background

Flight Deals from San Francisco to London from $171

Bundle + Save

Bundle + Save

Top flight deals from leading airlines:

UA LogoAC LogoWS LogoQR LogoSQ LogoNH LogoEK Logo

... and +100s more

Incredible Deals

Save up to 50% on select flights with Priceline

Bundle & Save

Save an average of $240 per person when bundling your flight and hotel together with Priceline

Best Price Guarantee

If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference

Help 24/7

We’re always here for you - reach us 24 hours a day, 7 days a week

Stops

  • Up to 1 stop
    $651
  • Up to 2 stops
    $592

Airlines

  • Air Canada
    $646
  • United Airlines
    $677
  • WestJet
    $592

Cabin Class

  • Economy
    $592

Departure Airports

  • San Francisco International Airport
    $592

Arrival Airports

  • London Airport
    $592

Layover Airports

  • Calgary International Airport
    $592
  • Denver International Airport
    $646
  • Newark Liberty Airport
    $959
  • Toronto Pearson Airport
    $646
  • Vancouver International Airport
    $592

Best Price. GUARANTEED.

Exclusively for Priceline Members
Tired of searching? Book now!
We'll refund the difference if you find a lower price.

BUNDLE & SAVE
Book a flight & hotel together for extra savings.
On average save $240 per traveler
WestJet Logo
WestJet

07/25/25

SFO
8h 9m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
10h 59m
YYC
YVR

08/01/25

SFO
$592
WestJet Logo
WestJet

07/25/25

SFO
11h 29m
YVR
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
10h 59m
YYC
YVR

08/01/25

SFO
$597
WestJet Logo
WestJet

07/25/25

SFO
8h 9m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
20h 59m
YYC
YVR

08/02/25

SFO
$611
WestJet Logo
WestJet

07/25/25

SFO
11h 29m
YVR
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
20h 59m
YYC
YVR

08/02/25

SFO
$616
WestJet Logo
WestJet

07/25/25

SFO
18h 44m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
10h 59m
YYC
YVR

08/01/25

SFO
$618
Air Canada Logo
Air Canada

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$646
Air Canada Logo
Air Canada

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$646
WestJet Logo
WestJet

07/25/25

SFO
8h 9m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
18h 56m
YYC

08/02/25

SFO
$651
WestJet Logo
WestJet

07/25/25

SFO
8h 9m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
18h 25m
YYC

08/01/25

SFO
$651
WestJet Logo
WestJet

07/25/25

SFO
8h 9m
YYC

07/26/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
8h 56m
YYC

08/01/25

SFO
$667
Air Canada Logo
Air Canada

07/25/25

SFO
21h 12m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$669
United Airlines Logo
United Airlines

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$677
United Airlines Logo
United Airlines

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$677
Air Canada Logo
Air Canada

07/25/25

SFO
11h 31m
YYC
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$750
Air Canada Logo
Air Canada

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
9h
YYZ

08/01/25

SFO
$837
Air Canada Logo
Air Canada

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
9h
YYZ

08/01/25

SFO
$837
United Airlines Logo
United Airlines

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
9h
YYZ

08/01/25

SFO
$859
United Airlines Logo
United Airlines

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
9h
YYZ

08/01/25

SFO
$859
Air Canada Logo
Air Canada

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
14h 45m
YYZ

08/01/25

SFO
$861
Air Canada Logo
Air Canada

07/25/25

SFO
21h 12m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
9h
YYZ

08/01/25

SFO
$861
Air Canada Logo
Air Canada

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
18h 25m
YYZ

08/01/25

SFO
$861
United Airlines Logo
United Airlines

07/25/25

SFO
19h 40m
DEN
YYZ

07/26/25

YXU
Air Canada Logo
Air Canada

08/01/25

YXU
19h 58m
YYZ
YVR

08/01/25

SFO
$862
United Airlines Logo
United Airlines

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
18h 25m
YYZ

08/01/25

SFO
$882
United Airlines Logo
United Airlines

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
14h 45m
YYZ

08/01/25

SFO
$882
United Airlines Logo
United Airlines

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
14h 45m
YYZ

08/01/25

SFO
$882
WestJet Logo
WestJet

07/25/25

SFO
8h 39m
YYC

07/25/25

YXU
WestJet Logo
WestJet

08/01/25

YXU
8h 56m
YYC

08/01/25

SFO
$882
United Airlines Logo
United Airlines

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
18h 25m
YYZ

08/01/25

SFO
$882
Air Canada Logo
Air Canada

07/25/25

SFO
14h 47m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
28h 30m
YYZ
EWR

08/02/25

SFO
$959
Air Canada Logo
Air Canada

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
28h 30m
YYZ
EWR

08/02/25

SFO
$959
United Airlines Logo
United Airlines

07/25/25

SFO
16h 52m
DEN
YYZ

07/26/25

YXU
United Airlines Logo
United Airlines

08/01/25

YXU
28h 30m
YYZ
EWR

08/02/25

SFO
$980

Top Deals on flights from San Francisco to London

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
8h 9m
YYC

Jul 26

YXU

as low as

$171

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
11h 29m
YVR
YYC

Jul 26

YXU

as low as

$176

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
18h 44m
YYC

Jul 26

YXU

as low as

$197

San Francisco, US (SFO) - London, CA (YXU)

Air Canada Logo
Air Canada

Jul 25

SFO
14h 47m
DEN
YYZ

Jul 26

YXU

as low as

$203

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
35h 29m
YVR
YYC

Jul 27

YXU

as low as

$221

San Francisco, US (SFO) - London, CA (YXU)

United Airlines Logo
United Airlines

Jul 25

SFO
14h 47m
DEN
YYZ

Jul 26

YXU

as low as

$224

San Francisco, US (SFO) - London, CA (YXU)

Air Canada Logo
Air Canada

Jul 25

SFO
11h 31m
YYC
YYZ

Jul 26

YXU

as low as

$307

San Francisco, US (SFO) - London, CA (YXU)

Air Canada Logo
Air Canada

Jul 25

SFO
12h 15m
YUL
YYZ

Jul 26

YXU

as low as

$337

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
13h 24m
YYC

Jul 26

YXU

as low as

$375

San Francisco, US (SFO) - London, CA (YXU)

WestJet Logo
WestJet

Jul 25

SFO
8h 39m
YYC

Jul 25

YXU

as low as

$386

San Francisco, US (SFO) - London, CA (YXU)

United Airlines Logo
United Airlines

Jul 25

SFO
24h 7m
ORD
YYZ

Jul 26

YXU

as low as

$562

San Francisco, US (SFO) - London, CA (YXU)

United Airlines Logo
United Airlines

Jul 25

SFO
12h 27m
EWR
YYZ

Jul 25

YXU

as low as

$669