Book United London to Chicago flight deals from £297

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Search flights from London to Chicago (LHR - ORD)

August

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Monday 27th

Return Tuesday 11th
from£ 297*Viewed: 1 hour ago

Tuesday 28th

Return Wednesday 12th
from£ 297*Viewed: 1 hour ago

Wednesday 29th

Return Thursday 13th
from£ 306*Viewed: 1 hour ago

September

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Tuesday 11th

Return Wednesday 26th
from£ 297*Viewed: 1 hour ago

Monday 24th

Return Tuesday 9th
from£ 297*Viewed: 1 hour ago

Thursday 27th

Return Friday 12th
from£ 297*Viewed: 1 hour ago

October

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Thursday 11th

Return Friday 26th
from£ 297*Viewed: 1 hour ago

Sunday 14th

Return Monday 29th
from£ 297*Viewed: 1 hour ago

Monday 15th

Return Tuesday 30th
from£ 297*Viewed: 1 hour ago
**Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply..
Cruise ships and tour boats docked by a ferris wheel and urban buildings at Navy Pier in Chicago

Plan ahead for flights from London to Chicago

from
to
Type
Dates
Price*
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Mon 27 Aug 2018
Return Tue 11 Sep 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Tue 28 Aug 2018
Return Wed 12 Sep 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Tue 11 Sep 2018
Return Wed 26 Sep 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Thu 13 Sep 2018
Return Fri 28 Sep 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Tue 18 Sep 2018
Return Wed 3 Oct 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Thu 20 Sep 2018
Return Fri 5 Oct 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Mon 24 Sep 2018
Return Tue 9 Oct 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Tue 25 Sep 2018
Return Wed 10 Oct 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Thu 27 Sep 2018
Return Fri 12 Oct 2018
from£ 297*Viewed: 1 hour ago
London (LHR)
to Chicago (ORD)
Roundtrip
Depart Mon 8 Oct 2018
Return Tue 23 Oct 2018
from£ 297*Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Chicago

18 °CTuesday07/17/2018
22 °CWednesday07/18/2018
23 °CThursday07/19/2018
28 °CFriday07/20/2018
26 °CSaturday07/21/2018
23 °CSunday07/22/2018
20 °CMonday07/23/2018
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