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>

$162 CHEAP FLIGHTS from California to London

YXU

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

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$422

Air Canada

Tue 2/17Tue 2/24

LAX - YXU • 1 stop

Cheapest one-way

$162

Multiple Airlines

Mon 2/2

SFO - YXU • 3 stops

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

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from California to London 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.

Round-trip

One-way

Last minute

Recent round-trip flight deals from California to London

Tue, Feb 17 - Tue, Feb 24

10:50 pm - 8:46 am

LAX

YXU

6h 56m1 stop

9:25 am - 3:17 pm

YXU

LAX

8h 52m1 stop

$422Air Canada

Tue, Feb 17 - Tue, Feb 24

10:50 pm - 8:46 am

LAX

YXU

6h 56m1 stop

5:10 am - 1:24 pm

YXU

LAX

11h 14m2 stops

$427Air Canada

Tue, Feb 17 - Tue, Feb 24

6:10 pm - 8:46 am

LAX

YXU

11h 36m2 stops

5:10 am - 4:29 pm

YXU

LAX

14h 19m2 stops

$432Air Canada

Thu, Jun 18 - Mon, Jun 22

1:05 pm - 5:12 am

SAN

YXU

13h 07m2 stops

6:00 am - 1:20 pm

YXU

SAN

10h 20m1 stop

$435WestJet

Mon, Feb 2 - Mon, Feb 9

6:10 pm - 8:46 am

LAX

YXU

11h 36m2 stops

9:25 am - 7:27 pm

YXU

LAX

13h 02m1 stop

$462Air Canada

Thu, Jun 18 - Mon, Jun 22

2:05 pm - 5:12 am

SAN

YXU

12h 07m1 stop

6:00 am - 1:20 pm

YXU

SAN

10h 20m1 stop

$469WestJet

Mon, Feb 16 - Mon, Feb 23

10:39 am - 6:35 am

LAX

YXU

16h 56m2 stops

8:10 pm - 11:27 am

YXU

LAX

18h 17m1 stop

$506Multiple Airlines

Mon, Feb 16 - Mon, Feb 23

10:55 pm - 9:21 pm

LAX

YXU

19h 26m2 stops

5:40 pm - 9:53 am

YXU

LAX

19h 13m2 stops

$522United Airlines

Wed, Mar 4 - Wed, Mar 18

2:36 pm - 6:35 am

SJC

YXU

36h 59m2 stops

8:10 pm - 9:28 am

YXU

SJC

40h 18m2 stops

$546Multiple Airlines

Tue, Feb 17 - Tue, Feb 24

6:30 am - 9:21 pm

SAN

YXU

11h 51m2 stops

9:25 am - 8:49 pm

YXU

SAN

14h 24m3 stops

$710United Airlines

Useful Info

Cheapest flight	$162

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

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in London

London (YXU)

YXU

$162 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

Recent last minute 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