Find Deals on Flights from London Heathrow to San Francisco (LHR - 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.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from London Heathrow to San Francisco

(Round-trip)
Depart: Sat Jun 4 2016 Return: Sun Jun 5 2016 Trip spans 2 days
Depart: Sat Jun 18 2016 Return: Mon Jun 20 2016 Trip spans 3 days
Depart: Mon Oct 31 2016 Return: Mon Nov 7 2016 Trip spans 8 days
Depart: Sat Oct 29 2016 Return: Sun Oct 30 2016 Trip spans 2 days
Depart: Mon Sep 19 2016 Return: Sun Sep 25 2016 Trip spans 7 days
Depart: Tue Nov 1 2016 Return: Sun Nov 6 2016 Trip spans 6 days
Depart: Tue Aug 30 2016 Return: Thu Oct 6 2016 Trip spans 38 days
Depart: Tue May 31 2016 Return: Tue Jun 21 2016 Trip spans 22 days
Depart: Mon Jun 20 2016 Return: Wed Jul 6 2016 Trip spans 17 days
Depart: Sat Jun 11 2016 Return: Sat Jul 2 2016 Trip spans 22 days
Depart: Wed Oct 26 2016 Return: Tue Nov 8 2016 Trip spans 14 days
Depart: Mon Aug 15 2016 Return: Thu Aug 25 2016 Trip spans 11 days
Depart: Wed Jul 13 2016 Return: Sun Jul 24 2016 Trip spans 12 days
Depart: Sat Jul 9 2016 Return: Sat Jul 23 2016 Trip spans 15 days
Depart: Wed Nov 2 2016 Return: Mon Nov 21 2016 Trip spans 20 days
Depart: Mon Aug 22 2016 Return: Tue Sep 13 2016 Trip spans 23 days
Depart: Sat Aug 27 2016 Return: Sun Aug 28 2016 Trip spans 2 days
Depart: Tue Jun 7 2016 Return: Tue Jun 21 2016 Trip spans 15 days
Depart: Fri Nov 18 2016 Return: Sat Nov 26 2016 Trip spans 9 days
Depart: Sun Oct 30 2016 Return: Fri Nov 11 2016 Trip spans 13 days
Direct flights LHR to SFO on Delta
Flight # Depart LHR Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
4390 11:50 am 3:10 pm May 24 - Sep 3
4362 3:40 pm 6:50 pm May 24 - Oct 29
4362 3:50 pm 7:00 pm May 30 - Oct 24
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

Here's why:

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

We aggregate tons 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 don'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.

More questions or if you have a bad price to report to us
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Airports
Origin

London
$743
Destination

San Francisco
$743