London to Chicago Flight Time
LHR → ORD • United Kingdom to United States
8h 38m
Flight Time
3,943
Miles
6,346
Kilometers
-6h
Time Change
Calculate Your Arrival Time
Actual flight times vary based on weather, routing, and aircraft type.
Airport Information
London Heathrow
LHR • London, United Kingdom
O'Hare International
ORD • Chicago, United States