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Chicago (ORD) » United Kingdom » ORD to LCY
Good to Know - Flights from Chicago to London
$ 740.21
or less (round trip)
Top Tips for Finding Cheap Flights from Chicago to London
Looking for cheap airfare from Chicago to London? 25% of our users found round-trip tickets to London for the following price or less: $ 740.21 Book at least 4 weeks before departure in order to get a below-average price. Enter your preferred departure airport and travel dates into the search form above to unlock the latest Chicago to London flight deals.
FAQs - Booking from Chicago to London flights
The cheapest flight Chicago to London found on flyus.com in the last 72 hours was $740.21 round-trip.
Find cheap flights from Chicago to London and book discounted airfare from different cities all over the United States. Explore airline ticket deals on flight routes all over the World! At Flyus, we take pride in helping you discover and book the best flight deals for your next trip at the cheapest price. We make booking flights from different departures easy and provide you with peace of mind with our Best Purchase Guarantee.
Cheapest Flights
from Chicago, United States (ORD) to:
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London, United Kingdom (LCY)Jan 05, 25 - Jan 29, 25$740.21
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London, United Kingdom (LCY)Jan 21, 25 - Jan 27, 25$745.61
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London, United Kingdom (LCY)Feb 04, 25 - Feb 11, 25$745.61
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London, United Kingdom (LCY)Jan 01, 25 - Jan 29, 25$756.61
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London, United Kingdom (LCY)Jan 01, 25 - Apr 09, 25$763.31