How does KAYAK find such low prices on flights from California to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to London. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from California is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from California to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to California with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$154 CHEAP FLIGHTS from California to London

YXU

KAYAK searches hundreds of travel sites at once for deals on flights to London

...and more

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Cheapest round-trip

$288

WestJet

Fri 7/10Tue 7/14

SFO - YXU • 1 stop

Cheapest one-way

$154

Air Canada

Thu 4/23

SFO - YXU • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to London!

Flight Deals

Cheap Flights from California to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from California to London

Fri, Jul 10 - Tue, Jul 14

6:05 pm - 5:20 am

SFO

YXU

8h 15m

1 stop

2:20 pm - 9:55 pm

YXU

SFO

10h 35m

2 stops

$288WestJet

Sat, Jul 11 - Tue, Jul 14

6:05 pm - 5:20 am

SFO

YXU

8h 15m

1 stop

6:10 am - 12:00 pm

YXU

SFO

8h 50m

1 stop

$318WestJet

Sat, Jul 11 - Tue, Jul 14

6:05 pm - 5:20 am

SFO

YXU

8h 15m

1 stop

2:20 pm - 9:55 pm

YXU

SFO

10h 35m

2 stops

$322WestJet

Sat, Apr 11 - Wed, Apr 15

4:15 pm - 8:43 am

SFO

YXU

13h 28m

1 stop

9:25 am - 3:20 pm

YXU

SFO

8h 55m

1 stop

$377Air Canada

Sat, Apr 11 - Wed, Apr 15

1:20 pm - 8:43 am

SFO

YXU

16h 23m

2 stops

9:25 am - 3:20 pm

YXU

SFO

8h 55m

1 stop

$382Air Canada

Wed, Apr 1 - Wed, Apr 8

4:07 pm - 6:35 am

LAX

YXU

11h 28m

2 stops

8:10 pm - 11:27 am

YXU

LAX

18h 17m

1 stop

$400Multiple Airlines

Wed, Mar 25 - Tue, Mar 31

4:07 pm - 6:35 am

LAX

YXU

11h 28m

2 stops

8:10 pm - 11:27 am

YXU

LAX

18h 17m

1 stop

$480Multiple Airlines

Tue, Mar 31 - Tue, Apr 7

11:01 am - 8:43 am

SAN

YXU

18h 42m

2 stops

5:10 am - 11:53 am

YXU

SAN

9h 43m

1 stop

$495United Airlines

Fri, Mar 6 - Mon, Mar 9

6:55 pm - 5:05 pm

SAN

YXU

19h 10m

2 stops

5:40 pm - 11:50 am

YXU

SAN

21h 10m

2 stops

$510United Airlines

Fri, May 15 - Sat, May 30

2:51 pm - 5:20 am

SJC

YXU

11h 29m

2 stops

6:10 am - 7:28 pm

YXU

SJC

16h 18m

2 stops

$707Delta

Useful Info

Cheapest flight	$154

Flight from San Francisco to London

How does KAYAK find such low prices on flights from California to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Grand Bend

Everything you need to know for your flight to London

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Complete your trip

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Information on the airport you'll fly into in London

London (YXU)

YXU

$154 Find Cheap Flights from California to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

Everything you should know

Cheap Flights from California to London

Recent round-trip flight deals from California to London

Recent one-way flight deals from California to London

Good to know

FAQs for booking flights from California to London

How does KAYAK find such low prices on flights from California to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near London?

Everything you need to know for your flight to London

Information on the airport you'll fly into in London

Cabin class types available on flights to California

Complete your trip to London with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to London

Choose which airport to fly into in London

Find deals for your return flight