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Popular flights and flight offers from Chicago to London
ORD – LHR
Chicago - London
Mon 28 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Sun 27 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Wed 30 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Tue 29 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Sun 4 May 2025 – Tue 13 May 2025
From
615 USD ORD – LHR
Chicago - London
Mon 17 Mar 2025 – Wed 26 Mar 2025
From
622 USD Our cheapest flights from Chicago to London
ORD – LHR
Chicago - London
Mon 28 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Sun 27 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Wed 30 Apr 2025 – Tue 6 May 2025
From
596 USD ORD – LHR
Chicago - London
Tue 29 Apr 2025 – Tue 6 May 2025
From
596 USD