Cheap United flights Houston (IAH) to London (LHR)

Cheap United flights Houston (IAH) to London (LHR)

Prices were available within the past 7 days and start at for one-way flights and $626 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 8 - Tue, Mar 17

IAH

Houston

LHR

London

$626 Roundtrip, found 5 days ago

$626

Roundtrip

found 5 days ago

Select United flight, departing Sun, Mar 8 from Houston to London, returning Tue, Mar 17, priced at $626 found 5 days ago

Sun, Mar 8 - Fri, Mar 20

IAH

Houston

LHR

London

$644 Roundtrip, found 5 days ago

$644

Roundtrip

found 5 days ago

Select United flight, departing Sun, Mar 8 from Houston to London, returning Fri, Mar 20, priced at $644 found 5 days ago

Tue, Mar 10 - Fri, Mar 20

IAH

Houston

LHR

London

$647 Roundtrip, found 5 days ago

$647

Roundtrip

found 5 days ago

Select United flight, departing Tue, Mar 10 from Houston to London, returning Fri, Mar 20, priced at $647 found 5 days ago

Sun, Mar 8 - Mon, Mar 16

IAH

Houston

LHR

London

$694 Roundtrip, found 5 days ago

$694

Roundtrip

found 5 days ago

Select United flight, departing Sun, Mar 8 from Houston to London, returning Mon, Mar 16, priced at $694 found 5 days ago

Tue, Mar 10 - Mon, Mar 16

IAH

Houston

LHR

London

$697 Roundtrip, found 5 days ago

$697

Roundtrip

found 5 days ago

Select United flight, departing Tue, Mar 10 from Houston to London, returning Mon, Mar 16, priced at $697 found 5 days ago

Wed, Dec 24 - Mon, Dec 29

IAH

Houston

LHR

London

$858 Roundtrip, found 1 day ago

$858

Roundtrip

found 1 day ago

Select United flight, departing Wed, Dec 24 from Houston to London, returning Mon, Dec 29, priced at $858 found 1 day ago

Tue, Dec 23 - Tue, Dec 30

IAH

Houston

LHR

London

$882 Roundtrip, found 3 days ago

$882

Roundtrip

found 3 days ago

Select United flight, departing Tue, Dec 23 from Houston to London, returning Tue, Dec 30, priced at $882 found 3 days ago

Wed, Dec 24 - Tue, Dec 30

IAH

Houston

LHR

London

$902 Roundtrip, found 1 day ago

$902

Roundtrip

found 1 day ago

Select United flight, departing Wed, Dec 24 from Houston to London, returning Tue, Dec 30, priced at $902 found 1 day ago

Sun, Dec 21 - Tue, Dec 30

IAH

Houston

LHR

London

$1,049 Roundtrip, found 3 days ago

$1,049

Roundtrip

found 3 days ago

Select United flight, departing Sun, Dec 21 from Houston to London, returning Tue, Dec 30, priced at $1,049 found 3 days ago

Tue, Dec 23 - Mon, Dec 29

IAH

Houston

LHR

London

$1,062 Roundtrip, found 1 day ago

$1,062

Roundtrip

found 1 day ago

Select United flight, departing Tue, Dec 23 from Houston to London, returning Mon, Dec 29, priced at $1,062 found 1 day ago

Tue, Dec 23 - Sun, Dec 28

IAH

Houston

LHR

London

$1,072 Roundtrip, found 3 days ago

$1,072

Roundtrip

found 3 days ago

Select United flight, departing Tue, Dec 23 from Houston to London, returning Sun, Dec 28, priced at $1,072 found 3 days ago

Mon, Dec 22 - Tue, Dec 30

IAH

Houston

LHR

London

$1,105 Roundtrip, found 1 day ago

$1,105

Roundtrip

found 1 day ago

Select United flight, departing Mon, Dec 22 from Houston to London, returning Tue, Dec 30, priced at $1,105 found 1 day ago