What is the cheapest airline that flies from London to California?

Air Canada, United Airlines, and WestJet are the most popular carriers operating from London to California

What airlines fly to California?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to California from London, Ontario according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when traveling to California. Keep in mind that there are 7 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London Airport to California?

Prices for flights from London Airport to California were last updated today.

How old do you have to be to fly from London Airport to California?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to California.

What documentation or ID do you need to fly to California?

The travel and health documents required for your trip to California can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$189 Cheap Flights from London, Ontario to California in 2026/27

Find the cheapest flights from London, Ontario to California

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

8h 50m1 stop Calgary

5:40 pm - 6:35 amSFO San Francisco-YXU London

9h 55m1 stop Calgary

$243WestJet

Thu, Oct 22 - Thu, Oct 29

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

8h 50m1 stop Calgary

5:40 pm - 6:35 amSFO San Francisco-YXU London

9h 55m1 stop Calgary

$382WestJet

Thu, Oct 22 - Thu, Oct 29

6:40 am - 11:15 amYXU London-LAX Los Angeles

31h 35m1 stop Calgary

5:00 pm - 5:35 amLAX Los Angeles-YXU London

9h 35m1 stop Calgary

$388WestJet

Thu, Jan 14 - Sun, Jan 31

3:30 pm - 6:41 amYXU London-SFO San Francisco

18h 11m2 stops Toronto Pearson Intl Denver Intl

12:55 am - 2:47 pmSFO San Francisco-YXU London

10h 52m2 stops Chicago O'Hare Intl Toronto Pearson Intl

$400Air Canada

Thu, Oct 22 - Wed, Oct 28

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

8h 50m1 stop Calgary

2:21 pm - 6:35 amSFO San Francisco-YXU London

13h 14m2 stops Las Vegas Harry Reid Intl Calgary

$401Multiple Airlines

Thu, Oct 22 - Thu, Oct 29

6:40 am - 5:45 pmYXU London-LAX Los Angeles

38h 05m2 stops Calgary Edmonton

5:00 pm - 5:35 amLAX Los Angeles-YXU London

9h 35m1 stop Calgary

$414WestJet

Thu, Jan 14 - Sun, Jan 31

3:25 pm - 9:30 pmYXU London-SFO San Francisco

9h 05m1 stop Toronto Pearson Intl

4:40 pm - 8:37 amSFO San Francisco-YXU London

12h 57m1 stop Toronto Pearson Intl

$418Air Canada

Sat, Oct 31 - Fri, Nov 6

6:40 am - 4:10 pmYXU London-LAX Los Angeles

12h 30m1 stop Calgary

5:00 pm - 5:35 amLAX Los Angeles-YXU London

9h 35m1 stop Calgary

$425WestJet

Thu, Jan 14 - Mon, Feb 1

6:40 am - 10:05 amYXU London-PSP Palm Springs

30h 25m2 stops Calgary Vancouver Intl

11:00 am - 5:35 amPSP Palm Springs-YXU London

15h 35m2 stops Vancouver Intl Calgary

$431WestJet

Mon, Dec 7 - Thu, Dec 10

6:40 am - 10:05 amYXU London-PSP Palm Springs

30h 25m2 stops Calgary Vancouver Intl

5:00 pm - 5:35 amPSP Palm Springs-YXU London

9h 35m1 stop Calgary

$431WestJet

Mon, Dec 7 - Thu, Dec 10

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WestJet flights from London, Ontario to California

Our best WestJet deals on London, Ontario to California flight tickets

WestJet

Oct 22

YXU6:10 amLondon

8h 50m

1 stop

SFO12:00 pmSan Francisco

Oct 29

SFO5:40 pmSan Francisco

9h 55m

1 stop

YXU6:35 amLondon

$243

WestJet

Oct 22

YXU6:10 amLondon

8h 50m

1 stop

SFO12:00 pmSan Francisco

Oct 29

SFO5:40 pmSan Francisco

9h 55m

1 stop

YXU6:35 amLondon

$382

WestJet

Oct 21

YXU6:10 amLondon

8h 50m

1 stop

SFO12:00 pmSan Francisco

Oct 29

SFO5:40 pmSan Francisco

9h 55m

1 stop

YXU6:35 amLondon

$386

Air Canada flights from London, Ontario to California

Our best Air Canada deals on London, Ontario to California flight tickets

Air Canada

Oct 22

YXU3:30 pmLondon

18h 11m

2 stops

SFO6:41 amSan Francisco

Oct 28

SFO12:55 amSan Francisco

10h 52m

2 stops

YXU2:47 pmLondon

$400

Air Canada

Oct 31

YXU3:25 pmLondon

9h 05m

1 stop

SFO9:30 pmSan Francisco

Nov 6

SFO4:40 pmSan Francisco

12h 57m

1 stop

YXU8:37 amLondon

$418

Air Canada

Oct 26

YXU3:25 pmLondon

9h 09m

1 stop

LAX9:34 pmLos Angeles

Oct 29

LAX7:40 amLos Angeles

9h 12m

1 stop

YXU7:52 pmLondon

$450

momondo Fare Finder

Use the filters below to find and compare flights from London, Ontario to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LondonSan Francisco

YXU London - SFO San Francisco

YXUSFO

London

Thu 10/22

6:10 am-12:00 pm

1 stop8h 50m

San Francisco

Thu 10/29

5:40 pm-6:35 am

1 stop9h 55m

$243

LondonSan Francisco

YXU London - SFO San Francisco

YXUSFO

London

Thu 10/22

6:10 am-12:00 pm

1 stop8h 50m

San Francisco

Thu 10/29

5:40 pm-6:35 am

1 stop9h 55m

$382

LondonLos Angeles

YXU London - LAX Los Angeles

YXULAX

London

Thu 1/14

6:40 am-11:15 am

1 stop31h 35m

Los Angeles

Sun 1/31

5:00 pm-5:35 am

1 stop9h 35m

$388

LondonSan Francisco

YXU London - SFO San Francisco

YXUSFO

London

Thu 10/22

3:30 pm-6:41 am

2 stops18h 11m

San Francisco

Wed 10/28

12:55 am-2:47 pm

2 stops10h 52m

$400

LondonSan Francisco

YXU London - SFO San Francisco

YXUSFO

London

Thu 10/22

6:10 am-12:00 pm

1 stop8h 50m

San Francisco

Thu 10/29

2:21 pm-6:35 am

2 stops13h 14m

$401

LondonLos Angeles

YXU London - LAX Los Angeles

YXULAX

London

Thu 1/14

6:40 am-5:45 pm

2 stops38h 05m

Los Angeles

Sun 1/31

5:00 pm-5:35 am

1 stop9h 35m

$414

LondonSan Francisco

YXU London - SFO San Francisco

YXUSFO

London

Sat 10/31

3:25 pm-9:30 pm

1 stop9h 05m

San Francisco

Fri 11/6

4:40 pm-8:37 am

1 stop12h 57m

$418

LondonLos Angeles

YXU London - LAX Los Angeles

YXULAX

London

Thu 1/14

6:40 am-4:10 pm

1 stop12h 30m

Los Angeles

Mon 2/1

5:00 pm-5:35 am

1 stop9h 35m

$425

LondonPalm Springs

YXU London - PSP Palm Springs

YXUPSP

London

Mon 12/7

6:40 am-10:05 am

2 stops30h 25m

Palm Springs

Thu 12/10

11:00 am-5:35 am

2 stops15h 35m

$431

LondonPalm Springs

YXU London - PSP Palm Springs

YXUPSP

London

Mon 12/7

6:40 am-10:05 am

2 stops30h 25m

Palm Springs

Thu 12/10

5:00 pm-5:35 am

1 stop9h 35m

$431

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London, Ontario to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to California?

The month of November is another great option to travel to California, with average flight prices from London, Ontario averaging around $412.

Can stopping save me money on London, Ontario to California flights?

You could potentially save up to 32% on your flight if you consider stops on a London, Ontario to California flight.

Cheap London, Ontario to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to California

Best Price Found	$189
Fastest flight time	8h 04m
Direct flights	None

The best one-way flight to California from London, Ontario in the past 72 hours is $189. The best round-trip flight deal from London, Ontario to California found on momondo in the last 72 hours is $243.

The fastest flight from London, Ontario to California takes 8h 04m

There are no direct flights from London, Ontario to California. There are no popular flight routes from London, Ontario to California.

Search flight deals

Frequently asked questions about flying from London, Ontario to California

When did momondo last update prices for flights from London Airport to California?
Prices for flights from London Airport to California were last updated today.
How old do you have to be to fly from London Airport to California?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to California.
What documentation or ID do you need to fly to California?
The travel and health documents required for your trip to California can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from London to California?

It is quick and easy to find London to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

Can I find flights from London to California with flexible booking policies on momondo?

All flight searches from London to California on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to California?

momondo helps you find the best flight between London and California by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to California right now. Can momondo alert me if prices change?

Price alerts on flights to California from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.