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Cheap flights from Los Angeles to Ontario from $117

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Ontario departing on 2/10. 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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0 bags

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Find the cheapest flights from Los Angeles to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
WestJet Logo
10:30 am - 7:52 pm
YYZ
-
LAX
12h 22m1 stop
$221WestJet
Thu, Jan 22 - Fri, Feb 6
WestJet Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
WestJet Logo
10:30 am - 7:52 pm
YYZ
-
LAX
12h 22m1 stop
$222WestJet
Fri, Jan 30 - Fri, Feb 6
WestJet Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
WestJet Logo
12:30 pm - 10:03 pm
YYZ
-
LAX
12h 33m2 stops
$223WestJet
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
4:07 pm - 6:58 am
LAX
-
YYZ
11h 51m2 stops
Multiple Airlines Logo
10:30 am - 7:50 pm
YYZ
-
LAX
12h 20m1 stop
$224Multiple Airlines
Fri, Jan 16 - Fri, Jan 23
WestJet Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
WestJet Logo
9:40 am - 6:32 pm
YYZ
-
LAX
11h 52m2 stops
$225WestJet
Thu, Jan 15 - Tue, Jan 20
Multiple Airlines Logo
5:01 pm - 6:47 am
LAX
-
YYZ
10h 46m1 stop
Multiple Airlines Logo
8:00 pm - 8:20 am
YYZ
-
LAX
15h 20m1 stop
$226Multiple Airlines
Sun, Jan 11 - Sun, Jan 18
Porter Airlines Logo
1:40 pm - 12:35 am
LAX
-
YUL
7h 55m1 stop
Porter Airlines Logo
6:45 am - 12:36 pm
YUL
-
LAX
8h 51m1 stop
$288Porter Airlines
Tue, Jan 13 - Tue, Jan 20
Porter Airlines Logo
1:40 pm - 12:43 am
LAX
-
YOW
8h 03m1 stop
Porter Airlines Logo
6:45 am - 12:36 pm
YOW
-
LAX
8h 51m1 stop
$299Porter Airlines
Tue, Jan 13 - Tue, Jan 20
Air Canada Logo
11:30 am - 11:55 pm
LAX
-
YQT
9h 25m1 stop
Air Canada Logo
11:05 am - 10:00 pm
YQT
-
LAX
13h 55m2 stops
$322Air Canada
Thu, Jan 22 - Mon, Jan 26
Air Canada Logo
6:10 pm - 10:05 am
LAX
-
YQT
12h 55m2 stops
Air Canada Logo
11:05 am - 10:00 pm
YQT
-
LAX
13h 55m2 stops
$327Air Canada
Thu, Jan 22 - Mon, Jan 26

WestJet flights from Los Angeles to Region of Ontario

Our best WestJet deals on Los Angeles to Region of Ontario flight tickets
WestJet
Jan 22
LAX11:50 amLos Angeles
9h 48m
1 stop
YYZ12:38 amToronto Pearson Intl
Feb 6
YYZ10:30 amToronto Pearson Intl
12h 22m
1 stop
LAX7:52 pmLos Angeles
$221
Find similar
WestJet
Jan 30
LAX11:50 amLos Angeles
9h 48m
1 stop
YYZ12:38 amToronto Pearson Intl
Feb 6
YYZ10:30 amToronto Pearson Intl
12h 22m
1 stop
LAX7:52 pmLos Angeles
$222
Find similar
WestJet
Jan 14
LAX11:50 amLos Angeles
9h 48m
1 stop
YYZ12:38 amToronto Pearson Intl
Jan 21
YYZ12:30 pmToronto Pearson Intl
12h 33m
2 stops
LAX10:03 pmLos Angeles
$223
Find similar

Porter Airlines flights from Los Angeles to Region of Ontario

Our best Porter Airlines deals on Los Angeles to Region of Ontario flight tickets
Porter Airlines
Jan 30
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
Feb 3
YYZ10:00 amToronto Pearson Intl
5h 36m
LAX12:36 pmLos Angeles
$244
Find similar
Porter Airlines
Jan 27
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
Feb 10
YYZ10:00 amToronto Pearson Intl
5h 36m
LAX12:36 pmLos Angeles
$245
Find similar
Porter Airlines
Jan 28
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
Feb 8
YYZ10:00 amToronto Pearson Intl
5h 36m
LAX12:36 pmLos Angeles
$246
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Region of Ontario 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 832,500 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Los Angeles to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 1/22

11:50 am-12:38 am

1 stop9h 48m

Toronto Pearson Intl

Fri 2/6

10:30 am-7:52 pm

1 stop12h 22m

$221

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 1/30

11:50 am-12:38 am

1 stop9h 48m

Toronto Pearson Intl

Fri 2/6

10:30 am-7:52 pm

1 stop12h 22m

$222

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Wed 1/14

11:50 am-12:38 am

1 stop9h 48m

Toronto Pearson Intl

Wed 1/21

12:30 pm-10:03 pm

2 stops12h 33m

$223

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 1/16

4:07 pm-6:58 am

2 stops11h 51m

Toronto Pearson Intl

Fri 1/23

10:30 am-7:50 pm

1 stop12h 20m

$224

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 1/15

11:50 am-12:38 am

1 stop9h 48m

Toronto Pearson Intl

Tue 1/20

9:40 am-6:32 pm

2 stops11h 52m

$225

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sun 1/11

5:01 pm-6:47 am

1 stop10h 46m

Toronto Pearson Intl

Sun 1/18

8:00 pm-8:20 am

1 stop15h 20m

$226

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Tue 1/13

1:40 pm-12:35 am

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 1/20

6:45 am-12:36 pm

1 stop8h 51m

$288

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 1/13

1:40 pm-12:43 am

1 stop8h 03m

Ottawa

Tue 1/20

6:45 am-12:36 pm

1 stop8h 51m

$299

Los AngelesThunder Bay

LAX - YQT

LAXYQT

Los Angeles

Thu 1/22

11:30 am-11:55 pm

1 stop9h 25m

Thunder Bay

Mon 1/26

11:05 am-10:00 pm

2 stops13h 55m

$322

Los AngelesThunder Bay

LAX - YQT

LAXYQT

Los Angeles

Thu 1/22

6:10 pm-10:05 am

2 stops12h 55m

Thunder Bay

Mon 1/26

11:05 am-10:00 pm

2 stops13h 55m

$327

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 Ontario from

How to get the cheapest flight ticket from Los Angeles 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 month to fly to Region of Ontario?

The month of May is, on average, the cheapest month to fly to Region of Ontario from Los Angeles, with most prices found around $265. If you aren’t able to travel during the month of May, then book flights to Region of Ontario from Los Angeles during June instead. Flights to Region of Ontario in June, while not as cheap as those in May, still average around $274.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Thursday is the cheapest day to fly to Region of Ontario from Los Angeles. The lowest ticket price found for a Thursday departure recently was $369. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Los Angeles to Region of Ontario on a Sunday will generally be more expensive and average around $595. 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 Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from Los Angeles to Region of Ontario at noon for as low as $308. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $595.

What is the cheapest Los Angeles to Ontario flight route?

Fly from Los Angeles to Toronto Pearson Intl for the best Los Angeles - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Los Angeles for as low as $212 on momondo.

What cabin class options are available on Los Angeles to Ontario flights?

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

You could potentially save up to 46% on your flight if you consider stops on a Los Angeles to Region of Ontario flight.

Cheap Los Angeles to Region of Ontario flight deals and tips

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

Best Price Found

$231

Fastest flight time

4h 42m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from Los Angeles in the past 72 hours is $231. The best round-trip flight deal from Los Angeles to Region of Ontario found on momondo in the last 72 hours is $430.
The fastest flight from Los Angeles to Region of Ontario takes 4h 42m
Direct flights go from Los Angeles to Region of Ontario every day.
There are 123 airports in Region of Ontario. From Los Angeles there are direct flights to Toronto Pearson Intl (YYZ).
Search flight deals

  • When did momondo last update prices for flights from Los Angeles Airport to Ontario?

    Prices for flights from Los Angeles Airport to Ontario were last updated today.

  • How many operators does momondo search for flights from Los Angeles Airport to Ontario?

  • How old do you have to be to fly from Los Angeles Airport to Ontario?

    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 Los Angeles Airport to Ontario.

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

    The required travel and health documents for your Ontario 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 Ontario. 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 Los Angeles to Region of Ontario?

Best airlines flying from Los Angeles to Region of Ontario

Compare and see reviews for airlines that fly from Los Angeles to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $118Free CancellationRating
8.0
399 reviews
Search Porter Airlines flights
WestJetPriceFrom $119Free CancellationRating
7.2
3,202 reviews
Search WestJet flights
Air TransatPriceFrom $122Free CancellationRating
7.8
483 reviews
Search Air Transat flights
DeltaPriceFrom $131Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Air CanadaPriceFrom $137Free CancellationRating
7.1
10,531 reviews
Search Air Canada flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Los Angeles.

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

Yes. All flights to Ontario from Los Angeles on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Los Angeles to Ontario?

momondo helps you find the best flight between Los Angeles 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 Los Angeles to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Los Angeles. 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 Region of Ontario trip

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Find better results for your trip to Ontario

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