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 37% of people opting to fly with this airline when travelling to California. Keep in mind that there are 10 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

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

WestJet, Air Transat, and Air Canada 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 Ottawa or Toronto, and flying into California, then you can expect flight times to average 8h 04m and 8h 57m, respectively.

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

As of February 2026, 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 58% of daily flights taking off at noon.

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

354 flights are operational weekly from Region of Ontario to California as of February 2026. The most popular departure day for this route is Fri, with 17% 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 10 operators available for flights from Ontario to California as of February 2026.

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$ 152 Cheap Flights from Ontario to California in 2026

1 adult

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Find the cheapest flights from Ontario to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 p.m. - 10:12 p.m.

YYZ

LAS

5h 12mdirect

8:05 a.m. - 11:35 p.m.

LAS

YYZ

12h 30m

2 stops

C$ 215WestJet

Sun, 29 Mar - Wed, 1 Apr

8:00 p.m. - 10:12 p.m.

YYZ

LAS

5h 12mdirect

11:25 p.m. - 6:43 a.m.

LAS

YYZ

4h 18mdirect

C$ 216WestJet

Fri, 27 Mar - Sun, 29 Mar

8:00 p.m. - 10:12 p.m.

YYZ

LAS

5h 12mdirect

11:25 p.m. - 6:43 a.m.

LAS

YYZ

4h 18mdirect

C$ 217WestJet

Fri, 27 Mar - Sun, 29 Mar

8:00 p.m. - 10:12 p.m.

YYZ

LAS

5h 12mdirect

11:25 p.m. - 6:43 a.m.

LAS

YYZ

4h 18mdirect

C$ 219WestJet

Mon, 23 Mar - Mon, 30 Mar

10:25 a.m. - 8:39 p.m.

YTZ

LAS

13h 14m

2 stops

9:00 a.m. - 9:35 p.m.

LAS

YTZ

9h 35m

1 stop

C$ 327Air Canada

Wed, 18 Feb - Fri, 20 Feb

8:00 p.m. - 1:11 p.m.

YYZ

ONT

20h 11m

1 stop

3:28 p.m. - 6:43 a.m.

ONT

YYZ

12h 15m

1 stop

C$ 354Multiple Airlines

Fri, 27 Feb - Mon, 2 Mar

8:30 p.m. - 10:35 a.m.

YTZ

LAS

17h 05m

1 stop

11:30 a.m. - 7:52 a.m.

LAS

YTZ

17h 22m

1 stop

C$ 358Air Canada

Tue, 26 May - Thu, 28 May

8:35 p.m. - 1:26 p.m.

YYZ

ONT

19h 51m

1 stop

3:24 p.m. - 6:20 a.m.

ONT

YYZ

11h 56m

1 stop

C$ 358Multiple Airlines

Thu, 19 Feb - Sun, 22 Feb

9:50 a.m. - 12:45 p.m.

YYZ

SFO

5h 55mdirect

1:45 p.m. - 9:42 p.m.

SFO

YYZ

4h 57mdirect

C$ 376Porter Airlines

Tue, 7 Apr - Sun, 12 Apr

9:50 a.m. - 12:45 p.m.

YYZ

SFO

5h 55mdirect

1:45 p.m. - 9:42 p.m.

SFO

YYZ

4h 57mdirect

C$ 385Porter Airlines

Sat, 4 Apr - Sat, 11 Apr

American Airlines flights from Region of Ontario to California

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

American Airlines

21 Feb

YYZ6:17 p.m.Toronto Pearson Intl

9h 08m

1 stop

LAS12:25 a.m.Las Vegas Harry Reid Intl

26 Feb

LAS6:00 a.m.Las Vegas Harry Reid Intl

7h 03m

1 stop

YYZ4:03 p.m.Toronto Pearson Intl

C$ 299

American Airlines

18 Feb

YYZ11:53 a.m.Toronto Pearson Intl

13h 22m

1 stop

LAS10:15 p.m.Las Vegas Harry Reid Intl

25 Feb

LAS11:59 p.m.Las Vegas Harry Reid Intl

8h 14m

1 stop

YYZ11:13 a.m.Toronto Pearson Intl

C$ 301

American Airlines

17 Feb

YYZ6:17 p.m.Toronto Pearson Intl

7h 41m

1 stop

LAS10:58 p.m.Las Vegas Harry Reid Intl

24 Feb

LAS5:44 a.m.Las Vegas Harry Reid Intl

7h 35m

1 stop

YYZ4:19 p.m.Toronto Pearson Intl

C$ 316

Air Canada flights from Region of Ontario to California

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

Air Canada

15 Feb

YYZ8:25 p.m.Toronto Pearson Intl

5h 06m

LAS10:31 p.m.Las Vegas Harry Reid Intl

18 Feb

LAS12:30 p.m.Las Vegas Harry Reid Intl

8h 34m

1 stop

YYZ12:04 a.m.Toronto Pearson Intl

C$ 309

Air Canada

18 Feb

YTZ10:25 a.m.Toronto Island

13h 14m

2 stops

LAS8:39 p.m.Las Vegas Harry Reid Intl

20 Feb

LAS9:00 a.m.Las Vegas Harry Reid Intl

9h 35m

1 stop

YTZ9:35 p.m.Toronto Island

C$ 327

Air Canada

15 Feb

YYZ8:25 p.m.Toronto Pearson Intl

5h 06m

LAS10:31 p.m.Las Vegas Harry Reid Intl

18 Feb

LAS12:30 p.m.Las Vegas Harry Reid Intl

8h 34m

1 stop

YYZ12:04 a.m.Toronto Pearson Intl

C$ 340

Fly from

Fly to

Route

Depart

Return

Price

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sun 29/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

Las Vegas Harry Reid Intl

Wed 1/4

8:05 a.m.-11:35 p.m.

2 stops12h 30m

C$ 215

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 27/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

Las Vegas Harry Reid Intl

Sun 29/3

11:25 p.m.-6:43 a.m.

Nonstop4h 18m

C$ 216

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 27/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

Las Vegas Harry Reid Intl

Sun 29/3

11:25 p.m.-6:43 a.m.

Nonstop4h 18m

C$ 217

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 23/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

Las Vegas Harry Reid Intl

Mon 30/3

11:25 p.m.-6:43 a.m.

Nonstop4h 18m

C$ 219

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Wed 18/2

10:25 a.m.-8:39 p.m.

2 stops13h 14m

Las Vegas Harry Reid Intl

Fri 20/2

9:00 a.m.-9:35 p.m.

1 stop9h 35m

C$ 327

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Fri 27/2

8:00 p.m.-1:11 p.m.

1 stop20h 11m

Ontario

Mon 2/3

3:28 p.m.-6:43 a.m.

1 stop12h 15m

C$ 354

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Tue 26/5

8:30 p.m.-10:35 a.m.

1 stop17h 05m

Las Vegas Harry Reid Intl

Thu 28/5

11:30 a.m.-7:52 a.m.

1 stop17h 22m

C$ 358

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 19/2

8:35 p.m.-1:26 p.m.

1 stop19h 51m

Ontario

Sun 22/2

3:24 p.m.-6:20 a.m.

1 stop11h 56m

C$ 358

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 7/4

9:50 a.m.-12:45 p.m.

Nonstop5h 55m

San Francisco

Sun 12/4

1:45 p.m.-9:42 p.m.

Nonstop4h 57m

C$ 376

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 4/4

9:50 a.m.-12:45 p.m.

Nonstop5h 55m

San Francisco

Sat 11/4

1:45 p.m.-9:42 p.m.

Nonstop4h 57m

C$ 385

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 May. Flight prices, which tend to average around C$ 321, are often lower during this time because this is during the off-season. If you’re not able to fly to California in May, then September is your next best option. Flight prices from Region of Ontario to California during September average around C$ 331.

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$ 429. 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$ 541. 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$ 351. Flights to California are more costly in the afternoon, with an average ticket price of C$ 585. Departure times in the afternoon 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 Palm Springs 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$ 402 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$ 328 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 50% 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$ 248
Fastest flight time	4h 47m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from Region of Ontario in the past 72 hours is C$ 248. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is C$ 343.

The fastest flight from Region of Ontario to California takes 4h 47m

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

There are 418 airports in California. From Region of Ontario there are direct flights to 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 10 operators available for flights from Ontario to California as of February 2026.
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 (48.96% of total bookings). The next most popular plane models are Airbus A321-100/200 (18.56%), Airbus A220-300 (9.39%), and Boeing 737-800 (7.07%).

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
Flair Airlines	PriceFrom C$ 115	Free Cancellation	Rating 6.0 264 reviews	Search Flair Airlines flights
American Airlines	PriceFrom C$ 131	Free Cancellation	Rating 7.2 11,256 reviews	Search American Airlines flights
Air Canada	PriceFrom C$ 179	Free Cancellation	Rating 7.1 10,698 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 189	Free Cancellation	Rating 7.2 3,256 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 193	Free Cancellation	Rating 7.9 413 reviews	Search Porter Airlines flights
Delta	PriceFrom C$ 226	Free Cancellation	Rating 7.9 8,174 reviews	Search Delta flights
Air Transat	PriceFrom C$ 234	Free Cancellation	Rating 7.7 504 reviews	Search Air Transat flights
United Airlines	PriceFrom C$ 254	Free Cancellation	Rating 7.4 9,257 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom C$ 331	Free Cancellation	Rating 8.0 11,861 reviews	Search Alaska Airlines flights
APG Airlines	PriceFrom C$ 603	Free Cancellation	Rating 0.0 0 reviews	Search APG Airlines 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.

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Popular cities

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Complete your trip

Feeling lucky

Popular Cities in California

Flights to Fort Lauderdalefrom C$ 74

Flights to Orlandofrom C$ 164

Flights to New Yorkfrom C$ 261

Flights to Las Vegasfrom C$ 153

Flights to Los Angelesfrom C$ 157

Flights to Miamifrom C$ 327

Flights to San Franciscofrom C$ 178

Flights to Honolulufrom C$ 327

Flights to Phoenixfrom C$ 220

Flights to Tampafrom C$ 217

Flights to Chicagofrom C$ 212

Flights to Houstonfrom C$ 316

Cheap flights from Ontario to California from C$ 152

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 19/3. 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

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Find the cheapest flights from Ontario to California

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Cheap last-minute flights

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American Airlines flights from Region of Ontario to California

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

Air Canada flights from Region of Ontario to California

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

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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

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 Palm Springs 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 50% 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?

WestJet, Air Transat, and Air Canada 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 February 2026, 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 58% of daily flights taking off at noon.

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

354 flights are operational weekly from Region of Ontario to California as of February 2026. The most popular departure day for this route is Fri, with 17% 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 Ottawa or Toronto, and flying into California, then you can expect flight times to average 8h 04m and 8h 57m, 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

Region of Ontario flight routes

According to popular flight searches on momondo this year

California flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to California

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According to popular flight searches on momondo this year