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Cheap flights from Ontario to California from C$ 149

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 23/11. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
WestJet Logo
11:25 p.m. - 6:47 a.m.LAS-YYZ
4h 22mdirect
C$ 232WestJet
Find Deal
jue., 8 ene. - lun., 12 ene.
WestJet Logo
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
WestJet Logo
11:25 p.m. - 6:47 a.m.LAS-YYZ
4h 22mdirect
C$ 233WestJet
Find Deal
lun., 19 ene. - jue., 22 ene.
WestJet Logo
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
WestJet Logo
11:25 p.m. - 6:47 a.m.LAS-YYZ
4h 22mdirect
C$ 236WestJet
Find Deal
jue., 15 ene. - lun., 19 ene.
Porter Airlines Logo
7:55 p.m. - 10:02 p.m.YYZ-LAS
5h 07mdirect
Porter Airlines Logo
11:05 p.m. - 6:20 a.m.LAS-YYZ
4h 15mdirect
C$ 246Porter Airlines
Find Deal
lun., 12 ene. - lun., 19 ene.
Porter Airlines Logo
9:35 a.m. - 11:42 a.m.YYZ-LAS
5h 07mdirect
Porter Airlines Logo
12:40 p.m. - 7:55 p.m.LAS-YYZ
4h 15mdirect
C$ 247Porter Airlines
Find Deal
jue., 5 mar. - mar., 10 mar.
Air Canada Logo
7:00 a.m. - 3:59 p.m.YYZ-LAS
11h 59m1 stop
Air Canada Logo
11:30 p.m. - 6:42 a.m.LAS-YYZ
4h 12mdirect
C$ 290Air Canada
Find Deal
mar., 17 feb. - mar., 24 feb.
Air Canada Logo
9:15 a.m. - 11:20 a.m.YYZ-LAS
5h 05mdirect
Air Canada Logo
11:30 p.m. - 6:42 a.m.LAS-YYZ
4h 12mdirect
C$ 306Air Canada
Find Deal
sáb., 29 nov. - mar., 2 dic.
Air Transat Logo
10:00 a.m. - 12:36 p.m.YYZ-LAX
5h 36mdirect
Air Transat Logo
1:40 p.m. - 9:23 p.m.LAX-YYZ
4h 43mdirect
C$ 381Air Transat
Find Deal
jue., 4 dic. - jue., 11 dic.
United Airlines Logo
2:17 p.m. - 9:52 p.m.YOW-LAS
10h 35m1 stop
United Airlines Logo
11:59 p.m. - 10:26 a.m.LAS-YOW
7h 27m1 stop
C$ 402United Airlines
Find Deal
dom., 14 dic. - dom., 14 dic.
United Airlines Logo
5:14 p.m. - 9:58 p.m.YOW-LAS
7h 44m1 stop
United Airlines Logo
11:59 p.m. - 10:26 a.m.LAS-YOW
7h 27m1 stop
C$ 409United Airlines
Find Deal
mié., 3 dic. - mar., 9 dic.

Air Transat flights from Region of Ontario to California

Our best Air Transat deals on Region of Ontario to California flight tickets
Air Transat
4 Dec
YYZ10:00 a.m.Toronto Pearson Intl
5h 36m
LAX12:36 p.m.Los Angeles
11 Dec
LAX1:40 p.m.Los Angeles
4h 43m
YYZ9:23 p.m.Toronto Pearson Intl
C$ 381
Find similar
Air Transat
7 Nov
YYZ7:55 p.m.Toronto Pearson Intl
5h 07m
LAS10:02 p.m.Las Vegas Harry Reid Intl
20 Nov
LAS11:05 p.m.Las Vegas Harry Reid Intl
4h 15m
YYZ6:20 a.m.Toronto Pearson Intl
C$ 684
Find similar
Air Transat
7 Nov
YYZ9:35 a.m.Toronto Pearson Intl
5h 07m
LAS11:42 a.m.Las Vegas Harry Reid Intl
15 Nov
LAS3:45 p.m.Las Vegas Harry Reid Intl
4h 15m
YYZ11:00 p.m.Toronto Pearson Intl
C$ 704
Find similar

Air Canada flights from Region of Ontario to California

Our best Air Canada deals on Region of Ontario to California flight tickets
Air Canada
17 Feb
YYZ7:00 a.m.Toronto Pearson Intl
11h 59m
1 stop
LAS3:59 p.m.Las Vegas Harry Reid Intl
24 Feb
LAS11:30 p.m.Las Vegas Harry Reid Intl
4h 12m
YYZ6:42 a.m.Toronto Pearson Intl
C$ 290
Find similar
Air Canada
29 Nov
YYZ9:15 a.m.Toronto Pearson Intl
5h 05m
LAS11:20 a.m.Las Vegas Harry Reid Intl
2 Dec
LAS11:30 p.m.Las Vegas Harry Reid Intl
4h 12m
YYZ6:42 a.m.Toronto Pearson Intl
C$ 306
Find similar
Air Canada
4 Dec
YYZ4:55 p.m.Toronto Pearson Intl
5h 32m
LAX7:27 p.m.Los Angeles
10 Dec
LAX11:35 a.m.Los Angeles
4h 40m
YYZ7:15 p.m.Toronto Pearson Intl
C$ 310
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 30 octubre 2025.
Use the filters below to find and compare flights from Ontario to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

jue. 8/1

8:00 p.m.-10:09 p.m.

Nonstop5h 09m

Las Vegas Harry Reid Intl

lun. 12/1

11:25 p.m.-6:47 a.m.

Nonstop4h 22m

C$ 232

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

lun. 19/1

8:00 p.m.-10:09 p.m.

Nonstop5h 09m

Las Vegas Harry Reid Intl

jue. 22/1

11:25 p.m.-6:47 a.m.

Nonstop4h 22m

C$ 233

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

jue. 15/1

8:00 p.m.-10:09 p.m.

Nonstop5h 09m

Las Vegas Harry Reid Intl

lun. 19/1

11:25 p.m.-6:47 a.m.

Nonstop4h 22m

C$ 236

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

lun. 12/1

7:55 p.m.-10:02 p.m.

Nonstop5h 07m

Las Vegas Harry Reid Intl

lun. 19/1

11:05 p.m.-6:20 a.m.

Nonstop4h 15m

C$ 246

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

jue. 5/3

9:35 a.m.-11:42 a.m.

Nonstop5h 07m

Las Vegas Harry Reid Intl

mar. 10/3

12:40 p.m.-7:55 p.m.

Nonstop4h 15m

C$ 247

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

mar. 17/2

7:00 a.m.-3:59 p.m.

1 stop11h 59m

Las Vegas Harry Reid Intl

mar. 24/2

11:30 p.m.-6:42 a.m.

Nonstop4h 12m

C$ 290

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

sáb. 29/11

9:15 a.m.-11:20 a.m.

Nonstop5h 05m

Las Vegas Harry Reid Intl

mar. 2/12

11:30 p.m.-6:42 a.m.

Nonstop4h 12m

C$ 306

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

jue. 4/12

10:00 a.m.-12:36 p.m.

Nonstop5h 36m

Los Angeles

jue. 11/12

1:40 p.m.-9:23 p.m.

Nonstop4h 43m

C$ 381

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 14/12

2:17 p.m.-9:52 p.m.

1 stop10h 35m

Las Vegas Harry Reid Intl

dom. 14/12

11:59 p.m.-10:26 a.m.

1 stop7h 27m

C$ 402

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 3/12

5:14 p.m.-9:58 p.m.

1 stop7h 44m

Las Vegas Harry Reid Intl

mar. 9/12

11:59 p.m.-10:26 a.m.

1 stop7h 27m

C$ 409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The cheapest month to fly to California from Region of Ontario is in May. Flight prices, which tend to average around C$ 339, 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$ 341.

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$ 443. 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$ 527. 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$ 340. Flights to California are more costly at noon, with an average ticket price of C$ 651. 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$ 404 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$ 341 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 27% 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$ 215

Fastest flight time

5h 05m

Direct flights

Every day

Airports in California

1 airport
The best one-way flight to California from Region of Ontario in the past 72 hours is C$ 215. The best round-trip flight deal from Region of Ontario to California found on momondo in the last 72 hours is C$ 383.
The fastest flight from Region of Ontario to California takes 5h 05m
Direct flights go from Region of Ontario to California every day.
There is 1 airport near California: 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?

  • 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?

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 AirlinesPriceFrom C$ 134Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights
WestJetPriceFrom C$ 199Free CancellationRating
7.2
3,152 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 203Free CancellationRating
7.1
10,383 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 226Free CancellationRating
8.0
384 reviews
Search Porter Airlines flights
DeltaPriceFrom C$ 231Free CancellationRating
7.9
7,998 reviews
Search Delta flights
Air TransatPriceFrom C$ 241Free CancellationRating
7.8
469 reviews
Search Air Transat flights
United AirlinesPriceFrom C$ 289Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom C$ 339Free CancellationRating
8.0
11,220 reviews
Search Alaska Airlines flights
APG AirlinesPriceFrom C$ 616Free CancellationRating
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.

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