓ Perfect Match (3 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
6,329 km
Est. Flight Time
~8.4h
Time Difference
+5h
Work Hours Overlap
3h
Limited
🔴 Office Closed
Tomorrow 09:00
09:00 - 12:00
⏰ Quick Conversion
06:00
Chicago
11:00
Portsmouth
09:00
Chicago
14:00
Portsmouth
12:00
Chicago
17:00
Portsmouth
15:00
Chicago
20:00
Portsmouth
18:00
Chicago
23:00
Portsmouth
21:00
Chicago
02:00
Portsmouth (+1)
00:00
Chicago
05:00
Portsmouth
03:00
Chicago
08:00
Portsmouth
❓ Frequently Asked Questions
Time Difference Between Chicago and Portsmouth
Chicago, United States and Portsmouth, United Kingdom are separated by a time difference of 5 hours. When it's noon in Chicago, it's 5 hours later in Portsmouth.
Chicago operates on America/Chicago timezone, while Portsmouth uses Europe/London. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
To catch business hours in both cities, consider scheduling calls during early morning in Chicago.
Flight Considerations
The distance between Chicago and Portsmouth is approximately 6,329 km. A direct flight typically takes around 8.4 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.