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

395 flights are operational weekly from Region of Ontario to California as of December 2025. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.

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

Air Canada, WestJet, 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 Toronto and flying into Los Angeles (one of the most popular routes), then the duration is 8h 25m on average. Another popular route from Region of Ontario to California is flying from Ottawa to Los Angeles, which will take roughly 8h 34m. 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 day?

As of December 2025, there are 56 flights per day flying from Region of Ontario to California. The most common time of day flights depart is 8:00AM, with 57% of flights taking off at noon.

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 45% 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 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 December 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.

$110 Cheap Flights from Ontario to California in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:40 am - 6:13 pm

YYZ

LAS

11h 33m2 stops

11:25 pm - 6:43 am

LAS

YYZ

4h 18mnonstop

$168WestJet

Tue, Feb 24 - Sun, Mar 1

10:15 pm - 8:16 pm

YYZ

LAS

25h 01m1 stop

7:05 pm - 6:13 am

LAS

YYZ

8h 08m1 stop

$169WestJet

Sat, Feb 14 - Sat, Feb 28

10:50 pm - 8:59 am

YYZ

LAS

13h 09m1 stop

11:25 pm - 6:47 am

LAS

YYZ

4h 22mnonstop

$170WestJet

Wed, Jan 14 - Fri, Jan 23

3:30 pm - 8:39 pm

YTZ

LAS

8h 09m1 stop

9:00 am - 9:35 pm

LAS

YTZ

9h 35m1 stop

$171Air Canada

Sat, Jan 24 - Sat, Jan 31

10:30 am - 8:15 pm

YYZ

LAS

12h 45m1 stop

11:05 pm - 6:20 am

LAS

YYZ

4h 15mnonstop

$173Multiple Airlines

Sat, Jan 17 - Sat, Jan 24

7:55 pm - 10:02 pm

YYZ

LAS

5h 07mnonstop

11:25 pm - 6:47 am

LAS

YYZ

4h 22mnonstop

$176Multiple Airlines

Thu, Jan 8 - Sun, Jan 11

12:30 pm - 8:39 pm

YTZ

LAS

11h 09m1 stop

9:00 am - 9:35 pm

LAS

YTZ

9h 35m1 stop

$219Air Canada

Tue, Jan 13 - Wed, Jan 28

4:45 pm - 11:03 pm

YYZ

SFO

9h 18m1 stop

4:46 pm - 3:35 pm

SFO

YYZ

19h 49m1 stop

$287Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

6:45 am - 12:45 pm

YUL

SFO

9h 00m1 stop

1:45 pm - 12:35 am

SFO

YUL

7h 50m1 stop

$388Porter Airlines

Sun, Apr 5 - Mon, Apr 13

6:45 am - 12:45 pm

YUL

SFO

9h 00m1 stop

1:45 pm - 12:35 am

SFO

YUL

7h 50m1 stop

$395Porter Airlines

Wed, Apr 1 - Sun, Apr 5

Delta flights from Region of Ontario to California

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

Delta

Jan 9

YYZ6:00 amToronto Pearson Intl

7h 57m

1 stop

LAX10:57 amLos Angeles

Jan 15

LAX1:15 pmLos Angeles

6h 26m

1 stop

YYZ10:41 pmToronto Pearson Intl

$269

Find similar

Delta

Feb 10

YYZ12:12 pmToronto Pearson Intl

9h 39m

1 stop

LAX6:51 pmLos Angeles

Mar 18

LAX12:21 pmLos Angeles

7h 17m

1 stop

YYZ10:38 pmToronto Pearson Intl

$274

Find similar

Delta

Feb 15

YYZ5:15 pmToronto Pearson Intl

8h 45m

1 stop

LAX11:00 pmLos Angeles

Feb 28

LAX9:55 pmLos Angeles

10h 12m

1 stop

YYZ11:07 amToronto Pearson Intl

$284

Find similar

Porter Airlines flights from Region of Ontario to California

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

Porter Airlines

Jan 7

YYZ9:35 amToronto Pearson Intl

5h 07m

LAS11:42 amLas Vegas Harry Reid Intl

Jan 14

LAS12:40 pmLas Vegas Harry Reid Intl

4h 15m

YYZ7:55 pmToronto Pearson Intl

$197

Find similar

Porter Airlines

Jan 7

YYZ9:35 amToronto Pearson Intl

5h 07m

LAS11:42 amLas Vegas Harry Reid Intl

Jan 14

LAS12:40 pmLas Vegas Harry Reid Intl

4h 15m

YYZ7:55 pmToronto Pearson Intl

$201

Find similar

Porter Airlines

Jan 7

YYZ9:35 amToronto Pearson Intl

5h 07m

LAS11:42 amLas Vegas Harry Reid Intl

Jan 14

LAS12:40 pmLas Vegas Harry Reid Intl

4h 15m

YYZ7:55 pmToronto Pearson Intl

$204

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 2/24

9:40 am-6:13 pm

2 stops11h 33m

Las Vegas Harry Reid Intl

Sun 3/1

11:25 pm-6:43 am

Nonstop4h 18m

$168

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 2/14

10:15 pm-8:16 pm

1 stop25h 01m

Las Vegas Harry Reid Intl

Sat 2/28

7:05 pm-6:13 am

1 stop8h 08m

$169

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 1/14

10:50 pm-8:59 am

1 stop13h 09m

Las Vegas Harry Reid Intl

Fri 1/23

11:25 pm-6:47 am

Nonstop4h 22m

$170

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Sat 1/24

3:30 pm-8:39 pm

1 stop8h 09m

Las Vegas Harry Reid Intl

Sat 1/31

9:00 am-9:35 pm

1 stop9h 35m

$171

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 1/17

10:30 am-8:15 pm

1 stop12h 45m

Las Vegas Harry Reid Intl

Sat 1/24

11:05 pm-6:20 am

Nonstop4h 15m

$173

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Thu 1/8

7:55 pm-10:02 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Sun 1/11

11:25 pm-6:47 am

Nonstop4h 22m

$176

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Tue 1/13

12:30 pm-8:39 pm

1 stop11h 09m

Las Vegas Harry Reid Intl

Wed 1/28

9:00 am-9:35 pm

1 stop9h 35m

$219

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 1/13

4:45 pm-11:03 pm

1 stop9h 18m

San Francisco

Tue 1/20

4:46 pm-3:35 pm

1 stop19h 49m

$287

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:45 am-12:45 pm

1 stop9h 00m

San Francisco

Mon 4/13

1:45 pm-12:35 am

1 stop7h 50m

$388

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 4/1

6:45 am-12:45 pm

1 stop9h 00m

San Francisco

Sun 4/5

1:45 pm-12:35 am

1 stop7h 50m

$395

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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 $242.

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 Friday. Travelers who choose to depart for California on a Friday will often find tickets for as low as $283. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to California on Monday is $341.

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 $212. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $430 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 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 $289 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 $245 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?

No. A direct flight is the cheapest option for a flight between 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	$135
Fastest flight time	4h 50m
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 $135. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is $222.

The fastest flight from Region of Ontario to California takes 4h 50m

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 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 December 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 48.64% of the total bookings. Other popular models include Airbus A321-100/200 with 20.24%, Airbus A220-300 with 8.85%, and Boeing 737 MAX 8 with 6.92%.

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
WestJet	PriceFrom $118	Free Cancellation	Rating 7.2 3,208 reviews	Search WestJet flights
Porter Airlines	PriceFrom $142	Free Cancellation	Rating 8.0 399 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $167	Free Cancellation	Rating 7.1 10,549 reviews	Search Air Canada flights
United Airlines	PriceFrom $171	Free Cancellation	Rating 7.4 9,099 reviews	Search United Airlines flights
Delta	PriceFrom $176	Free Cancellation	Rating 7.9 8,021 reviews	Search Delta flights
Air Transat	PriceFrom $182	Free Cancellation	Rating 7.8 484 reviews	Search Air Transat flights
American Airlines	PriceFrom $199	Free Cancellation	Rating 7.2 11,050 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

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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Find better results for your trip to California

Popular cities in California

Flights to New Yorkfrom $45

Flights to Los Angelesfrom $38

Flights to Miamifrom $49

Flights to Chicagofrom $44

Flights to Orlandofrom $29

Flights to San Franciscofrom $49

Flights to Las Vegasfrom $39

Flights to Washington, D.C.from $58

Flights to Bostonfrom $51

Flights to Atlantafrom $46

Flights to Dallasfrom $51

Flights to Seattlefrom $62

Region of Ontario flight routes

Flights from Toronto Pearson Intl to Nashville Intl

Flights from Toronto Pearson Intl to Fort Myers SW Florida Intl

Flights from Hamilton to Fort Lauderdale

Flights from Toronto Pearson Intl to Las Vegas Harry Reid Intl

Flights from Toronto Island to Washington, D.C. Dulles Intl

Flights from Toronto Pearson Intl to Palm Springs

Cheap flights from Ontario to California from $110

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 2/18. 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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Delta flights from Region of Ontario to California

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

Porter Airlines flights from Region of Ontario to California

Our best Porter 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.

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?

The month of September is another great option to travel to California, with average flight prices from Region of Ontario averaging around $242.

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?

No. A direct flight is the cheapest option for a flight between Region of Ontario to California.

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

Air Canada, WestJet, 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 December 2025, there are 56 flights per day flying from Region of Ontario to California. The most common time of day flights depart is 8:00AM, with 57% of flights taking off at noon.

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

395 flights are operational weekly from Region of Ontario to California as of December 2025. 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?

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