$438 Cheap United flights San Diego (SAN) to London (LHR)

$438 Cheap United flights San Diego (SAN) to London (LHR)

Prices were available within the past 7 days and start at $438 for one-way flights and $668 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 30 - Wed, Jan 21

SAN

San Diego

LHR

London

$668 Roundtrip, found 3 days ago

$668

Roundtrip

found 3 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Wed, Jan 21, priced at $668 found 3 days ago

Tue, Dec 30 - Tue, Jan 20

SAN

San Diego

LHR

London

$673 Roundtrip, found 3 days ago

$673

Roundtrip

found 3 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Tue, Jan 20, priced at $673 found 3 days ago

Sun, Apr 19 - Sun, May 3

SAN

San Diego

LHR

London

$733 Roundtrip, just found

$733

Roundtrip

just found

Select United flight, departing Sun, Apr 19 from San Diego to London, returning Sun, May 3, priced at $733 just found

Mon, Apr 20 - Mon, May 11

SAN

San Diego

LHR

London

$735 Roundtrip, found 4 days ago

$735

Roundtrip

found 4 days ago

Select United flight, departing Mon, Apr 20 from San Diego to London, returning Mon, May 11, priced at $735 found 4 days ago

Sun, Apr 19 - Sun, May 3

SAN

San Diego

LHR

London

$763 Roundtrip, just found

$763

Roundtrip

just found

Select United flight, departing Sun, Apr 19 from San Diego to London, returning Sun, May 3, priced at $763 just found

Sun, Apr 19 - Sun, May 3

SAN

San Diego

LHR

London

$777 Roundtrip, just found

$777

Roundtrip

just found

Select United flight, departing Sun, Apr 19 from San Diego to London, returning Sun, May 3, priced at $777 just found