Flights from San Francisco to Harefield

Cheapest flights from San Francisco

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 24 - Tue, Oct 7

SFO

San Francisco Intl.

LHR

Heathrow

$615 Roundtrip, found 1 day ago

$615

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 24 from San Francisco Intl. to Heathrow, returning Tue, Oct 7, priced at $615 found 1 day ago

Wed, Sep 24 - Thu, Oct 9

SFO

San Francisco Intl.

LHR

Heathrow

$621 Roundtrip, found 1 day ago

$621

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 24 from San Francisco Intl. to Heathrow, returning Thu, Oct 9, priced at $621 found 1 day ago

Wed, Sep 24 - Fri, Oct 10

SFO

San Francisco Intl.

LHR

Heathrow

$634 Roundtrip, found 1 day ago

$634

Roundtrip

found 1 day ago

Select Virgin Atlantic flight, departing Wed, Sep 24 from San Francisco Intl. to Heathrow, returning Fri, Oct 10, priced at $634 found 1 day ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$634 Roundtrip, found 1 day ago

$634

Roundtrip

found 1 day ago

Select Air Canada flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $634 found 1 day ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$638 Roundtrip, found 1 day ago

$638

Roundtrip

found 1 day ago

Select British Airways flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $638 found 1 day ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$649 Roundtrip, found 1 day ago

$649

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $649 found 1 day ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$664 Roundtrip, found 23 hours ago

$664

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $664 found 23 hours ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$674 Roundtrip, found 23 hours ago

$674

Roundtrip

found 23 hours ago

Select Lufthansa flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $674 found 23 hours ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$683 Roundtrip, found 23 hours ago

$683

Roundtrip

found 23 hours ago

Select Austrian Airlines flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $683 found 23 hours ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$696 Roundtrip, found 1 day ago

$696

Roundtrip

found 1 day ago

Select Air France flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $696 found 1 day ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$697 Roundtrip, found 23 hours ago

$697

Roundtrip

found 23 hours ago

Select Swiss International Air Lines flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $697 found 23 hours ago

Wed, Dec 10 - Mon, Dec 15

SFO

San Francisco Intl.

LHR

Heathrow

$702 Roundtrip, found 1 day ago

$702

Roundtrip

found 1 day ago

Select TAP Portugal flight, departing Wed, Dec 10 from San Francisco Intl. to Heathrow, returning Mon, Dec 15, priced at $702 found 1 day ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$716 Roundtrip, found 23 hours ago

$716

Roundtrip

found 23 hours ago

Select KLM flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $716 found 23 hours ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$722 Roundtrip, found 1 day ago

$722

Roundtrip

found 1 day ago

Select Scandinavian Airlines flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $722 found 1 day ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$763 Roundtrip, found 1 day ago

$763

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $763 found 1 day ago

Sat, Sep 27 - Wed, Oct 8

SFO

San Francisco Intl.

LHR

Heathrow

$828 Roundtrip, found 1 day ago

$828

Roundtrip

found 1 day ago

Select Aer Lingus flight, departing Sat, Sep 27 from San Francisco Intl. to Heathrow, returning Wed, Oct 8, priced at $828 found 1 day ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$864 Roundtrip, found 23 hours ago

$864

Roundtrip

found 23 hours ago

Select Brussels Airlines flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $864 found 23 hours ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$864 Roundtrip, found 23 hours ago

$864

Roundtrip

found 23 hours ago

Select Alaska Airlines flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $864 found 23 hours ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$881 Roundtrip, found 23 hours ago

$881

Roundtrip

found 23 hours ago

Select Iberia flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $881 found 23 hours ago

Wed, Jul 9 - Wed, Sep 24

SFO

San Francisco Intl.

LHR

Heathrow

$894 Roundtrip, found 23 hours ago

$894

Roundtrip

found 23 hours ago

Select Finnair flight, departing Wed, Jul 9 from San Francisco Intl. to Heathrow, returning Wed, Sep 24, priced at $894 found 23 hours ago