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Cheap flights from California to Ontario from C$ 78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Ontario departing on 9/12. 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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Find the cheapest flights from California to Ontario

Cheap round-trip flights

These are some of the best round-trip flight deals from California to Ontario that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to Ontario.

Cheap last-minute flights

Planning a quick getaway from California to Ontario? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Ontario, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from California to Ontario

Find recent round-trip train or bus tickets from California to Ontario.

All round-trip flight deals to Ontario

The cheapest plane tickets to Ontario found on KAYAK recently.
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 251WestJet
Find Deal
Wed, 15 Jan - Wed, 22 Jan
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 253WestJet
Find Deal
Mon, 13 Jan - Wed, 22 Jan
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
2:00 p.m. - 8:30 p.m.YYZ-LAS
9h 30m1 stop
C$ 260
Find Deal
Mon, 13 Jan - Wed, 22 Jan
10:35 p.m. - 5:55 a.m.LAS-YYZ
4h 20mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 279
Find Deal
Fri, 17 Jan - Mon, 20 Jan
2:05 p.m. - 9:50 p.m.SAN-YYZ
4h 45mdirect
10:20 a.m. - 1:05 p.m.YYZ-SAN
5h 45mdirect
C$ 314Porter Airlines
Find Deal
Fri, 10 Jan - Fri, 17 Jan
7:35 a.m. - 3:16 p.m.LAX-YYZ
4h 41mdirect
9:30 a.m. - 12:08 p.m.YYZ-LAX
5h 38mdirect
C$ 314Porter Airlines
Find Deal
Wed, 11 Dec - Fri, 13 Dec
8:49 p.m. - 6:36 a.m.SAN-YYZ
6h 47m1 stop
9:25 a.m. - 12:03 p.m.YYZ-SAN
5h 38mdirect
C$ 345United Airlines
Find Deal
Sat, 14 Dec - Tue, 17 Dec
6:52 p.m. - 9:58 a.m.SAN-YYZ
12h 06m2 stops
9:25 a.m. - 12:03 p.m.YYZ-SAN
5h 38mdirect
C$ 352United Airlines
Find Deal
Sat, 14 Dec - Tue, 17 Dec
12:08 p.m. - 10:34 p.m.SAN-YYZ
7h 26m1 stop
6:15 a.m. - 3:22 p.m.YYZ-SAN
12h 07m2 stops
C$ 356British Airways
Find Deal
Thu, 23 Jan - Tue, 28 Jan
4:30 p.m. - 10:19 a.m.SAN-YYZ
14h 49m2 stops
5:10 p.m. - 10:04 p.m.YYZ-SAN
7h 54m1 stop
C$ 378British Airways
Find Deal
Fri, 10 Jan - Fri, 17 Jan
9:05 p.m. - 5:20 p.m.LAS-YYZ
17h 15m1 stop
C$ 78
Find Deal
Mon, 9 Dec
11:24 a.m. - 5:20 p.m.SFO-YYZ
26h 56m1 stop
C$ 96
Find Deal
Mon, 9 Dec
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
C$ 110WestJet
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Wed, 11 Dec
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
C$ 112WestJet
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Wed, 11 Dec
7:35 a.m. - 3:16 p.m.LAX-YYZ
4h 41mdirect
C$ 119Porter Airlines
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Thu, 12 Dec
7:35 a.m. - 3:16 p.m.LAX-YYZ
4h 41mdirect
C$ 120Porter Airlines
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Thu, 12 Dec
12:55 p.m. - 8:45 p.m.SAN-YYZ
4h 50mdirect
C$ 133United Airlines
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Thu, 12 Dec
7:00 a.m. - 4:27 p.m.SAN-YYZ
6h 27m1 stop
C$ 147United Airlines
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Thu, 12 Dec
11:55 p.m. - 7:00 a.m.LAS-YYZ
4h 05mdirect
C$ 148Air Canada
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Mon, 9 Dec
11:55 p.m. - 7:00 a.m.LAS-YYZ
4h 05mdirect
C$ 149Air Canada
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Mon, 9 Dec
9:59 p.m. - 6:46 a.m.SJC-YYZ
29h 47m1 stop
8:00 p.m. - 4:23 p.m.YYZ-SJC
23h 23m1 stop
C$ 440
Find Deal
Tue, 26 Nov - Wed, 8 Jan
10:11 p.m. - 6:46 a.m.SFO-YYZ
29h 35m1 stop
8:00 p.m. - 7:14 a.m.YYZ-SFO
14h 14m1 stop
C$ 450
Find Deal
Tue, 26 Nov - Wed, 8 Jan
2:05 p.m. - 6:00 a.m.LAS-YYZ
12h 55m2 stops
10:00 a.m. - 5:40 p.m.YYZ-LAS
10h 40m1 stop
C$ 454WestJet
Find Deal
Sat, 23 Nov - Mon, 25 Nov
2:05 p.m. - 6:00 a.m.LAS-YYZ
12h 55m2 stops
1:50 p.m. - 8:51 p.m.YYZ-LAS
10h 01m1 stop
C$ 485WestJet
Find Deal
Sat, 23 Nov - Tue, 26 Nov
12:52 a.m. - 11:06 a.m.LAS-YYZ
7h 14m1 stop
5:04 p.m. - 9:50 p.m.YYZ-LAS
7h 46m1 stop
C$ 501Delta
Find Deal
Tue, 26 Nov - Sat, 30 Nov
9:00 a.m. - 10:36 p.m.LAX-YYZ
10h 36m1 stop
12:21 p.m. - 5:12 p.m.YYZ-LAX
7h 51m1 stop
C$ 501Delta
Find Deal
Tue, 26 Nov - Thu, 28 Nov
6:00 a.m. - 4:19 p.m.LAX-YYZ
7h 19m1 stop
6:20 p.m. - 11:04 p.m.YYZ-LAX
7h 44m1 stop
C$ 526American Airlines
Find Deal
Tue, 26 Nov - Tue, 26 Nov
1:15 p.m. - 12:30 a.m.LAX-YUL
8h 15m1 stop
2:35 p.m. - 8:08 p.m.YUL-LAX
8h 33m1 stop
C$ 532Porter Airlines
Find Deal
Tue, 26 Nov - Wed, 4 Dec
12:45 a.m. - 1:00 p.m.LAX-YYZ
9h 15m1 stop
1:10 p.m. - 11:17 p.m.YYZ-LAX
13h 07m1 stop
C$ 580American Airlines
Find Deal
Tue, 26 Nov - Tue, 31 Dec
10:35 p.m. - 5:55 a.m.LAS-YYZ
4h 20mdirect
7:25 p.m. - 9:28 p.m.YYZ-LAS
5h 03mdirect
C$ 647Porter Airlines
Find Deal
Tue, 26 Nov - Sat, 30 Nov
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 251WestJet
Find Deal
Wed, 15 Jan - Wed, 22 Jan
11:25 p.m. - 6:46 a.m.LAS-YYZ
4h 21mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 253WestJet
Find Deal
Mon, 13 Jan - Wed, 22 Jan
10:35 p.m. - 5:55 a.m.LAS-YYZ
4h 20mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 279
Find Deal
Fri, 17 Jan - Mon, 20 Jan
10:35 p.m. - 5:55 a.m.LAS-YYZ
4h 20mdirect
8:00 p.m. - 10:09 p.m.YYZ-LAS
5h 09mdirect
C$ 285
Find Deal
Mon, 13 Jan - Wed, 22 Jan
7:35 a.m. - 3:16 p.m.LAX-YYZ
4h 41mdirect
9:30 a.m. - 12:08 p.m.YYZ-LAX
5h 38mdirect
C$ 314Porter Airlines
Find Deal
Wed, 11 Dec - Fri, 13 Dec
1:15 p.m. - 9:00 p.m.LAX-YYZ
4h 45mdirect
5:30 p.m. - 8:12 p.m.YYZ-LAX
5h 42mdirect
C$ 321Porter Airlines
Find Deal
Tue, 14 Jan - Sun, 26 Jan
11:55 p.m. - 7:00 a.m.LAS-YYZ
4h 05mdirect
8:30 p.m. - 10:21 p.m.YYZ-LAS
4h 51mdirect
C$ 358Air Canada
Find Deal
Tue, 3 Dec - Thu, 5 Dec
12:55 p.m. - 8:45 p.m.SAN-YYZ
4h 50mdirect
9:25 a.m. - 12:03 p.m.YYZ-SAN
5h 38mdirect
C$ 362United Airlines
Find Deal
Fri, 24 Jan - Fri, 31 Jan
11:55 p.m. - 7:00 a.m.LAS-YYZ
4h 05mdirect
8:30 p.m. - 10:37 p.m.YYZ-LAS
5h 07mdirect
C$ 364Air Canada
Find Deal
Mon, 9 Dec - Thu, 12 Dec
10:55 p.m. - 6:36 a.m.LAX-YYZ
4h 41mdirect
6:55 p.m. - 9:25 p.m.YYZ-LAX
5h 30mdirect
C$ 425United Airlines
Find Deal
Wed, 4 Dec - Wed, 11 Dec

WestJet flights from California to Region of Ontario

Our best WestJet deals on California to Region of Ontario flight tickets
WestJet
15 Jan
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 21m
YYZ6:46 a.m.Toronto Pearson Intl
22 Jan
YYZ8:00 p.m.Toronto Pearson Intl
5h 09m
LAS10:09 p.m.Las Vegas Harry Reid Intl
WestJet
13 Jan
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 21m
YYZ6:46 a.m.Toronto Pearson Intl
22 Jan
YYZ8:00 p.m.Toronto Pearson Intl
5h 09m
LAS10:09 p.m.Las Vegas Harry Reid Intl
WestJet
16 Jan
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 21m
YYZ6:46 a.m.Toronto Pearson Intl
22 Jan
YYZ8:00 p.m.Toronto Pearson Intl
5h 09m
LAS10:09 p.m.Las Vegas Harry Reid Intl

Porter Airlines flights from California to Region of Ontario

Our best Porter Airlines deals on California to Region of Ontario flight tickets
Porter Airlines
10 Jan
SAN2:05 p.m.San Diego
4h 45m
YYZ9:50 p.m.Toronto Pearson Intl
17 Jan
YYZ10:20 a.m.Toronto Pearson Intl
5h 45m
SAN1:05 p.m.San Diego
Porter Airlines
9 Jan
LAX7:35 a.m.Los Angeles
4h 51m
YYZ3:26 p.m.Toronto Pearson Intl
15 Jan
YYZ5:30 p.m.Toronto Pearson Intl
5h 42m
LAX8:12 p.m.Los Angeles
Porter Airlines
9 Jan
LAX1:15 p.m.Los Angeles
4h 45m
YYZ9:00 p.m.Toronto Pearson Intl
15 Jan
YYZ9:30 a.m.Toronto Pearson Intl
5h 42m
LAX12:12 p.m.Los Angeles

See travel insights to Ontario from

How to get the cheapest flight ticket from California to Region of Ontario

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 day to depart on your flight to Region of Ontario?

The cheapest day to depart from California to Region of Ontario is on a Thursday. Travellers who choose to depart for Region of Ontario on a Thursday will often find tickets for as low as C$ 441. The most expensive day to fly to Region of Ontario is Saturday, with ticket prices averaging around C$ 517.

What is the cheapest California to Ontario flight route?

Fly from San Diego to Toronto Pearson Intl for the best California - Ontario flight prices

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

There are 4 cabin classes available to choose from on California to Ontario 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 California to Region of Ontario flights?

You could potentially save up to 29% on your flight if you consider stops on a California to Region of Ontario flight.

Cheap California to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Region of Ontario

Best price found

C$ 78

Fastest flight time

4h 05m

Direct flights

Every day

Airports in Region of Ontario

1 airport
The best one-way flight to Region of Ontario from California in the past 72 hours is C$ 78. The best round-trip flight deal from California to Region of Ontario found on momondo in the last 72 hours is C$ 251.
The fastest flight from California to Region of Ontario takes 4h 05m
Direct flights go from California to Region of Ontario every day.
There is 1 airport near Region of Ontario: Toronto Pearson Intl (YYZ)

  • When did momondo last update prices for flights from California to Ontario?

    Prices for flights from California to Ontario refresh daily.

  • How many operators does momondo search for flights from California to Ontario?

  • How old do you have to be to fly from California to Ontario?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The travel and health documents you'll need for your trip to Ontario 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 Ontario. 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 California to Region of Ontario?


Best airlines flying from California to Region of Ontario

Compare and see reviews for airlines that fly from California to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 203Free CancellationRating
7.8
288 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 226Free CancellationRating
7.0
8,246 reviews
Search Air Canada flights
Lynx AirPriceFrom C$ 241Free CancellationRating
5.9
48 reviews
Search Lynx Air flights
WestJetPriceFrom C$ 249Free CancellationRating
7.3
2,811 reviews
Search WestJet flights
Air TransatPriceFrom C$ 300Free CancellationRating
7.8
389 reviews
Search Air Transat flights
American AirlinesPriceFrom C$ 340Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom C$ 390Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find California to Ontario 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 Ontario that suits you.

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

Yes. momondo allows you to filter the results for California to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from California to Ontario?

momondo helps you find the best flight between California and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from California to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from California and alert you when they change.


An easier way to manage your Region of Ontario trip

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Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo