London is usually 6 hours ahead of Chicago, so Chicago is usually 6 hours behind London.
Chicago, United States uses Central Time (America/Chicago); London, United Kingdom uses Greenwich Mean Time / British Summer Time (Europe/London). The difference changes during the year because of daylight saving time (dates are approximate and follow current rules): 6 hours ahead from Nov 7 to Mar 13; 5 hours ahead from Mar 14 to Mar 27; 6 hours ahead from Mar 28 to Oct 30; 5 hours ahead from Oct 31 to Nov 6.
| Chicago | London |
|---|---|
| 6:00 AM | 12:00 PM |
| 8:00 AM | 2:00 PM |
| 9:00 AM | 3:00 PM |
| 12:00 PM | 6:00 PM |
| 3:00 PM | 9:00 PM |
| 5:00 PM | 11:00 PM |
| 6:00 PM | 12:00 AM (next day) |
| 8:00 PM | 2:00 AM (next day) |
| 10:00 PM | 4:00 AM (next day) |
This table is for the usual difference; with JavaScript on it recalculates for today’s date.
London is usually 6 hours ahead of Chicago, so Chicago is usually 6 hours behind London. The difference changes during the year because of daylight saving time (dates are approximate and follow current rules): 6 hours ahead from Nov 7 to Mar 13; 5 hours ahead from Mar 14 to Mar 27; 6 hours ahead from Mar 28 to Oct 30; 5 hours ahead from Oct 31 to Nov 6.
Usually 3:00 PM in London, based on the usual 6 hours gap. Use the live table above for today’s exact conversion.
Chicago to New York · Chicago to Tokyo · Chicago to Sydney · Chicago to Dubai · Chicago to Singapore · London to New York · London to Tokyo · London to Sydney · London to Dubai · London to Singapore