If you want to know how far it is between London and Chicago, the straight line distance is 3,961 miles
or 6,375 kilometers
If you are a pilot flying a private plane, you can fly straight from London, United Kingdom to Chicago, IL for a total flight time of 8 hours, 25 minutes
Book a flight:
If you're a traveler planning a trip and you want to book a commercial flight, you can try searching for flights between LHR and ORD.