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Calculating flight distance...
Chicago (ORD), US to London (LHR), GB
7h 58m
Estimated Flight Time
6,344
Distance (km)
3,942
Distance (mi)
+6 hours
Time Difference
Chicago (UTC-5)
05:11 AM
Sat, Apr 4
London (UTC+1)
11:11 AM
Sat, Apr 4
2 hours of overlapping work hours (9 AM - 5 PM)
Other popular routes from Chicago and London
The estimated non-stop flight time from Chicago (ORD) to London (LHR) is approximately 7h 58m. Actual flight times may vary based on wind conditions, routing, and aircraft type.
The great-circle distance from Chicago to London is 6,344 kilometers (3,942 miles). This is the shortest distance over the Earth's surface.
London is +6 hours compared to Chicago. There are 2 overlapping work hours (9 AM - 5 PM) between the two cities.