$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 $649 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 30 - Fri, Jan 16

SAN

San Diego

LHR

London

$649 Roundtrip, found 6 days ago

$649

Roundtrip

found 6 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Fri, Jan 16, priced at $649 found 6 days ago

Tue, Dec 30 - Wed, Jan 21

SAN

San Diego

LHR

London

$649 Roundtrip, found 6 days ago

$649

Roundtrip

found 6 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Wed, Jan 21, priced at $649 found 6 days ago

Tue, Dec 30 - Thu, Jan 22

SAN

San Diego

LHR

London

$659 Roundtrip, found 6 days ago

$659

Roundtrip

found 6 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Thu, Jan 22, priced at $659 found 6 days ago

Tue, Dec 30 - Tue, Jan 20

SAN

San Diego

LHR

London

$678 Roundtrip, found 6 days ago

$678

Roundtrip

found 6 days ago

Select United flight, departing Tue, Dec 30 from San Diego to London, returning Tue, Jan 20, priced at $678 found 6 days ago

Thu, May 7 - Tue, Jun 2

SAN

San Diego

LHR

London

$921 Roundtrip, found 8 hours ago

$921

Roundtrip

found 8 hours ago

Select United flight, departing Thu, May 7 from San Diego to London, returning Tue, Jun 2, priced at $921 found 8 hours ago

Thu, May 7 - Tue, Jun 2

SAN

San Diego

LHR

London

$976 Roundtrip, found 8 hours ago

$976

Roundtrip

found 8 hours ago

Select United flight, departing Thu, May 7 from San Diego to London, returning Tue, Jun 2, priced at $976 found 8 hours ago