What airlines fly to California?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to California from Region of Ontario according to our data. Air Canada is the first choice among our users, with 43% 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.

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

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

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

Flight times from Region of Ontario to California vary, but if you’re flying out of Ottawa and flying into Los Angeles (one of the most popular routes), then the duration is 7h 40m on average. Another popular route from Region of Ontario to California is flying from Toronto to Los Angeles, which will take roughly 8h 57m. Keep in mind that layovers or delays could extend your travel time.

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

503 flights are operational weekly from Region of Ontario to California as of September 2025. The most popular departure day for this route is Fri, with 15% of flights per week taking off on this day.

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

As of September 2025, there are 71 flights per day flying from Region of Ontario to California. The most common time of day flights depart is 10:00AM, with 51% of flights taking off at noon.

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?

The number of operators available for flights from Ontario to California is 7 as of September 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 required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$102 Cheap Flights from Ontario to California in 2025/26

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Find the cheapest flights from Ontario to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:00 am - 6:54 pmYYZ-LAX

12h 54m2 stops

7:00 am - 8:52 pmLAX-YYZ

10h 52m1 stop

$166WestJet

Find Deal

Fri, Oct 17 - Wed, Oct 22

8:00 am - 4:58 pmYYZ-LAX

11h 58m2 stops

11:50 am - 12:38 amLAX-YYZ

9h 48m1 stop

$167WestJet

Find Deal

Thu, Nov 27 - Sun, Dec 7

3:25 pm - 10:22 pmYTZ-LAS

9h 57m1 stop

11:15 pm - 11:55 amLAS-YTZ

9h 40m1 stop

$176Air Canada

Find Deal

Sat, Oct 18 - Sat, Oct 25

8:30 pm - 10:13 pmYYZ-LAS

4h 43mnonstop

11:20 pm - 6:40 amLAS-YYZ

4h 20mnonstop

$182Air Canada

Find Deal

Tue, Oct 14 - Fri, Oct 17

7:55 pm - 10:02 pmYYZ-LAS

5h 07mnonstop

12:40 pm - 7:55 pmLAS-YYZ

4h 15mnonstop

$183Porter Airlines

Find Deal

Sat, Nov 15 - Wed, Nov 19

10:15 am - 12:15 amYYZ-LAS

17h 00m2 stops

7:05 pm - 5:14 pmLAS-YYZ

19h 09m2 stops

$188United Airlines

Find Deal

Sat, Oct 11 - Wed, Oct 15

7:55 pm - 10:02 pmYYZ-LAS

5h 07mnonstop

11:05 pm - 6:20 amLAS-YYZ

4h 15mnonstop

$194Porter Airlines

Find Deal

Fri, Nov 28 - Mon, Dec 1

10:15 am - 9:47 pmYYZ-LAS

14h 32m1 stop

12:59 am - 2:30 pmLAS-YYZ

10h 31m1 stop

$200United Airlines

Find Deal

Mon, Oct 13 - Fri, Oct 17

12:55 pm - 9:36 pmYUL-LAS

11h 41m1 stop

2:05 pm - 11:21 pmLAS-YUL

6h 16m1 stop

$301Delta

Find Deal

Sat, Oct 25 - Fri, Oct 31

7:00 am - 4:11 pmYUL-LAS

12h 11m1 stop

2:05 pm - 11:21 pmLAS-YUL

6h 16m1 stop

$304Delta

Find Deal

Sat, Oct 25 - Fri, Oct 31

WestJet flights from Region of Ontario to California

Our best WestJet deals on Region of Ontario to California flight tickets

WestJet

Oct 17

YYZ9:00 amToronto Pearson Intl

12h 54m

2 stops

LAX6:54 pmLos Angeles

Oct 22

LAX7:00 amLos Angeles

10h 52m

1 stop

YYZ8:52 pmToronto Pearson Intl

$166

Find similar

WestJet

Nov 27

YYZ8:00 amToronto Pearson Intl

11h 58m

2 stops

LAX4:58 pmLos Angeles

Dec 7

LAX11:50 amLos Angeles

9h 48m

1 stop

YYZ12:38 amToronto Pearson Intl

$167

Find similar

WestJet

Dec 9

YYZ9:40 amToronto Pearson Intl

11h 52m

2 stops

LAX6:32 pmLos Angeles

Dec 16

LAX7:00 amLos Angeles

13h 38m

2 stops

YYZ11:38 pmToronto Pearson Intl

$168

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

Oct 2

YUL7:29 amMontreal Pierre Elliott Trudeau Intl

10h 47m

1 stop

LAX3:16 pmLos Angeles

Oct 5

LAX6:10 amLos Angeles

13h 47m

1 stop

YUL10:57 pmMontreal Pierre Elliott Trudeau Intl

$271

Find similar

American Airlines

Sep 29

YUL2:31 pmMontreal Pierre Elliott Trudeau Intl

10h 33m

1 stop

LAX10:04 pmLos Angeles

Oct 4

LAX12:59 amLos Angeles

11h 30m

1 stop

YUL3:29 pmMontreal Pierre Elliott Trudeau Intl

$287

Find similar

American Airlines

Feb 21

YUL2:25 pmMontreal Pierre Elliott Trudeau Intl

10h 25m

2 stops

LAS9:50 pmLas Vegas Harry Reid Intl

Feb 28

LAS11:55 pmLas Vegas Harry Reid Intl

12h 05m

1 stop

YUL3:00 pmMontreal Pierre Elliott Trudeau Intl

$306

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 10/17

9:00 am-6:54 pm

2 stops12h 54m

Los Angeles

Wed 10/22

7:00 am-8:52 pm

1 stop10h 52m

$166

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 11/27

8:00 am-4:58 pm

2 stops11h 58m

Los Angeles

Sun 12/7

11:50 am-12:38 am

1 stop9h 48m

$167

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Sat 10/18

3:25 pm-10:22 pm

1 stop9h 57m

Las Vegas Harry Reid Intl

Sat 10/25

11:15 pm-11:55 am

1 stop9h 40m

$176

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 10/14

8:30 pm-10:13 pm

Nonstop4h 43m

Las Vegas Harry Reid Intl

Fri 10/17

11:20 pm-6:40 am

Nonstop4h 20m

$182

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 11/15

7:55 pm-10:02 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Wed 11/19

12:40 pm-7:55 pm

Nonstop4h 15m

$183

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 10/11

10:15 am-12:15 am

2 stops17h 00m

Las Vegas Harry Reid Intl

Wed 10/15

7:05 pm-5:14 pm

2 stops19h 09m

$188

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 11/28

7:55 pm-10:02 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Mon 12/1

11:05 pm-6:20 am

Nonstop4h 15m

$194

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 10/13

10:15 am-9:47 pm

1 stop14h 32m

Las Vegas Harry Reid Intl

Fri 10/17

12:59 am-2:30 pm

1 stop10h 31m

$200

MontrealLas Vegas

YUL - LAS

YULLAS

Montreal Pierre Elliott Trudeau Intl

Sat 10/25

12:55 pm-9:36 pm

1 stop11h 41m

Las Vegas Harry Reid Intl

Fri 10/31

2:05 pm-11:21 pm

1 stop6h 16m

$301

MontrealLas Vegas

YUL - LAS

YULLAS

Montreal Pierre Elliott Trudeau Intl

Sat 10/25

7:00 am-4:11 pm

1 stop12h 11m

Las Vegas Harry Reid Intl

Fri 10/31

2:05 pm-11:21 pm

1 stop6h 16m

$304

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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 month of September is another great option to travel to California, with average flight prices from Region of Ontario averaging around $251.

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

The cheapest day to depart from Region of Ontario to California is on a Thursday. Travelers who choose to depart for California on a Thursday will often find tickets for as low as $274. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to California on Sunday is $339.

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

The cheapest time of day to fly to California is in the evening when flights can be purchased for as low as $219. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $372 on average. Flights to California from Region of Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $291 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 $250 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 1% 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	$162
Fastest flight time	4h 43m
Direct flights	Every day
Airports in California	2 airports

The best one-way flight to California from Region of Ontario in the past 72 hours is $162. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is $214.

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 2 airports near California: 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?
The number of operators available for flights from Ontario to California is 7 as of September 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 required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Region of Ontario to California?
Based on momondo bookings for flights between Region of Ontario and California, the leading plane model is Embraer 195 E2, making up 35.41% of the total bookings. Other popular models include Airbus A321-100/200 with 18.76%, Boeing 787-8 Dreamliner with 10.38%, and Boeing 737 MAX 8 with 9.50%.

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
Porter Airlines	PriceFrom $115	Free Cancellation	Rating 7.9 363 reviews	Search Porter Airlines flights
WestJet	PriceFrom $144	Free Cancellation	Rating 7.2 3,093 reviews	Search WestJet flights
Air Canada	PriceFrom $169	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
United Airlines	PriceFrom $171	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Delta	PriceFrom $187	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Air Transat	PriceFrom $197	Free Cancellation	Rating 7.7 438 reviews	Search Air Transat flights
American Airlines	PriceFrom $199	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to California. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to California from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

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Find better results for your trip to California

Popular cities in California

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Flights to Dallasfrom $68

Flights to Seattlefrom $69

Cheap flights from Ontario to California from $102

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 10/7. 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 and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Ontario to California

Cheap round-trip flights

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Cheap last minute flights

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WestJet flights from Region of Ontario to California

Our best WestJet 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

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

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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?

The month of September is another great option to travel to California, with average flight prices from Region of Ontario averaging around $251.

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 1% 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 Canada, and Porter Airlines are the most popular carriers operating from Ontario to California

What airlines fly to California?

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

As of September 2025, there are 71 flights per day flying from Region of Ontario to California. The most common time of day flights depart is 10:00AM, with 51% of flights taking off at noon.

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

503 flights are operational weekly from Region of Ontario to California as of September 2025. The most popular departure day for this route is Fri, with 15% of flights per week taking off on this day.

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

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