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Cheap flights from Chicago to London Heathrow

Chicago to London Heathrow

  • The average flight time from Chicago to London Heathrow is 7h 20min
  • The most popular airline flying from Chicago to London Heathrow last month was American Airlines
  • There are 64 flights a week from Chicago to London Heathrow
  • 9 airlines fly direct from Chicago to London Heathrow
  • Chicago to London Heathrow is 3,952 miles
  • $857 was the cheapest return price from Chicago to London Heathrow last month

Find the cheapest month to travel from Chicago to London Heathrow

Find flights from Chicago to London Heathrow with skyscanner.com We provide a free search service where you can compare flights from all major airlines and travel agents for cheap flights from Chicago to London Heathrow.

You can view some statistics on flights from Chicago to London Heathrow below, such as the average flight time to the number of air miles.

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