Cheap flights from London to Chicago
Compare hundreds of airlines London–Chicago
Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from London to Chicago, a about 538 km route (around 1h 10m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Air Canada, United Airlines operate this route.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly London to Chicago?
Prices vary by season; use the price calendar to find the cheapest month.
How long is the flight from London to Chicago?
A nonstop flight takes about 1h 10m and covers around 538 km. Connecting itineraries take longer.
Are there direct flights from London to Chicago?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from London to Chicago?
Air Canada, United Airlines operate this route, among others. Compare them all in the results.
When should I book London–Chicago flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
London → Chicago · Live fares from 100+ sites — free, with no hidden fees.