London to Chicago time
Sponsored
Looking to build a web app, a mobile app or a website for your shop or business, or want more leads? Boffin Coders, who build timezones.in, can help. Talk to us → (opens in a new tab)
BST · UTC+1 → CDT · UTC−5
London is 6 hours ahead of Chicago
London · BST
Thursday, 8 October 2026
Chicago · CDT
Wednesday, 7 October 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
0003060912151821
LondonBST · +01:00
0003060912151821
ChicagoCDT · -05:00
1821000306091215
Shared working hours: 15:00–18:00 in London is 09:00–12:00 in Chicago.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
03:56 Thu 8 Oct London = 21:56 Wed 7 Oct Chicago
Hour-by-hour conversion
| LondonEvery hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Chicago | |
|---|---|---|
| 00:00 | 18:00prev. day | |
| 01:00 | 19:00prev. day | |
| 02:00 | 20:00prev. day | |
| 03:00 | 21:00prev. day | Now |
| 04:00 | 22:00prev. day | |
| 05:00 | 23:00prev. day | |
| 06:00 | 00:00 | |
| 07:00 | 01:00 | |
| 08:00 | 02:00 | |
| 09:00 | 03:00 | |
| 10:00 | 04:00 | |
| 11:00 | 05:00 | |
| 12:00 | 06:00 | |
| 13:00 | 07:00 | |
| 14:00 | 08:00 | |
| 15:00 | 09:00 | Both at work |
| 16:00 | 10:00 | Both at work |
| 17:00 | 11:00 | Both at work |
| 18:00 | 12:00 | |
| 19:00 | 13:00 | |
| 20:00 | 14:00 | |
| 21:00 | 15:00 | |
| 22:00 | 16:00 | |
| 23:00 | 17:00 |
Planning between London and Chicago
London (Europe/London) is UTC+1 and Chicago (America/Chicago) is UTC−5 right now. Working hours are shown as 09:00–18:00 local, sleeping hours as 23:00–07:00.
- 09:00 in London is 03:00 in Chicago
- 12:00 in London is 06:00 in Chicago
- 15:00 in London is 09:00 in Chicago
- 18:00 in London is 12:00 in Chicago
Reverse: Chicago to London. Or open both in the meeting planner with more cities.