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Cheap flights from London, Ontario to California from C$ 214

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to California departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London, Ontario to California

Cheap round-trip flights

WestJet Logo
6:00 a.m. - 11:54 a.m.YXU-SFO
8h 54m1 stop
WestJet Logo
7:30 a.m. - 7:07 p.m.SFO-YXU
8h 37m1 stop
C$ 395WestJet
Find Deal
Wed, 10 Sep - Tue, 23 Sep
Logo
6:00 a.m. - 11:54 a.m.YXU-SFO
8h 54m1 stop
Logo
10:15 a.m. - 5:12 a.m.SFO-YXU
15h 57m3 stops
C$ 418
Find Deal
Wed, 10 Sep - Tue, 23 Sep
Air Canada Logo
3:50 p.m. - 8:53 p.m.YXU-SFO
8h 03m1 stop
Air Canada Logo
4:35 p.m. - 9:19 a.m.SFO-YXU
13h 44m2 stops
C$ 419Air Canada
Find Deal
Wed, 10 Sep - Tue, 23 Sep
WestJet Logo
6:00 a.m. - 11:56 a.m.YXU-SFO
8h 56m1 stop
WestJet Logo
2:45 p.m. - 5:12 a.m.SFO-YXU
11h 27m2 stops
C$ 421WestJet
Find Deal
Thu, 28 Aug - Sat, 6 Sep
WestJet Logo
6:00 a.m. - 11:56 a.m.YXU-SFO
8h 56m1 stop
WestJet Logo
7:30 a.m. - 7:07 p.m.SFO-YXU
8h 37m1 stop
C$ 425WestJet
Find Deal
Thu, 28 Aug - Sat, 6 Sep
Air Canada Logo
6:10 a.m. - 3:28 p.m.YXU-SFO
12h 18m2 stops
Air Canada Logo
4:35 p.m. - 9:19 a.m.SFO-YXU
13h 44m2 stops
C$ 426Air Canada
Find Deal
Wed, 10 Sep - Tue, 23 Sep
United Airlines Logo
3:50 p.m. - 11:54 p.m.YXU-LAS
11h 04m2 stops
United Airlines Logo
12:59 a.m. - 3:17 p.m.LAS-YXU
11h 18m2 stops
C$ 606United Airlines
Find Deal
Thu, 18 Sep - Sun, 21 Sep
United Airlines Logo
3:50 p.m. - 12:44 a.m.YXU-LAS
11h 54m2 stops
United Airlines Logo
12:59 a.m. - 3:17 p.m.LAS-YXU
11h 18m2 stops
C$ 607United Airlines
Find Deal
Thu, 18 Sep - Sun, 21 Sep
Delta Logo
6:00 a.m. - 11:56 a.m.YXU-SFO
8h 56m1 stop
Delta Logo
7:30 a.m. - 7:07 p.m.SFO-YXU
8h 37m1 stop
C$ 1,426Delta
Find Deal
Fri, 29 Aug - Fri, 5 Sep
Delta Logo
6:00 a.m. - 3:55 p.m.YXU-SFO
12h 55m2 stops
Delta Logo
6:05 p.m. - 5:12 a.m.SFO-YXU
8h 07m1 stop
C$ 1,774Delta
Find Deal
Fri, 29 Aug - Fri, 5 Sep

United Airlines flights from London, Ontario to California

Our best United Airlines deals on London, Ontario to California flight tickets
United Airlines
18 Sep
YXU3:50 p.m.London
11h 04m
2 stops
LAS11:54 p.m.Las Vegas Harry Reid Intl
21 Sep
LAS12:59 a.m.Las Vegas Harry Reid Intl
11h 18m
2 stops
YXU3:17 p.m.London
C$ 606
Find similar
United Airlines
18 Sep
YXU3:50 p.m.London
11h 54m
2 stops
LAS12:44 a.m.Las Vegas Harry Reid Intl
21 Sep
LAS12:59 a.m.Las Vegas Harry Reid Intl
11h 18m
2 stops
YXU3:17 p.m.London
C$ 607
Find similar
United Airlines
12 Sep
YXU6:10 a.m.London
9h 18m
1 stop
LAX12:28 p.m.Los Angeles
16 Sep
LAX12:56 a.m.Los Angeles
11h 21m
2 stops
YXU3:17 p.m.London
C$ 629
Find similar

Air Canada flights from London, Ontario to California

Our best Air Canada deals on London, Ontario to California flight tickets
Air Canada
10 Sep
YXU3:50 p.m.London
8h 03m
1 stop
SFO8:53 p.m.San Francisco
23 Sep
SFO4:35 p.m.San Francisco
13h 44m
2 stops
YXU9:19 a.m.London
C$ 419
Find similar
Air Canada
10 Sep
YXU6:10 a.m.London
12h 18m
2 stops
SFO3:28 p.m.San Francisco
23 Sep
SFO4:35 p.m.San Francisco
13h 44m
2 stops
YXU9:19 a.m.London
C$ 426
Find similar
Air Canada
10 Sep
YXU3:50 p.m.London
8h 03m
1 stop
SFO8:53 p.m.San Francisco
23 Sep
SFO7:25 a.m.San Francisco
11h 04m
1 stop
YXU9:29 p.m.London
C$ 446
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 31 July 2025.
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

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 10/9

6:00 a.m.-11:54 a.m.

1 stop8h 54m

San Francisco

Tue 23/9

7:30 a.m.-7:07 p.m.

1 stop8h 37m

C$ 394

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 10/9

6:00 a.m.-11:54 a.m.

1 stop8h 54m

San Francisco

Tue 23/9

10:15 a.m.-5:12 a.m.

3 stops15h 57m

C$ 418

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 10/9

3:50 p.m.-8:53 p.m.

1 stop8h 03m

San Francisco

Tue 23/9

4:35 p.m.-9:19 a.m.

2 stops13h 44m

C$ 419

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 28/8

6:00 a.m.-11:56 a.m.

1 stop8h 56m

San Francisco

Sat 6/9

2:45 p.m.-5:12 a.m.

2 stops11h 27m

C$ 421

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 28/8

6:00 a.m.-11:56 a.m.

1 stop8h 56m

San Francisco

Sat 6/9

7:30 a.m.-7:07 p.m.

1 stop8h 37m

C$ 425

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 10/9

6:10 a.m.-3:28 p.m.

2 stops12h 18m

San Francisco

Tue 23/9

4:35 p.m.-9:19 a.m.

2 stops13h 44m

C$ 426

LondonLas Vegas

YXU - LAS

YXULAS

London

Thu 18/9

3:50 p.m.-11:54 p.m.

2 stops11h 04m

Las Vegas Harry Reid Intl

Sun 21/9

12:59 a.m.-3:17 p.m.

2 stops11h 18m

C$ 606

LondonLas Vegas

YXU - LAS

YXULAS

London

Thu 18/9

3:50 p.m.-12:44 a.m.

2 stops11h 54m

Las Vegas Harry Reid Intl

Sun 21/9

12:59 a.m.-3:17 p.m.

2 stops11h 18m

C$ 607

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 29/8

6:00 a.m.-11:56 a.m.

1 stop8h 56m

San Francisco

Fri 5/9

7:30 a.m.-7:07 p.m.

1 stop8h 37m

C$ 1,426

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 29/8

6:00 a.m.-3:55 p.m.

2 stops12h 55m

San Francisco

Fri 5/9

6:05 p.m.-5:12 a.m.

1 stop8h 07m

C$ 1,774

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

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

What is the cheapest month to fly to California?

The cheapest month to fly to California from London, Ontario is in June. Flight prices, which tend to average around C$ 319, are often lower during this time because this is during the off-season. If you’re not able to fly to California in June, then May is your next best option. Flight prices from London, Ontario to California during May average around C$ 401.

What is the cheapest day to depart on your flight to California?

According to our data, Saturday is the cheapest day to fly to California from London, Ontario. The lowest ticket price found for a Saturday departure recently was C$ 453. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London, Ontario to California on a Sunday will generally be more expensive and average around C$ 670. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to California?

Our data shows that the cheapest London, Ontario to California flights are usually those with departure times in the afternoon. Our users have found flights to California in the afternoon for as low as C$ 477. Flights to California are more costly in the morning, with an average ticket price of C$ 565. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 43% 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

C$ 214

Fastest flight time

7h 15m

Direct flights

None

Airports in California

6 airports
The best one-way flight to California from London, Ontario in the past 72 hours is C$ 214. The best round-trip flight deal from London, Ontario to California found on momondo in the last 72 hours is C$ 394.
The fastest flight from London, Ontario to California takes 7h 15m
There are no direct flights from London, Ontario to California. Popular non-direct routes for this connection are London Airport - Las Vegas Harry Reid Intl Airport, London Airport - Los Angeles Airport and London Airport - San Francisco Airport.
There are 6 airports near California: San Diego (SAN), Los Angeles (LAX), Santa Ana J. Wayne/Orange Cnty (SNA), Palm Springs (PSP), San Francisco (SFO), Las Vegas Harry Reid Intl (LAS)
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  • When did momondo last update prices for flights from London Airport to California?

    Prices for flights from London Airport to California refresh daily.

  • How many operators does momondo search for flights from London Airport to California?

  • 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.

Best airlines flying from London, Ontario to California

Compare and see reviews for airlines that fly from London, Ontario to California with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 285Free CancellationRating
7.2
2,978 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 307Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 331Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

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?

Flights from London to California with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential London to California flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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