Flights from San Francisco to London

Our cheapest offers for flights from San Francisco to London

Here you can compare cheap flights from San Francisco (SFO) to London (LON) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
San Francisco
London
Outbound
09/19/25
1 Stopover (CPH)
SK0936, SK0501
29h 40min
Return
09/29/25
1 Stopover (CPH)
SK1516, SK0935
29h 50min
SAS Scandinavian Airlines
$579
Best option
San Francisco
London
Outbound
09/19/25
direct
IB3627
10h 25min
Return
09/29/25
direct
IB3626
11h 05min
Iberia
$637
San Francisco
London
Outbound
09/04/25
2 Stopovers (LAX, FRA)
AS3386, DE2081, LH0916
19h 18min
Return
09/28/25
2 Stopovers (FRA, SEA)
LH0925, DE2032, AS1140
19h 50min
Alaska Airlines, Condor, Lufthansa
$1,063
San Francisco
London
Outbound
09/19/25
1 Stopover (CPH)
SK0936, SK0501
29h 40min
Return
09/29/25
1 Stopover (CPH)
SK1516, SK0935
29h 50min
SAS Scandinavian Airlines
$580
San Francisco
London
Outbound
09/19/25
1 Stopover (CPH)
SK0936, SK0501
29h 40min
Return
09/29/25
1 Stopover (CPH)
SK1508, SK0935
29h 00min
SAS Scandinavian Airlines ?
$582
San Francisco
London
Outbound
09/19/25
2 Stopovers (CPH, OSL)
SK0936, SK1470, SK0803
29h 55min
Return
09/29/25
1 Stopover (CPH)
SK0500, SK0935
17h 50min
SAS Scandinavian Airlines ?
$584
San Francisco
London
Outbound
09/19/25
1 Stopover (CPH)
SK0936, SK0501
29h 40min
Return
09/29/25
1 Stopover (CPH)
SK1516, SK0935
29h 50min
SAS Scandinavian Airlines ?
$598
San Francisco
London
Outbound
09/19/25
1 Stopover (CPH)
SK0936, SK0501
29h 40min
Return
09/29/25
1 Stopover (CPH)
SK1516, SK0935
29h 50min
SAS Scandinavian Airlines ?
$605
San Francisco
London
Outbound
09/04/25
1 Stopover (DUB)
EI0060, EI0176
17h 10min
Return
09/28/25
1 Stopover (DUB)
EI0155, EI0061
14h 05min
Aer Lingus Irish Airlines
$605
San Francisco
London
Outbound
09/04/25
1 Stopover (DUB)
EI0060, EI0176
17h 10min
Return
09/28/25
1 Stopover (DUB)
EI0155, EI0061
14h 05min
Aer Lingus Irish Airlines
$607
Prices based on recent searches, subject to last-minute changes
Page 1 / 4

Tips and tricks to help you find cheap flights from San Francisco to London

Favorite airline: United Airlines
73 % of bookings on this flight route are made with United Airlines, Aer Lingus and Air Canada.
United Airlines
31 %
Aer Lingus
28 %
Air Canada
14 %
Direct flights are more expensive
Compared to direct flights, flights with a stopover on this route are on average 20 % cheaper.
non stop flight
1 stop
2 stops
10h 25min
15h 35min
17h 50min
640 USD
535 USD
832 USD
Favourite connection: via Dublin
On this route, flights with a stopover in Dublin are the most popular.
Route
bookings
1 stopover Dublin
15h 35min, from 535 USD
35 %
1 stopover New York - Newark Liberty International Airport, NJ
23h 30min, from 597 USD
22 %
Direct flights
10h 25min, from 640 USD
17 %

Important flight information

Flight information: San Francisco - London

Roundtrip from 578,20 USD
Flight duration min. 10:15 / max. 10:35
Return flight duration min. 11:10/ max. 11:25
Distance 8637 km
Flights per week 47
Departure airport Airport San Francisco International Airport, CA (SFO)
Arrival airport Airport London, all Airports (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Alternative flights to London
Flight destinations with a similar price
Flight destinations with a similar price