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Fly with Air Canada to over 50 destinations in the US.

Did you know that Air Canada is the biggest international carrier flying into the United States?

Experience our award-winning service to more than 50 US destinations via our Canadian airport hubs featuring easy, seamless connections, with no terminal changes, and no need to claim your bags in transit. Plus you’ll save time by clearing US customs and immigration on your way, before you even arrive at your final destination. Take advantage of our great fares to the USA.

Book Air Canada flights to Chicago (ORD)

Weather in Chicago

Monday overcast clouds
18°C Sep 16, 2019
Tuesday broken clouds
27°C Sep 17, 2019
Wednesday broken clouds
27°C Sep 18, 2019
Thursday light rain
28°C Sep 19, 2019
Friday light rain
29°C Sep 20, 2019
Saturday moderate rain
24°C Sep 21, 2019
Sunday overcast clouds
23°C Sep 22, 2019
Powered by: OpenWeatherMap.org

Book today for the lowest fares to Chicago

FromToDepartureFare TypePrice

London (LHR)

Chicago (ORD)

Dec 23, 2019-

Dec 29, 2019

Round-trip / Economy
GBP701*
Viewed:1dayago

London (LON)

Chicago (ORD)

Dec 19, 2019-

Dec 27, 2019

Round-trip / Economy
GBP823*
Viewed:17hoursago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.