Chicago vs London time difference
London is 6 h ahead
Chicago 19:47 · London 01:47. From March 14, 2027 London will be 5 h ahead.
Chicago now
19:47:54
Friday, November 13UTC-6, CST
London now
01:47:54
Saturday, November 14UTC+0, GMT
Convert a time
Using today's difference: 6 h. From March 14: 5 h.
When the difference changes
-
14Mar 2027
Chicago moves its clocks one hour forward in 121 days
The difference becomes 5 h: London ahead
-
28Mar 2027
London moves its clocks one hour forward
The difference becomes 6 h: London ahead
-
31Oct 2027
London moves its clocks one hour back
The difference becomes 5 h: London ahead
-
7Nov 2027
Chicago moves its clocks one hour back
The difference becomes 6 h: London ahead
Both cities change their clocks, on different dates.