Bilateral Time Zone Comparison
London to Chicago Time Difference
Chicago is 6 hours behind London. Compare live local clocks, check shared business hours, and coordinate meetings between the UK and US Central Time.
Quick Answer: Chicago is exactly 6 hours behind of London. When it is 12:00 PM (Noon) in London, it is 6:00 AM in Chicago. Best shared business window: 2 overlapping office hours.
Reference City
UTC +1London
Saturday, October 10, 2026
5:21:42
Europe/LondonTarget City
UTC -5Chicago
Saturday, October 10, 2026
11:21:42
America/ChicagoExact Difference Summary
Chicago is 6 hours ahead of London
When it is 12:00 PM (Noon) in London, it is 6 hours ahead in Chicago.
24-Hour Time Conversion & Business Overlap
Highlighted green rows represent mutual office hours (9:00 AM – 6:00 PM).
Shared Business Hours
Lon:00:00
Chi:18:00
Lon:01:00
Chi:19:00
Lon:02:00
Chi:20:00
Lon:03:00
Chi:21:00
Lon:04:00
Chi:22:00
Lon:05:00
Chi:23:00
Lon:06:00
Chi:00:00
Lon:07:00
Chi:01:00
Lon:08:00
Chi:02:00
Lon:09:00
Chi:03:00
Lon:10:00
Chi:04:00
Lon:11:00
Chi:05:00
Lon:12:00
Chi:06:00
Lon:13:00
Chi:07:00
Lon:14:00
Chi:08:00
Lon:15:00
Chi:09:00
Lon:16:00
Chi:10:00
Lon:17:00
Chi:11:00
Lon:18:00
Chi:12:00
Lon:19:00
Chi:13:00
Lon:20:00
Chi:14:00
Lon:21:00
Chi:15:00
Lon:22:00
Chi:16:00
Lon:23:00
Chi:17:00
Hourly Comparison Table
London to Chicago Hourly Time Chart
Hour-by-hour cross-reference table for planning transatlantic calls, remote handoffs, and meetings between London (United Kingdom) and Chicago (United States).
| London Local Time | Chicago Local Time |
|---|---|
| 8:00 AM (London) | 2:00 AM (Chicago) |
| 9:00 AM (London) | 3:00 AM (Chicago) |
| 10:00 AM (London) | 4:00 AM (Chicago) |
| 11:00 AM (London) | 5:00 AM (Chicago) |
| 12:00 PM (London) | 6:00 AM (Chicago) |
| 1:00 PM (London) | 7:00 AM (Chicago) |
| 2:00 PM (London) | 8:00 AM (Chicago) |
| 3:00 PM (London) | 9:00 AM (Chicago) |
| 4:00 PM (London) | 10:00 AM (Chicago) |
| 5:00 PM (London) | 11:00 AM (Chicago) |
| 6:00 PM (London) | 12:00 PM (Chicago) |
| 7:00 PM (London) | 1:00 PM (Chicago) |
| 8:00 PM (London) | 2:00 PM (Chicago) |
Reverse Direction
Chicago to London Time Difference
View London from the perspective of Chicago with reciprocal business overlap.
View Reciprocal Clocks
Reference City Profile
Current Time in London, United Kingdom
Live atomic clock, daylight saving schedule, sunrise and sunset in London.
Explore London Clocks
Target City Profile
Current Time in Chicago, United States
Live atomic clock, daylight saving schedule, sunrise and sunset in Chicago.
Explore Chicago Clocks
Interconnected Corridors
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New York to London Difference
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London to Tokyo Difference
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Tokyo to London Difference
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Sydney to London Difference
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London to Paris Difference
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Transcontinental Coordination
Hourly Time Comparison and Delta
Chicago is 6 hours behind London. Connecting European financial desks with Midwestern commercial and commodity hubs requires coordinating across an ocean, but the two-hour afternoon overlap makes live collaboration straightforward.
Use this tool to plan transatlantic team syncs, coordinate cross-border calls, and prevent scheduling confusion during seasonal daylight saving transitions.
Mutual Business Hours Overlap (9 AM – 5 PM)
Compare reciprocal schedules, verify working hour alignments, and schedule with confidence.
Cross-Border Meeting Scheduling and Daylight Saving Divergence
Compare reciprocal schedules, verify working hour alignments, and schedule with confidence.
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Google SERP Verified
Chicago is normally 6 hours behind London.
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