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

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 London to California.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London to 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 London to California?

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 from London to California with an airline and back with another airline.

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

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 from London to California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Which airlines provide the cheapest flights from London to California?

In the past 5 days, the cheapest round-trip tickets from London to California were found on WestJet ($358) and Air Canada ($423).

Which airlines provide the cheapest flights from London to California?

In the past 5 days, the cheapest round-trip tickets from London to California were found on WestJet ($358) and Air Canada ($423).

How long does a flight from London to California take?

The duration of a flight to California depends on your arrival airport. The shortest routes to California from London are to Los Angeles , which takes 8h 30m , San Francisco , which takes 9h 19m, and San Francisco , which takes 10h 36m.

How long does a flight from London to California take?

The duration of a flight to California depends on your arrival airport. The shortest routes to California from London are to Los Angeles , which takes 8h 30m , San Francisco , which takes 9h 19m, and San Francisco , which takes 10h 36m.

$204 CHEAP FLIGHTS from London to California

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Flight Deals

One-wayRound-trip

Los Angeles1 stop$427

San Francisco1 stop$358

San Diego1 stop$407

San Jose2 stops$640

Los Angeles1 stop$427

San Francisco1 stop$358

San Diego1 stop$407

San Jose2 stops$640

Book Cheap London to California Plane Tickets

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 London to California

Thu, Oct 8 - Tue, Oct 13

6:10 am - 12:00 pmYXU London-SFO San Francisco

8h 50m1 stop Calgary

6:00 am - 5:20 amSFO San Francisco-YXU London

20h 20m1 stop Calgary

$358WestJet

Thu, Oct 8 - Tue, Oct 13

6:10 am - 12:00 pmYXU London-SFO San Francisco

8h 50m1 stop Calgary

6:00 am - 5:20 amSFO San Francisco-YXU London

20h 20m1 stop Calgary

$368WestJet

Sun, Sep 27 - Sun, Oct 4

6:10 am - 9:55 pmYXU London-SFO San Francisco

18h 45m1 stop Calgary

6:00 am - 4:45 pmSFO San Francisco-YXU London

7h 45m1 stop Calgary

$377WestJet

Tue, Sep 8 - Mon, Sep 14

3:30 pm - 9:49 pmYXU London-SFO San Francisco

9h 19m1 stop Toronto Pearson Intl

10:45 pm - 9:20 amSFO San Francisco-YXU London

7h 35m1 stop Toronto Pearson Intl

$384Air Canada

Fri, Sep 25 - Tue, Sep 29

6:10 am - 12:55 pmYXU London-LAS Las Vegas Harry Reid Intl

9h 45m1 stop Calgary

1:20 pm - 5:20 amLAS Las Vegas Harry Reid Intl-YXU London

13h 00m2 stops Vancouver Intl Calgary

$385WestJet

Thu, Sep 10 - Sun, Sep 13

6:10 am - 12:00 pmYXU London-SFO San Francisco

8h 50m1 stop Calgary

6:00 am - 5:20 amSFO San Francisco-YXU London

20h 20m1 stop Calgary

$386WestJet

Wed, Sep 2 - Wed, Sep 9

6:10 am - 4:40 pmYXU London-SFO San Francisco

13h 30m1 stop Calgary

6:05 pm - 5:20 amSFO San Francisco-YXU London

8h 15m1 stop Calgary

$391WestJet

Sat, Sep 12 - Sat, Sep 19

10:05 am - 3:24 pmYXU London-SFO San Francisco

8h 19m1 stop Toronto Pearson Intl

8:10 am - 9:40 pmSFO San Francisco-YXU London

10h 30m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$400Air Canada

Tue, Dec 8 - Tue, Dec 15

5:30 am - 11:05 amYXU London-SFO San Francisco

8h 35m1 stop Toronto Pearson Intl

9:00 am - 9:47 pmSFO San Francisco-YXU London

9h 47m2 stops Vancouver Intl Toronto Pearson Intl

$401Air Canada

Thu, Oct 8 - Tue, Oct 13

6:10 am - 12:00 pmYXU London-SFO San Francisco

8h 50m1 stop Calgary

6:00 am - 5:20 amSFO San Francisco-YXU London

20h 20m1 stop Calgary

$403WestJet

Recent last minute flight deals from London to California

Wed, Aug 19 - Wed, Aug 26

6:10 am - 12:55 pmYXU London-LAS Las Vegas Harry Reid Intl

9h 45m1 stop Calgary

1:20 pm - 5:20 amLAS Las Vegas Harry Reid Intl-YXU London

13h 00m2 stops Vancouver Intl Calgary

$761WestJet

Wed, Aug 19 - Wed, Aug 26

6:10 am - 10:14 amYXU London-LAS Las Vegas Harry Reid Intl

31h 04m2 stops Calgary Detroit Metropolitan Wayne County

1:20 pm - 5:20 amLAS Las Vegas Harry Reid Intl-YXU London

13h 00m2 stops Vancouver Intl Calgary

$772WestJet

Wed, Aug 19 - Wed, Aug 26

6:10 am - 12:55 pmYXU London-LAS Las Vegas Harry Reid Intl

9h 45m1 stop Calgary

1:45 pm - 7:50 pmLAS Las Vegas Harry Reid Intl-YXU London

27h 05m1 stop Calgary

$792WestJet

Mon, Aug 17 - Mon, Aug 24

6:20 pm - 12:12 pmYXU London-ONT Ontario

20h 52m2 stops Toronto Pearson Intl San Francisco

5:00 am - 5:42 pmONT Ontario-YXU London

9h 42m2 stops Denver Intl Toronto Pearson Intl

$831Air Canada

Mon, Aug 17 - Mon, Aug 24

5:55 pm - 10:05 pmYXU London-LAX Los Angeles

31h 10m1 stop Calgary

5:35 am - 4:45 pmLAX Los Angeles-YXU London

32h 10m2 stops Salt Lake City Calgary

$909WestJet

Mon, Aug 17 - Mon, Aug 24

6:10 am - 4:00 pmYXU London-LAX Los Angeles

12h 50m2 stops Calgary Edmonton

5:35 am - 4:45 pmLAX Los Angeles-YXU London

32h 10m2 stops Salt Lake City Calgary

$937WestJet

Mon, Aug 17 - Mon, Aug 24

5:55 pm - 10:05 pmYXU London-LAX Los Angeles

31h 10m1 stop Calgary

7:30 am - 5:20 amLAX Los Angeles-YXU London

18h 50m1 stop Calgary

$967WestJet

Sun, Aug 16 - Fri, Aug 21

5:40 am - 10:50 pmYXU London-SJC San Jose

20h 10m2 stops Toronto Pearson Intl Chicago O'Hare Intl

6:20 am - 9:40 pmSJC San Jose-YXU London

12h 20m2 stops Chicago O'Hare Intl Toronto Pearson Intl

$995United Airlines

Sun, Aug 16 - Fri, Aug 21

10:05 am - 10:50 pmYXU London-SJC San Jose

15h 45m2 stops Toronto Pearson Intl Chicago O'Hare Intl

6:37 pm - 2:50 pmSJC San Jose-YXU London

17h 13m3 stops Denver Intl Newark Toronto Pearson Intl

$1,048United Airlines

Mon, Aug 17 - Mon, Aug 24

10:05 am - 10:35 pmYXU London-ONT Ontario

15h 30m2 stops Toronto Pearson Intl Chicago O'Hare Intl

7:13 pm - 9:40 pmONT Ontario-YXU London

23h 27m3 stops San Francisco Boston Logan Intl Toronto Pearson Intl

$1,161United Airlines

Booking Insights

KAYAK's insights & trends for London to California flights

Get data-powered insights and trends into flights from London to California to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest month to fly from London to California?

The cheapest month for flights from London to California is August, when tickets cost $209 (return) on average. On the other hand, the most expensive months are February and September, when the average cost of round-trip tickets is $1,114 and $862 respectively.

Find deals

Low season	February
High season	April
Cheapest flight	$204

Best time to beat the crowds but there is an average 75% increase in price.

Most popular time to fly and prices are also 31% lower on average.

Flight from London to Los Angeles

How does KAYAK find such low prices on flights from London to California?
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 London to California.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to California?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London to 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 London to California?
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 from London to California with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to California?
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 from London to California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from London to California

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Return flight deals

Information on your arrival and departure airports

London (YXU)

$204 Find Cheap Flights from London to California - Compare and Save

Cheap Flights from London to California

Book Cheap London to California Plane Tickets

Recent round-trip flight deals from London to California

Recent one-way flight deals from London to California

Recent last minute flight deals from London to California

KAYAK's insights & trends for London to California flights

What is the cheapest month to fly from London to California?

Which airlines provide the cheapest flights from London to California?

How long does a flight from London to California take?

Good to know

Low season

High season

Cheapest flight

FAQs - booking California flights

Everything you need to know for your flight from London to California

Information on your arrival and departure airports

Cabin class types available on flights to California

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

Flights to other popular destinations

Flights from other airports in London to California

Flights from London to popular cities in California

Find deals for your return flight