Time Difference Between Chicago and London
Chicago is normally 6 hours behind London.
This page shows the live time difference between Chicago, United States and London, United Kingdom. Chicago uses the America/Chicago time zone (UTC-6 standard) and London uses Europe/London (UTC standard), so Chicago is normally 6 hours behind London. Both cities observe daylight saving time, so the exact gap can shift by an hour depending on the season. The clocks above update live, so you always see the current difference, which is handy for scheduling calls, meetings and travel between the two cities.
Chicago
- Country
- United States
- Time zone
- America/Chicago
- Standard offset
- UTC-6
- Daylight saving
- Observed
- Current offset
- …
London
- Country
- United Kingdom
- Time zone
- Europe/London
- Standard offset
- UTC
- Daylight saving
- Observed
- Current offset
- …
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Compare any other two places on the time difference hub, or open the interactive world time zone map to pin cities and compare live.
Frequently asked questions
What is the time difference between Chicago and London?
Chicago is normally 6 hours behind London (Chicago is UTC-6, London is UTC). Daylight saving time can change this by an hour, so the live clocks above always show the current difference.
Is Chicago ahead of or behind London?
Chicago is behind London by 6 hours under standard time.
Do Chicago and London use daylight saving time?
Chicago observes daylight saving time; London observes daylight saving time.