$388 Cheap United flights Chicago (ORD) to London (LHR)

$388 Cheap United flights Chicago (ORD) to London (LHR)

Prices were available within the past 7 days and start at $388 for one-way flights and $625 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 14 - Wed, Sep 24

ORD

Chicago

LHR

London

$625 Roundtrip, found 6 days ago

$625

Roundtrip

found 6 days ago

Select United flight, departing Sun, Sep 14 from Chicago to London, returning Wed, Sep 24, priced at $625 found 6 days ago

Sun, Sep 14 - Tue, Sep 23

ORD

Chicago

LHR

London

$628 Roundtrip, found 6 days ago

$628

Roundtrip

found 6 days ago

Select United flight, departing Sun, Sep 14 from Chicago to London, returning Tue, Sep 23, priced at $628 found 6 days ago

Tue, Oct 14 - Wed, Oct 29

ORD

Chicago

LHR

London

$629 Roundtrip, found 6 hours ago

$629

Roundtrip

found 6 hours ago

Select United flight, departing Tue, Oct 14 from Chicago to London, returning Wed, Oct 29, priced at $629 found 6 hours ago

Tue, Oct 14 - Thu, Oct 30

ORD

Chicago

LHR

London

$630 Roundtrip, found 6 hours ago

$630

Roundtrip

found 6 hours ago

Select United flight, departing Tue, Oct 14 from Chicago to London, returning Thu, Oct 30, priced at $630 found 6 hours ago

Sun, Sep 14 - Fri, Sep 26

ORD

Chicago

LHR

London

$633 Roundtrip, found 6 days ago

$633

Roundtrip

found 6 days ago

Select United flight, departing Sun, Sep 14 from Chicago to London, returning Fri, Sep 26, priced at $633 found 6 days ago

Mon, Oct 13 - Wed, Oct 29

ORD

Chicago

LHR

London

$636 Roundtrip, found 6 hours ago

$636

Roundtrip

found 6 hours ago

Select United flight, departing Mon, Oct 13 from Chicago to London, returning Wed, Oct 29, priced at $636 found 6 hours ago

Mon, Oct 13 - Thu, Oct 30

ORD

Chicago

LHR

London

$636 Roundtrip, found 6 hours ago

$636

Roundtrip

found 6 hours ago

Select United flight, departing Mon, Oct 13 from Chicago to London, returning Thu, Oct 30, priced at $636 found 6 hours ago

Sun, Oct 12 - Fri, Oct 24

ORD

Chicago

LHR

London

$645 Roundtrip, found 6 hours ago

$645

Roundtrip

found 6 hours ago

Select United flight, departing Sun, Oct 12 from Chicago to London, returning Fri, Oct 24, priced at $645 found 6 hours ago

Mon, Oct 13 - Fri, Oct 24

ORD

Chicago

LHR

London

$652 Roundtrip, found 6 hours ago

$652

Roundtrip

found 6 hours ago

Select United flight, departing Mon, Oct 13 from Chicago to London, returning Fri, Oct 24, priced at $652 found 6 hours ago

Sun, Aug 10 - Mon, Aug 18

ORD

Chicago

LHR

London

$672 Roundtrip, found 1 day ago

$672

Roundtrip

found 1 day ago

Select United flight, departing Sun, Aug 10 from Chicago to London, returning Mon, Aug 18, priced at $672 found 1 day ago

Mon, Sep 15 - Wed, Sep 24

ORD

Chicago

LHR

London

$674 Roundtrip, found 6 days ago

$674

Roundtrip

found 6 days ago

Select United flight, departing Mon, Sep 15 from Chicago to London, returning Wed, Sep 24, priced at $674 found 6 days ago