Cheap flights from London to Chicago

View AU$690 flight on Thu, 12 Jun. 2025Opens in a new window

Popular airlines from London to Chicago

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Cheap Flights from London (LON) to Chicago (CHI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed., 29 Oct. - Sat., 8 Nov.
LHR
London
ORD
Chicago
AU$794 Return, found 4 hours ago
AU$794
Return
found 4 hours ago
Select United flight, departing Wed., 29 Oct. from London to Chicago, returning Sat., 8 Nov., priced at AU$794 found 4 hours ago
United
Wed., 29 Oct. - Sat., 8 Nov.
LHR
London
ORD
Chicago
AU$794 Return, found 4 hours ago
AU$794
Return
found 4 hours ago
Select United flight, departing Wed., 29 Oct. from London to Chicago, returning Sat., 8 Nov., priced at AU$794 found 4 hours ago
Swiss International Air Lines
Wed., 29 Oct. - Sat., 8 Nov.
LGW
London
ORD
Chicago
AU$815 Return, found 4 hours ago
AU$815
Return
found 4 hours ago
Select Swiss International Air Lines flight, departing Wed., 29 Oct. from London to Chicago, returning Sat., 8 Nov., priced at AU$815 found 4 hours ago
Swiss International Air Lines
Wed., 29 Oct. - Sat., 8 Nov.
LGW
London
ORD
Chicago
AU$815 Return, found 4 hours ago
AU$815
Return
found 4 hours ago
Select Swiss International Air Lines flight, departing Wed., 29 Oct. from London to Chicago, returning Sat., 8 Nov., priced at AU$815 found 4 hours ago
American Airlines
Thu., 25 Sep. - Thu., 2 Oct.
LHR
London
ORD
Chicago
AU$819 Return, found 14 hours ago
AU$819
Return
found 14 hours ago
Select American Airlines flight, departing Thu., 25 Sep. from London to Chicago, returning Thu., 2 Oct., priced at AU$819 found 14 hours ago
Austrian Airlines
Wed., 29 Oct. - Sat., 8 Nov.
LHR
London
ORD
Chicago
AU$823 Return, found 4 hours ago
AU$823
Return
found 4 hours ago
Select Austrian Airlines flight, departing Wed., 29 Oct. from London to Chicago, returning Sat., 8 Nov., priced at AU$823 found 4 hours ago
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