Flight time from Chicago to London
ORD → LHR · Chicago O'Hare International Airport to London Heathrow Airport
The flight from Chicago (ORD) to London (LHR) takes about 6h 43m nonstop on a widebody airliner, covering 3,942 miles (6,344 km).
How the aircraft compares
Regional jetEmbraer E175, CRJ
Beyond range
NarrowbodyBoeing 737, Airbus A320
7h 14m
WidebodyBoeing 787, A350, 777
6h 43m
When will you arrive?
London is 6 hours ahead of Chicago. You cross 6 time zones heading east. Eastbound trips like this one tend to be harder to adjust to, so plan for a day or two of jet lag.
See your exact arrival time
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Common questions
- How long is the flight from Chicago to London?
- About 6h 43m nonstop on a widebody airliner. Airlines add taxi and buffer time to the schedule.
- How far is it?
- 3,942 miles, or 6,344 km (3,425 nautical miles) in a straight line.
- What is the time difference?
- London is 6 hours ahead of Chicago.
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