Find Cheap Flights from London to San Francisco (LON - SFO)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from London to San Francisco

(Round-trip)
Depart: Thu Apr 27 2017 Return: Tue May 2 2017 Trip spans 6 days
WOW air
WOW air
LGW
SFO
16h 50m
1 stop
SFO
LGW
14h 10m
1 stop
Depart: Mon Oct 30 2017 Return: Tue Nov 7 2017 Trip spans 9 days
Austrian Airlines
Austrian Airlines
LHR
SFO
15h 30m
1 stop
SFO
LHR
10h 30m
nonstop
Depart: Mon Oct 30 2017 Return: Tue Nov 7 2017 Trip spans 9 days
SWISS
SWISS
LCY
SFO
28h 10m
1 stop
SFO
LCY
14h 05m
1 stop
Depart: Tue Oct 17 2017 Return: Tue Oct 31 2017 Trip spans 15 days
Finnair
Finnair
LHR
SFO
11h 00m
nonstop
SFO
LHR
10h 20m
nonstop
Depart: Tue Aug 29 2017 Return: Wed Sep 13 2017 Trip spans 16 days
Lufthansa
Lufthansa
LCY
SFO
20h 00m
1 stop
SFO
LCY
19h 40m
1 stop
Depart: Thu Aug 31 2017 Return: Mon Sep 11 2017 Trip spans 12 days
British Airways
British Airways
LHR
SFO
11h 00m
nonstop
SFO
LHR
10h 25m
nonstop
Depart: Sun Oct 22 2017 Return: Wed Nov 1 2017 Trip spans 11 days
Air Canada
Air Canada
LHR
SFO
14h 13m
1 stop
SFO
LHR
14h 45m
1 stop
Depart: Thu Oct 5 2017 Return: Thu Oct 12 2017 Trip spans 8 days
Air France
Air France
LHR
SFO
16h 15m
1 stop
SFO
LHR
14h 15m
1 stop
Depart: Tue Aug 29 2017 Return: Wed Sep 13 2017 Trip spans 16 days
Brussels Airlines
Brussels Airlines
LHR
SFO
11h 05m
nonstop
SFO
LHR
10h 35m
nonstop
Depart: Tue May 9 2017 Return: Fri May 26 2017 Trip spans 18 days
Turkish Airlines
Turkish Airlines
LGW
SFO
31h 30m
1 stop
SFO
LGW
31h 05m
1 stop
Depart: Mon Aug 21 2017 Return: Mon Aug 28 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
SFO
11h 15m
nonstop
SFO
LHR
10h 35m
nonstop
Depart: Thu Apr 27 2017 Return: Tue May 2 2017 Trip spans 6 days
Aer Lingus
Aer Lingus
LHR
SFO
16h 50m
1 stop
SFO
LHR
13h 35m
1 stop
Depart: Thu Apr 27 2017 Return: Tue May 2 2017 Trip spans 6 days
WOW air
WOW air
LGW
SFO
16h 50m
1 stop
SFO
LGW
14h 10m
1 stop
Depart: Mon May 1 2017 Return: Sat May 6 2017 Trip spans 6 days
WOW air
WOW air
LGW
SFO
16h 55m
1 stop
SFO
LGW
13h 50m
1 stop
Depart: Thu Apr 27 2017 Return: Mon May 1 2017 Trip spans 5 days
WOW air
WOW air
LGW
SFO
16h 50m
1 stop
SFO
LGW
14h 05m
1 stop
Depart: Sat Jun 17 2017 Return: Sun Jun 25 2017 Trip spans 9 days
$1090
Select
KLM
KLM
LCY
SFO
33h 45m
1 stop
SFO
LCY
16h 30m
1 stop
Depart: Tue Oct 17 2017 Return: Tue Oct 31 2017 Trip spans 15 days
SWISS
SWISS
LCY
SFO
16h 10m
1 stop
SFO
LCY
14h 05m
1 stop
Depart: Fri Sep 8 2017 Return: Tue Oct 3 2017 Trip spans 26 days
WOW air
WOW air
LGW
SFO
16h 50m
1 stop
SFO
LGW
14h 10m
1 stop
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
SWISS
SWISS
LCY
SFO
16h 10m
1 stop
SFO
LCY
13h 45m
1 stop
Depart: Fri Sep 1 2017 Return: Tue Sep 12 2017 Trip spans 12 days
Air France
Air France
LHR
SFO
13h 55m
1 stop
SFO
LHR
14h 15m
1 stop
Direct flights LON to SFO on American Airlines
Flight # Depart LHR Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
6188 11:25 am 2:20 pm Apr 22 - Oct 28
6190 2:10 pm 5:10 pm Apr 22 - Oct 28
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

London
only $521
only $539
only $384
Destination

San Francisco
$384
Airlines Airline reviews

198 travelers who booked a flight from London to San Francisco rated their chosen airlines with an average of 7.9.

Overall
8.0
Boarding
8.0
Crew
8.3
Comfort
7.6
Food
7.6
Entertainment
7.9