Flight route
Cheap flights from Chicago to London
Compare fares from Chicago to London, United Kingdom across airlines and travel partners, then book with whoever has the best price.
Chicago to London
Live fares from our airline and agency partners.
Fares
Recent fares on this route
No cached fare for this exact route yet. Search above for live pricing from Chicago to London.
FAQ
Chicago to London, answered
How much does a flight from Chicago to London cost?
We don't have a recent cached fare for this exact route yet. Search above to compare live prices from Chicago to London across our travel partners.
Is there a direct flight from Chicago to London?
Recent search data we have for this route shows connecting flights; nonstop service can vary by season and airline. Search above to see current direct and connecting options.
When is the best time to book flights from Chicago to London?
Prices on most routes fluctuate week to week. Comparing a few different date combinations in the search above is the most reliable way to find the cheapest fare for your specific trip, rather than relying on a single "best day to book" rule.