Which airlines fly to California?

Porter Airlines, Air Canada and WestJet are the top three most popular airlines that fly to California from Region of Ontario according to our data. Porter Airlines is the first choice among our users, with 36% of people opting to fly with this airline when travelling to California. Keep in mind that there are 9 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

How many flights depart from Region of Ontario to California on average per day?

As of July 2025, 50 flights take off from Region of Ontario and land in California each day. The most common flight departure time for this route is 8:00a.m., with 50% of daily flights taking off at noon.

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

Porter Airlines, Air Canada, and WestJet are the most popular carriers operating from Ontario to California

How long is the flight from Region of Ontario to California?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into California, then you can expect flight times to average 8h 25m and 8h 26m, respectively.

How many flights depart from Region of Ontario to California on average per week?

350 flights are operational weekly from Region of Ontario to California as of July 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.

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

Prices for flights from Ontario to California are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario to California?

There are 9 operators available for flights from Ontario to California as of July 2025.

How old do you have to be to fly from Ontario 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 Ontario to California.

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

The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 141 Cheap Flights from Ontario to California in 2025

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:45 p.m. - 10:11 p.m.YYZ-LAX

5h 26mdirect

11:10 p.m. - 7:00 a.m.LAX-YYZ

4h 50mdirect

C$ 231WestJet

Find Deal

Fri, 5 Sep - Fri, 12 Sep

6:35 p.m. - 8:53 p.m.YYZ-LAX

5h 18mdirect

9:55 p.m. - 5:46 a.m.LAX-YYZ

4h 51mdirect

C$ 232Air Canada

Find Deal

Wed, 10 Sep - Sat, 20 Sep

6:35 p.m. - 8:53 p.m.YYZ-LAX

5h 18mdirect

9:55 p.m. - 5:46 a.m.LAX-YYZ

4h 51mdirect

C$ 234Air Canada

Find Deal

Tue, 16 Sep - Sat, 20 Sep

8:30 p.m. - 10:13 p.m.YYZ-LAS

4h 43mdirect

11:20 p.m. - 6:40 a.m.LAS-YYZ

4h 20mdirect

C$ 234Air Canada

Find Deal

Mon, 8 Sep - Sat, 13 Sep

7:45 p.m. - 10:11 p.m.YYZ-LAX

5h 26mdirect

11:10 p.m. - 7:00 a.m.LAX-YYZ

4h 50mdirect

C$ 235WestJet

Find Deal

Fri, 5 Sep - Fri, 12 Sep

9:30 a.m. - 11:15 a.m.YYZ-LAS

4h 45mdirect

12:20 p.m. - 7:45 p.m.LAS-YYZ

4h 25mdirect

C$ 237Porter Airlines

Find Deal

Wed, 3 Sep - Wed, 10 Sep

8:05 p.m. - 9:55 p.m.YYZ-LAS

4h 50mdirect

12:20 p.m. - 7:45 p.m.LAS-YYZ

4h 25mdirect

C$ 239Porter Airlines

Find Deal

Sat, 30 Aug - Thu, 4 Sep

9:30 a.m. - 11:15 a.m.YYZ-LAS

4h 45mdirect

12:20 p.m. - 7:45 p.m.LAS-YYZ

4h 25mdirect

C$ 286Air Transat

Find Deal

Tue, 16 Sep - Fri, 19 Sep

3:45 p.m. - 9:35 p.m.YYZ-LAS

8h 50m1 stop

1:20 p.m. - 11:46 p.m.LAS-YYZ

7h 26m1 stop

C$ 298United Airlines

Find Deal

Wed, 19 Nov - Fri, 21 Nov

6:00 a.m. - 11:59 a.m.YUL-LAX

8h 59m1 stop

11:16 p.m. - 3:00 p.m.LAX-YUL

12h 44m1 stop

C$ 363United Airlines

Find Deal

Wed, 27 Aug - Tue, 2 Sep

Air Canada flights from Region of Ontario to California

Our best Air Canada deals on Region of Ontario to California flight tickets

Air Canada

10 Sep

YYZ6:35 p.m.Toronto Pearson Intl

5h 18m

LAX8:53 p.m.Los Angeles

20 Sep

LAX9:55 p.m.Los Angeles

4h 51m

YYZ5:46 a.m.Toronto Pearson Intl

C$ 232

Find similar

Air Canada

16 Sep

YYZ6:35 p.m.Toronto Pearson Intl

5h 18m

LAX8:53 p.m.Los Angeles

20 Sep

LAX9:55 p.m.Los Angeles

4h 51m

YYZ5:46 a.m.Toronto Pearson Intl

C$ 234

Find similar

Air Canada

7 Sep

YYZ4:00 p.m.Toronto Pearson Intl

9h 12m

1 stop

LAS10:12 p.m.Las Vegas Harry Reid Intl

10 Sep

LAS11:20 p.m.Las Vegas Harry Reid Intl

4h 20m

YYZ6:40 a.m.Toronto Pearson Intl

C$ 242

Find similar

American Airlines flights from Region of Ontario to California

Our best American Airlines deals on Region of Ontario to California flight tickets

American Airlines

18 Aug

YUL3:44 p.m.Montreal Pierre Elliott Trudeau Intl

7h 49m

1 stop

LAX8:33 p.m.Los Angeles

24 Aug

LAX12:45 a.m.Los Angeles

11h 09m

1 stop

YUL2:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 381

Find similar

American Airlines

23 Aug

YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl

10h 48m

2 stops

LAX8:18 p.m.Los Angeles

25 Aug

LAX11:54 p.m.Los Angeles

13h 48m

1 stop

YUL4:42 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 385

Find similar

American Airlines

29 Oct

YUL7:29 a.m.Montreal Pierre Elliott Trudeau Intl

14h 54m

1 stop

SFO7:23 p.m.San Francisco

29 Oct

SFO9:35 p.m.San Francisco

11h 49m

1 stop

YUL12:24 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 426

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 5/9

7:45 p.m.-10:11 p.m.

Nonstop5h 26m

Los Angeles

Fri 12/9

11:10 p.m.-7:00 a.m.

Nonstop4h 50m

C$ 231

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Wed 10/9

6:35 p.m.-8:53 p.m.

Nonstop5h 18m

Los Angeles

Sat 20/9

9:55 p.m.-5:46 a.m.

Nonstop4h 51m

C$ 232

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Tue 16/9

6:35 p.m.-8:53 p.m.

Nonstop5h 18m

Los Angeles

Sat 20/9

9:55 p.m.-5:46 a.m.

Nonstop4h 51m

C$ 234

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 8/9

8:30 p.m.-10:13 p.m.

Nonstop4h 43m

Las Vegas Harry Reid Intl

Sat 13/9

11:20 p.m.-6:40 a.m.

Nonstop4h 20m

C$ 234

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 5/9

7:45 p.m.-10:11 p.m.

Nonstop5h 26m

Los Angeles

Fri 12/9

11:10 p.m.-7:00 a.m.

Nonstop4h 50m

C$ 235

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 3/9

9:30 a.m.-11:15 a.m.

Nonstop4h 45m

Las Vegas Harry Reid Intl

Wed 10/9

12:20 p.m.-7:45 p.m.

Nonstop4h 25m

C$ 237

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 30/8

8:05 p.m.-9:55 p.m.

Nonstop4h 50m

Las Vegas Harry Reid Intl

Thu 4/9

12:20 p.m.-7:45 p.m.

Nonstop4h 25m

C$ 239

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 16/9

9:30 a.m.-11:15 a.m.

Nonstop4h 45m

Las Vegas Harry Reid Intl

Fri 19/9

12:20 p.m.-7:45 p.m.

Nonstop4h 25m

C$ 286

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 19/11

3:45 p.m.-9:35 p.m.

1 stop8h 50m

Las Vegas Harry Reid Intl

Fri 21/11

1:20 p.m.-11:46 p.m.

1 stop7h 26m

C$ 298

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Wed 27/8

6:00 a.m.-11:59 a.m.

1 stop8h 59m

Los Angeles

Tue 2/9

11:16 p.m.-3:00 p.m.

1 stop12h 44m

C$ 363

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 Region of 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

Other information

What is the cheapest month to fly to California?

The cheapest month to fly to California from Region of Ontario is in September. Flight prices, which tend to average around C$ 316, are often lower during this time because this is during the off-season. If you’re not able to fly to California in September, then May is your next best option. Flight prices from Region of Ontario to California during May average around C$ 339.

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

According to our data, Thursday is the cheapest day to fly to California from Region of Ontario. The lowest ticket price found for a Thursday departure recently was C$ 434. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Region of Ontario to California on a Sunday will generally be more expensive and average around C$ 499. 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 Region of Ontario to California flights are usually those with departure times in the evening. Our users have found flights to California in the evening for as low as C$ 399. Flights to California are more costly at noon, with an average ticket price of C$ 624. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ontario to California flight route?

Fly from Toronto Pearson Intl to Los Angeles for the best Ontario - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around C$ 407 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Region of Ontario for as low as C$ 340 on momondo.

What cabin class options are available on Ontario to California flights?

There are 4 cabin classes available to choose from on Ontario to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to California flights?

You could potentially save up to 17% on your flight if you consider stops on a Region of Ontario to California flight.

Cheap Region of Ontario to California flight deals and tips

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

Best price found	C$ 141
Fastest flight time	4h 43m
Direct flights	Every day
Airports in California	3 airports

The best one-way flight to California from Region of Ontario in the past 72 hours is C$ 141. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is C$ 231.

The fastest flight from Region of Ontario to California takes 4h 43m

Direct flights go from Region of Ontario to California every day.

There are 3 airports near California: San Diego (SAN), Los Angeles (LAX), Las Vegas Harry Reid Intl (LAS)

Search flight deals

When did momondo last update prices for flights from Ontario to California?
Prices for flights from Ontario to California are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to California?
There are 9 operators available for flights from Ontario to California as of July 2025.
How old do you have to be to fly from Ontario 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 Ontario to California.
What documentation or ID do you need to fly to California?
The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Region of Ontario to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to California is Embraer 195 E2 (34.28% of total bookings). The next most popular plane models are Airbus A321-100/200 (17.43%), Airbus A320-100/200 (13.38%), and Boeing 787-8 Dreamliner (10.59%).

Best airlines flying from Region of Ontario to California

Compare and see reviews for airlines that fly from Region of Ontario to California with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom C$ 133	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 201	Free Cancellation	Rating 7.2 2,978 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 249	Free Cancellation	Rating 8.0 318 reviews	Search Porter Airlines flights
Delta	PriceFrom C$ 249	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Air Transat	PriceFrom C$ 250	Free Cancellation	Rating 7.7 424 reviews	Search Air Transat flights
United Airlines	PriceFrom C$ 284	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 303	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom C$ 390	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
WestJet Encore	PriceFrom C$ 703	Free Cancellation	Rating 9.2 5 reviews	Search WestJet Encore flights

Why use momondo?

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

It is quick and easy to find Ontario 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 Ontario to California with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to California from Ontario with this policy.

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

Once you have performed a search for Ontario to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to California from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your California trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 5/8

Tue 12/8

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to California

Popular Cities in California

Flights to Fort Lauderdalefrom C$ 166

Flights to Orlandofrom C$ 202

Flights to Las Vegasfrom C$ 165

Flights to New Yorkfrom C$ 210

Flights to Los Angelesfrom C$ 159

Flights to Miamifrom C$ 316

Flights to San Franciscofrom C$ 144

Flights to Honolulufrom C$ 322

Flights to Phoenixfrom C$ 208

Flights to Tampafrom C$ 183

Flights to Chicagofrom C$ 165

Flights to Dallasfrom C$ 325

Cheap flights from Ontario to California from C$ 141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to California departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to California

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Air Canada flights from Region of Ontario to California

Our best Air Canada deals on Region of Ontario to California flight tickets

American Airlines flights from Region of Ontario to California

Our best American Airlines deals on Region of Ontario to California flight tickets

momondo Fare Finder

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

See travel insights to California from

How to get the cheapest flight ticket from Region of 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?

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

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

What is the cheapest Ontario to California flight route?

Fly from Toronto Pearson Intl to Los Angeles for the best Ontario - California flight prices

How far in advance should I book a flight to California?

What cabin class options are available on Ontario to California flights?

There are 4 cabin classes available to choose from on Ontario to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to California flights?

You could potentially save up to 17% on your flight if you consider stops on a Region of Ontario to California flight.

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

Porter Airlines, Air Canada, and WestJet are the most popular carriers operating from Ontario to California

Which airlines fly to California?

How many flights depart from Region of Ontario to California on average per day?

As of July 2025, 50 flights take off from Region of Ontario and land in California each day. The most common flight departure time for this route is 8:00a.m., with 50% of daily flights taking off at noon.

How many flights depart from Region of Ontario to California on average per week?

350 flights are operational weekly from Region of Ontario to California as of July 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.

How long is the flight from Region of Ontario to California?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into California, then you can expect flight times to average 8h 25m and 8h 26m, respectively.

Cheap Region of Ontario to California flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in California

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

How many operators does momondo search for flights from Ontario to California?

How old do you have to be to fly from Ontario to California?

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

What is the most popular plane model from Region of Ontario to California?

Best airlines flying from Region of Ontario to California

Compare and see reviews for airlines that fly from Region of Ontario to California with momondo

Why use momondo?

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

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

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

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

An easier way to manage your California trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to California

Popular Cities in California

Popular flights according to clicks in the last 7 days on momondo