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 24m. Keep in mind that layovers or delays could extend your travel time.

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

Delta, United Airlines, and WestJet are the most popular carriers operating from Ontario to California

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 44% 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.

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

As of August 2026, there are 67 flights per day flying from Region of Ontario to California. The most common time of day flights depart is 6:00PM, with 51% of flights taking off at noon.

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

473 flights are operational weekly from Region of Ontario to California as of August 2026. The most popular departure day for this route is Sat, with 16% 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?

The number of operators available for flights from Ontario to California is 7 as of August 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 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.

$167 Cheap Flights from Ontario to California in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to California

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$268Air Transat

Sun, Nov 22 - Thu, Nov 26

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$268Air Transat

Sun, Nov 8 - Thu, Nov 12

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$268Porter Airlines

Sat, Sep 5 - Fri, Sep 11

8:00 am - 3:45 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 45m2 stops Calgary Edmonton

8:30 am - 9:15 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 45m1 stop Calgary

$268WestJet

Fri, Oct 16 - Sat, Oct 17

1:30 pm - 8:33 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 03m1 stop Calgary

8:00 am - 8:13 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 13m1 stop Calgary

$268WestJet

Wed, Jan 20 - Wed, Feb 10

12:40 pm - 6:30 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 50m1 stop Winnipeg

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$268Multiple Airlines

Mon, Oct 12 - Thu, Oct 15

8:40 pm - 10:47 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:50 am - 10:56 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 06m1 stop Montreal Pierre Elliott Trudeau Intl

$269Air Canada

Fri, Dec 11 - Sun, Dec 13

9:15 am - 11:22 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:50 am - 10:56 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 06m1 stop Montreal Pierre Elliott Trudeau Intl

$269Air Canada

Sat, Dec 12 - Sun, Dec 13

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$269Porter Airlines

Tue, Sep 8 - Tue, Sep 22

9:00 am - 3:30 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

9h 30m1 stop Calgary

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$272Multiple Airlines

Mon, Oct 19 - Thu, Oct 22

Cheap last minute flights

Enter your travel dates to find the best prices.

10:00 am - 5:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 15m1 stop Calgary

4:30 pm - 5:45 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 15m1 stop Calgary

$354WestJet

Fri, Aug 14 - Fri, Sep 11

10:00 am - 5:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 15m1 stop Calgary

1:20 pm - 5:45 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

13h 25m2 stops Vancouver Intl Calgary

$388WestJet

Fri, Aug 14 - Fri, Sep 11

9:45 am - 5:20 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 35m1 stop Detroit Metropolitan Wayne County

9:59 am - 11:03 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 04m1 stop Detroit Metropolitan Wayne County

$402Delta

Thu, Aug 13 - Thu, Aug 27

2:24 pm - 9:59 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 35m1 stop Detroit Metropolitan Wayne County

5:50 am - 3:20 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

6h 30m1 stop Detroit Metropolitan Wayne County

$402Delta

Fri, Aug 14 - Sat, Aug 29

10:00 am - 5:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 15m1 stop Calgary

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$440Multiple Airlines

Fri, Aug 14 - Fri, Sep 11

3:53 pm - 9:50 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 57m1 stop Houston George Bush Intcntl

11:51 am - 9:32 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

6h 41m1 stop Denver Intl

$443United Airlines

Thu, Aug 13 - Tue, Sep 1

7:30 am - 1:28 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 58m1 stop Newark

10:38 pm - 9:19 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

7h 41m1 stop Newark

$443United Airlines

Tue, Aug 11 - Tue, Sep 1

10:45 am - 6:59 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

11h 14m1 stop Newark

11:25 pm - 6:41 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 16mnonstop

$444Multiple Airlines

Tue, Aug 11 - Tue, Aug 11

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$450Air Transat

Tue, Aug 11 - Tue, Aug 18

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

9:45 am - 5:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$463Air Transat

Tue, Aug 11 - Mon, Aug 17

Cheap direct flights

Enter your travel dates to find the best prices.

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$268Air Transat

Sun, Nov 22 - Thu, Nov 26

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$268Air Transat

Sun, Nov 8 - Thu, Nov 12

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$268Porter Airlines

Sat, Sep 5 - Fri, Sep 11

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$269Porter Airlines

Tue, Sep 8 - Tue, Sep 22

8:35 pm - 10:24 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 49mnonstop

11:25 pm - 6:44 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$270Air Canada

Sat, Sep 5 - Sat, Sep 12

8:35 pm - 10:24 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 49mnonstop

11:25 pm - 6:44 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$270Air Canada

Sat, Sep 5 - Tue, Sep 8

9:55 am - 11:42 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$293Multiple Airlines

Wed, Sep 16 - Tue, Sep 22

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$298Multiple Airlines

Tue, Sep 8 - Thu, Sep 10

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$367American Airlines

Mon, Sep 7 - Fri, Sep 11

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$386American Airlines

Sat, Sep 5 - Fri, Sep 11

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Air Canada flights from Region of Ontario to California

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

Air Canada

Sep 5

YYZ8:35 pmToronto Pearson Intl

4h 49m

LAS10:24 pmLas Vegas Harry Reid Intl

Sep 8

LAS11:25 pmLas Vegas Harry Reid Intl

4h 19m

YYZ6:44 amToronto Pearson Intl

$270

Air Canada

Sep 8

YYZ8:35 pmToronto Pearson Intl

4h 47m

LAS10:22 pmLas Vegas Harry Reid Intl

Sep 13

LAS11:25 pmLas Vegas Harry Reid Intl

4h 19m

YYZ6:44 amToronto Pearson Intl

$273

Air Canada

Oct 3

YYZ8:35 pmToronto Pearson Intl

4h 47m

LAS10:22 pmLas Vegas Harry Reid Intl

Oct 10

LAS6:00 pmLas Vegas Harry Reid Intl

8h 23m

1 stop

YYZ5:23 amToronto Pearson Intl

$275

Porter Airlines flights from Region of Ontario to California

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

Porter Airlines

Sep 5

YYZ8:35 pmToronto Pearson Intl

4h 47m

LAS10:22 pmLas Vegas Harry Reid Intl

Sep 11

LAS11:20 pmLas Vegas Harry Reid Intl

4h 19m

YYZ6:39 amToronto Pearson Intl

$268

Porter Airlines

Sep 8

YYZ8:35 pmToronto Pearson Intl

4h 47m

LAS10:22 pmLas Vegas Harry Reid Intl

Sep 9

LAS12:45 pmLas Vegas Harry Reid Intl

4h 24m

YYZ8:09 pmToronto Pearson Intl

$272

Porter Airlines

Sep 10

YYZ8:35 pmToronto Pearson Intl

4h 47m

LAS10:22 pmLas Vegas Harry Reid Intl

Sep 15

LAS12:45 pmLas Vegas Harry Reid Intl

4h 24m

YYZ8:09 pmToronto Pearson Intl

$274

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Sun 11/22

8:30 pm-10:37 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Thu 11/26

11:35 pm-6:50 am

Nonstop4h 15m

$268

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Sun 11/8

8:30 pm-10:37 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Thu 11/12

11:35 pm-6:50 am

Nonstop4h 15m

$268

Quickest round-trip

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Sat 9/5

8:35 pm-10:22 pm

Nonstop4h 47m

Las Vegas Harry Reid Intl

Fri 9/11

11:20 pm-6:39 am

Nonstop4h 19m

$268

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Fri 10/16

8:00 am-3:45 pm

2 stops10h 45m

Las Vegas Harry Reid Intl

Sat 10/17

8:30 am-9:15 pm

1 stop9h 45m

$268

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Wed 1/20

1:30 pm-8:33 pm

1 stop10h 03m

Las Vegas Harry Reid Intl

Wed 2/10

8:00 am-8:13 pm

1 stop9h 13m

$268

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Mon 10/12

12:40 pm-6:30 pm

1 stop8h 50m

Las Vegas Harry Reid Intl

Thu 10/15

11:20 pm-6:39 am

Nonstop4h 19m

$268

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Fri 12/11

8:40 pm-10:47 pm

Nonstop5h 07m

Las Vegas Harry Reid Intl

Sun 12/13

11:50 am-10:56 pm

1 stop8h 06m

$269

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Sat 12/12

9:15 am-11:22 am

Nonstop5h 07m

Las Vegas Harry Reid Intl

Sun 12/13

11:50 am-10:56 pm

1 stop8h 06m

$269

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Tue 9/8

8:35 pm-10:22 pm

Nonstop4h 47m

Las Vegas Harry Reid Intl

Tue 9/22

12:45 pm-8:09 pm

Nonstop4h 24m

$269

TorontoLas Vegas

YYZ Toronto Pearson Intl - LAS Las Vegas Harry Reid Intl

YYZLAS

Toronto Pearson Intl

Mon 10/19

9:00 am-3:30 pm

1 stop9h 30m

Las Vegas Harry Reid Intl

Thu 10/22

11:20 pm-6:39 am

Nonstop4h 19m

$272

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 month of January is another great option to travel to California, with average flight prices from Region of Ontario averaging around $349.

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 $398. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to California on Tuesday is $489.

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 $243. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $519 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 from Ontario 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 $376 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 $330 on momondo.

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

There are 4 cabin classes available to choose from on Region of 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 10% 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	$282
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 $282. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is $374.

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 Las Vegas Harry Reid Intl (LAS).

Search flight deals

Frequently asked questions about flying from Ontario to California

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 August 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 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 43.31% of the total bookings. Other popular models include Boeing 737-800 with 13.52%, Airbus A320-100/200 with 11.49%, and Airbus A321-100/200 with 8.06%.

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 3,430 reviews	Search WestJet flights
Delta	PriceFrom $171	Free Cancellation	Rating 7.8 8,496 reviews	Search Delta flights
Air Transat	PriceFrom $197	Free Cancellation	Rating 7.8 572 reviews	Search Air Transat flights
Air Canada	PriceFrom $202	Free Cancellation	Rating 7.1 11,457 reviews	Search Air Canada flights
Porter Airlines	PriceFrom $206	Free Cancellation	Rating 8.0 453 reviews	Search Porter Airlines flights
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 10,099 reviews	Search United Airlines flights
American Airlines	PriceFrom $301	Free Cancellation	Rating 7.1 11,896 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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Popular cities in California

Flights to New Yorkfrom $69

Flights to Los Angelesfrom $59

Flights to Orlandofrom $58

Flights to Miamifrom $64

Flights to Chicagofrom $62

Flights to San Franciscofrom $60

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $73

Flights to Bostonfrom $62

Flights to Atlantafrom $46

Flights to Fort Lauderdalefrom $51

Flights to Dallasfrom $53

Cheap flights from Ontario to California from $167

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 10/17. 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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Air Canada flights from Region of Ontario to California

Our best Air Canada 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?

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?

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

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

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

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

What airlines fly to California?

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

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

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

Cheap Region of Ontario to California flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in California

Frequently asked questions about flying from 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?

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

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