YXU - SFO
C$ 283 Find Cheap Flights from London to San Francisco – Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to San Francisco departing on 19/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Everything you should know
Cheapest round-trip
C$ 526
Typical prices: C$ 490-C$ 865
Air Canada
Tue 4/12Mon 10/12
YXU - SFO • 1 stop
Cheapest one-way flights
C$ 283
Typical prices: C$ 274-C$ 856
Air Canada
Mon 19/11
YXU - SFO • 1 stop
Flight Deals
Cheap Flights from London to San Francisco (YXU-SFO)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from London to San Francisco
Fri, 4 Dec - Thu, 10 Dec
5:30 a.m. - 1:10 p.m.YXU London-SFO San Francisco
10h 40m1 stop Toronto Pearson Intl
4:40 p.m. - 8:37 a.m.SFO San Francisco-YXU London
12h 57m1 stop Toronto Pearson Intl
C$ 526Air Canada
Fri, 4 Dec - Thu, 10 Dec
9:30 a.m. - 11:11 a.m.YXU London-SFO San Francisco
28h 41m3 stops Fort Lauderdale Dallas/Fort Worth Las Vegas Harry Reid Intl
4:40 p.m. - 5:35 a.m.SFO San Francisco-YXU London
9h 55m1 stop Calgary
C$ 618Multiple Airlines
Fri, 15 Jan - Tue, 19 Jan
9:15 a.m. - 3:40 p.m.YXU London-SFO San Francisco
9h 25m1 stop Toronto Pearson Intl
8:40 a.m. - 9:52 p.m.SFO San Francisco-YXU London
10h 12m1 stop Toronto Pearson Intl
C$ 625Air Canada
Fri, 4 Dec - Thu, 10 Dec
5:30 a.m. - 1:51 p.m.YXU London-SFO San Francisco
11h 21m2 stops Toronto Pearson Intl Vancouver Intl
4:40 p.m. - 8:37 a.m.SFO San Francisco-YXU London
12h 57m1 stop Toronto Pearson Intl
C$ 634Air Canada
Wed, 6 Jan - Wed, 3 Feb
9:15 a.m. - 3:40 p.m.YXU London-SFO San Francisco
9h 25m1 stop Toronto Pearson Intl
12:00 p.m. - 8:37 a.m.SFO San Francisco-YXU London
17h 37m1 stop Toronto Pearson Intl
C$ 661Air Canada
Fri, 15 Jan - Tue, 19 Jan
5:30 a.m. - 1:51 p.m.YXU London-SFO San Francisco
11h 21m2 stops Toronto Pearson Intl Vancouver Intl
8:40 a.m. - 9:52 p.m.SFO San Francisco-YXU London
10h 12m1 stop Toronto Pearson Intl
C$ 682Air Canada
Mon, 11 Jan - Wed, 13 Jan
9:15 a.m. - 9:33 p.m.YXU London-SFO San Francisco
15h 18m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
6:30 a.m. - 9:52 p.m.SFO San Francisco-YXU London
12h 22m2 stops Vancouver Intl Toronto Pearson Intl
C$ 694Air Canada
Thu, 19 Nov - Thu, 26 Nov
6:40 a.m. - 3:50 p.m.YXU London-SFO San Francisco
12h 10m1 stop Calgary
4:40 p.m. - 5:35 a.m.SFO San Francisco-YXU London
9h 55m1 stop Calgary
C$ 706WestJet
Mon, 11 Jan - Wed, 13 Jan
9:15 a.m. - 9:33 p.m.YXU London-SFO San Francisco
15h 18m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
4:40 p.m. - 8:37 a.m.SFO San Francisco-YXU London
12h 57m1 stop Toronto Pearson Intl
C$ 728Air Canada
Mon, 11 Jan - Wed, 13 Jan
9:15 a.m. - 9:33 p.m.YXU London-SFO San Francisco
15h 18m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
6:30 a.m. - 9:52 p.m.SFO San Francisco-YXU London
12h 22m2 stops Vancouver Intl Toronto Pearson Intl
C$ 735Air Canada
Recent one-way flight deals from London to San Francisco
Thu, 19 Nov
3:25 p.m. - 9:30 p.m.YXU London-SFO San Francisco
9h 05m1 stop Toronto Pearson Intl
C$ 283Air Canada
Thu, 19 Nov
3:25 p.m. - 12:53 a.m.YXU London-SFO San Francisco
12h 28m2 stops Toronto Pearson Intl Chicago O'Hare Intl
C$ 350Air Canada
Fri, 23 Oct
8:20 p.m. - 10:20 a.m.YXU London-SFO San Francisco
17h 00m2 stops Toronto Pearson Intl Vancouver Intl
C$ 400Air Canada
Thu, 19 Nov
6:40 a.m. - 11:01 a.m.YXU London-SFO San Francisco
31h 21m3 stops Calgary Seattle/Tacoma Intl Las Vegas Harry Reid Intl
C$ 432Multiple Airlines
Fri, 23 Oct
3:30 p.m. - 8:59 p.m.YXU London-SFO San Francisco
8h 29m1 stop Toronto Pearson Intl
C$ 436United Airlines
Fri, 23 Oct
3:30 p.m. - 6:41 a.m.YXU London-SFO San Francisco
18h 11m2 stops Toronto Pearson Intl Denver Intl
C$ 449United Airlines
Fri, 23 Oct
6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco
8h 50m1 stop Calgary
C$ 487Delta
Fri, 23 Oct
6:10 a.m. - 8:38 p.m.YXU London-SFO San Francisco
17h 28m3 stops Calgary Edmonton Los Angeles
C$ 528Multiple Airlines
Wed, 21 Oct
6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco
8h 50m1 stop Calgary
C$ 541WestJet
Fri, 23 Oct
6:20 p.m. - 9:08 a.m.YXU London-SFO San Francisco
17h 48m1 stop Toronto Pearson Intl
C$ 548Air Canada
Booking Insights
Price, demand, and travel trends for London to San Francisco flights
Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
Layovers
How much is a round-trip flight from London to San Francisco?
This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from London to San Francisco departing in december.
Round-trip flights from London to San Francisco typically range from C$ 490 to C$ 865. The lowest price found in the past 5 days was C$ 526, on Air Canada.
What’s the most popular layover airport when flying from London to San Francisco?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Toronto Pearson Intl (YYZ) is the most popular layover for the London to San Francisco route. 65% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via YYZ.
What is the cheapest layover airport when flying from London to San Francisco?
Flights via Calgary (YYC) offer the most affordable fares, with an average round-trip price of C$ 648. Based on KAYAK data over the past 3 months.
Key details for London to San Francisco flights
Low season | January |
|---|---|
High season | April |
Cheapest flight | C$ 283 |
When to book flights from London to San Francisco
Are your dates flexible? Find out the best times to travel from London to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your London to San Francisco flight questions, answered
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Your guide to booking London to San Francisco flights
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Information on your arrival and departure airports
Cabin class types available on flights from London to San Francisco
Cabin classes available on flights from London to San Francisco. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.
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Flights from domestic origins to San Francisco
More flights to San Francisco. Prices are the lowest found on KAYAK in the last 7 days. Price and availability are not guaranteed.
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.