London to Chicago Time Difference
🇬🇧 London is currently 5 hours behind of 🇺🇸 Chicago. This difference varies between 6h and 5h due to Daylight Saving Time.
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Difference
-5h
Business overlap
4h
Distance
6,353 km
Approx. flight
7.5h
Hour-by-Hour: London to Chicago
| 🇬🇧 London | 🇺🇸 Chicago | Note |
|---|---|---|
| 12:00 AM | 7:00 PM(prev day) | Previous day |
| 1:00 AM | 8:00 PM(prev day) | Previous day |
| 2:00 AM | 9:00 PM(prev day) | Previous day |
| 3:00 AM | 10:00 PM(prev day) | Previous day |
| 4:00 AM | 11:00 PM(prev day) | Previous day |
| 5:00 AM | 12:00 AM | |
| 6:00 AM | 1:00 AM | |
| 7:00 AM | 2:00 AM | |
| 8:00 AM | 3:00 AM | |
| 9:00 AM | 4:00 AM | |
| 10:00 AM | 5:00 AM | |
| 11:00 AM | 6:00 AM | |
| 12:00 PM | 7:00 AM | |
| 1:00 PM | 8:00 AM | |
| 2:00 PM | 9:00 AM | |
| 3:00 PM | 10:00 AM | |
| 4:00 PM | 11:00 AM | |
| 5:00 PM | 12:00 PM | |
| 6:00 PM | 1:00 PM | |
| 7:00 PM | 2:00 PM | |
| 8:00 PM | 3:00 PM | |
| 9:00 PM | 4:00 PM | |
| 10:00 PM | 5:00 PM | |
| 11:00 PM | 6:00 PM |
Daylight Saving Time (DST)
Both London and Chicago observe Daylight Saving Time, but they may switch on different dates. The time difference varies between 6 hours behind and 5 hours behind throughout the year. Currently, London is 5 hours behind relative to Chicago.
Min difference
6h
Max difference
5h
Best Meeting Times
There are 4 overlapping business hours between London and Chicago (9 AM – 6 PM in each city).
🇬🇧 London
2:00 PM – 6:00 PM
🇺🇸 Chicago
9:00 AM – 1:00 PM
Frequently Asked Questions
What is the time difference between London and Chicago?
The time difference between London and Chicago is currently 5 hours behind. London uses GMT (UTC+0), while Chicago uses CDT (UTC-5). This difference varies seasonally due to Daylight Saving Time, ranging from 6 hours behind to 5 hours behind.
When it's noon in London, what time is it in Chicago?
When it's 12:00 PM (noon) in London, it is 7:00 AM in Chicago. Use our calculator above to convert any other time.
Does the time difference between London and Chicago change?
Yes, the time difference changes throughout the year. Because London observes Daylight Saving Time, the offset shifts between 6 hours behind and 5 hours behind at different times of the year.
What are the best times to schedule a call between London and Chicago?
The best time to call is between 2:00 PM and 6:00 PM in London (which is 9:00 AM – 1:00 PM in Chicago). This 4-hour window falls within business hours in both cities.
Is London ahead or behind Chicago?
London is currently 5 hours ahead of Chicago.
What time zone is London in?
London is in the Europe/London time zone, currently using GMT (UTC+0). London observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in London in Chicago?
When it is midnight (12:00 AM) in London, it is 7:00 PM in Chicago.