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Cheap Flights from London Heathrow Airport to Chicago O'Hare Airport | CheapOair
LON London Sep 23, 2026
CHI Chicago
from $ 522.99
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LON London Sep 28, 2026
CHI Chicago
from $ 523.99
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LON London Sep 14, 2026
CHI Chicago
from $ 523.99
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LON London Sep 7, 2026
CHI Chicago
from $ 554.83
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LON London Sep 29, 2026
CHI Chicago
from $ 555.99
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LON London Sep 22, 2026
CHI Chicago
from $ 557.83
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LON London Oct 5, 2026
CHI Chicago
from $ 569.99
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LON London Sep 27, 2026
CHI Chicago
from $ 573.92
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LON London Oct 31, 2026
CHI Chicago
from $ 590.12
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LON London Sep 24, 2026
CHI Chicago
from $ 609.99
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202605~Ref:D85d5aylREiAKhB-CixLGQ
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Verified review Alita is truly one of the best! Having spent years in the customer service industry myself, I recognize exceptional service when I experience it—and she absolutely delivered. She was patient, kind, respectful, knowledgeable, and impressively concise in addressing my concerns. Her professionalism and positive attitude made the entire interaction seamless and pleasant.
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Verified review I’m very satisfied with the experience. Eddy, the agent helping me, was courteous, knowledgeable, and a pleasure to work with. Thank you very much.
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