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Cheap flights from Ontario to Los Angeles from $143

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 Los Angeles departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:55 pm - 8:22 am
YYZ
-
LAX
15h 27m1 stop
Multiple Airlines Logo
8:57 pm - 7:42 pm
LAX
-
YYZ
19h 45m1 stop
$235Multiple Airlines
Thu, Jan 8 - Thu, Jan 22
Multiple Airlines Logo
7:55 pm - 8:22 am
YYZ
-
LAX
15h 27m1 stop
Multiple Airlines Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
$236Multiple Airlines
Thu, Jan 8 - Thu, Jan 15
WestJet Logo
10:15 pm - 11:00 am
YYZ
-
LAX
15h 45m1 stop
WestJet Logo
11:50 am - 12:38 am
LAX
-
YYZ
9h 48m1 stop
$237WestJet
Sun, Jan 18 - Sat, Jan 24
WestJet Logo
10:30 am - 7:50 pm
YYZ
-
LAX
12h 20m1 stop
WestJet Logo
11:50 am - 12:40 am
LAX
-
YYZ
9h 50m1 stop
$238WestJet
Fri, Jan 16 - Tue, Feb 3
WestJet Logo
12:30 pm - 10:03 pm
YYZ
-
LAX
12h 33m2 stops
WestJet Logo
11:50 am - 12:40 am
LAX
-
YYZ
9h 50m1 stop
$239WestJet
Mon, Jan 26 - Mon, Feb 9
Porter Airlines Logo
10:00 am - 12:39 pm
YYZ
-
LAX
5h 39mnonstop
Porter Airlines Logo
1:40 pm - 9:22 pm
LAX
-
YYZ
4h 42mnonstop
$242Porter Airlines
Sun, Apr 19 - Thu, Apr 30
Porter Airlines Logo
6:45 am - 12:39 pm
YUL
-
LAX
8h 54m1 stop
Porter Airlines Logo
1:40 pm - 12:35 am
LAX
-
YUL
7h 55m1 stop
$308Porter Airlines
Tue, Mar 17 - Thu, Mar 26
American Airlines Logo
7:30 am - 6:34 pm
YUL
-
LAX
14h 04m2 stops
American Airlines Logo
11:00 pm - 3:20 pm
LAX
-
YUL
13h 20m1 stop
$313American Airlines
Sat, Jan 24 - Sat, Jan 24
Air Canada Logo
9:45 am - 3:17 pm
YQG
-
LAX
8h 32m1 stop
Air Canada Logo
7:45 am - 7:14 pm
LAX
-
YQG
8h 29m1 stop
$327Air Canada
Tue, Jan 20 - Tue, Jan 27
Air Canada Logo
10:25 am - 10:00 pm
YTZ
-
LAX
14h 35m2 stops
Air Canada Logo
6:10 pm - 9:42 am
LAX
-
YTZ
12h 32m2 stops
$331Air Canada
Sat, Jan 24 - Sat, Jan 31

Porter Airlines flights from Region of Ontario to Los Angeles

Our best Porter Airlines deals on Region of Ontario to Los Angeles flight tickets
Porter Airlines
Apr 19
YYZ10:00 amToronto Pearson Intl
5h 39m
LAX12:39 pmLos Angeles
Apr 30
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
$242
Find similar
Porter Airlines
Jan 16
YYZ10:00 amToronto Pearson Intl
5h 36m
LAX12:36 pmLos Angeles
Jan 23
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
$264
Find similar
Porter Airlines
Feb 2
YYZ10:00 amToronto Pearson Intl
5h 36m
LAX12:36 pmLos Angeles
Feb 11
LAX1:40 pmLos Angeles
4h 42m
YYZ9:22 pmToronto Pearson Intl
$270
Find similar

Delta flights from Region of Ontario to Los Angeles

Our best Delta deals on Region of Ontario to Los Angeles flight tickets
Delta
Jan 8
YYZ10:05 amToronto Pearson Intl
11h 47m
1 stop
LAX6:52 pmLos Angeles
Mar 24
LAX11:40 pmLos Angeles
8h 43m
1 stop
YYZ11:23 amToronto Pearson Intl
$267
Find similar
Delta
Apr 15
YYZ1:30 pmToronto Pearson Intl
11h 30m
1 stop
LAX10:00 pmLos Angeles
Apr 21
LAX11:50 pmLos Angeles
7h 34m
1 stop
YYZ10:24 amToronto Pearson Intl
$273
Find similar
Delta
Mar 15
YYZ12:15 pmToronto Pearson Intl
11h 40m
1 stop
LAX8:55 pmLos Angeles
Mar 19
LAX9:40 pmLos Angeles
10h 43m
1 stop
YYZ11:23 amToronto Pearson Intl
$274
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Los Angeles 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 11, 2025.
Use the filters below to find and compare flights from Ontario to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 1/8

7:55 pm-8:22 am

1 stop15h 27m

Los Angeles

Thu 1/22

8:57 pm-7:42 pm

1 stop19h 45m

$235

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 1/8

7:55 pm-8:22 am

1 stop15h 27m

Los Angeles

Thu 1/15

11:50 am-12:38 am

1 stop9h 48m

$236

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sun 1/18

10:15 pm-11:00 am

1 stop15h 45m

Los Angeles

Sat 1/24

11:50 am-12:38 am

1 stop9h 48m

$237

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 1/16

10:30 am-7:50 pm

1 stop12h 20m

Los Angeles

Tue 2/3

11:50 am-12:40 am

1 stop9h 50m

$238

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Mon 1/26

12:30 pm-10:03 pm

2 stops12h 33m

Los Angeles

Mon 2/9

11:50 am-12:40 am

1 stop9h 50m

$239

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sun 4/19

10:00 am-12:39 pm

Nonstop5h 39m

Los Angeles

Thu 4/30

1:40 pm-9:22 pm

Nonstop4h 42m

$242

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

6:45 am-12:39 pm

1 stop8h 54m

Los Angeles

Thu 3/26

1:40 pm-12:35 am

1 stop7h 55m

$308

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sat 1/24

7:30 am-6:34 pm

2 stops14h 04m

Los Angeles

Sat 1/24

11:00 pm-3:20 pm

1 stop13h 20m

$313

WindsorLos Angeles

YQG - LAX

YQGLAX

Windsor

Tue 1/20

9:45 am-3:17 pm

1 stop8h 32m

Los Angeles

Tue 1/27

7:45 am-7:14 pm

1 stop8h 29m

$327

TorontoLos Angeles

YTZ - LAX

YTZLAX

Toronto Island

Sat 1/24

10:25 am-10:00 pm

2 stops14h 35m

Los Angeles

Sat 1/31

6:10 pm-9:42 am

2 stops12h 32m

$331

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 Los Angeles from

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

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 Los Angeles?

The month of May is, on average, the cheapest month to fly to Los Angeles from Region of Ontario, with most prices found around $237. If you aren’t able to travel during the month of May, then book flights to Los Angeles from Region of Ontario during September instead. Flights to Los Angeles in September, while not as cheap as those in May, still average around $242.

What is the cheapest day to depart on your flight to Los Angeles?

Our data shows that Friday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $284. 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 Los Angeles on Monday is $336.

What is the cheapest time of day to depart on your flight to Los Angeles?

Our most recent data shows that the best time of day to fly to Los Angeles is in the evening. Flights from Region of Ontario to Los Angeles during this time can be as low as $213. At noon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $413 per ticket.

What is the cheapest Ontario to Los Angeles flight route?

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

How far in advance should I book a flight to Los Angeles?

You are more likely to see cheaper flights to Los Angeles from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Region of Ontario for as low as $245 on momondo.

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

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

You could potentially save up to 8% on your flight if you consider stops on a Region of Ontario to Los Angeles flight.

Cheap Region of Ontario to Los Angeles flight deals and tips

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

Best Price Found

$223

Fastest flight time

5h 20m

Direct flights

Every day

Airports in Los Angeles

1 airport
The best one-way flight to Los Angeles from Region of Ontario in the past 72 hours is $223. The best round-trip flight deal from Region of Ontario to Los Angeles found on momondo in the last 72 hours is $281.
The fastest flight from Region of Ontario to Los Angeles takes 5h 20m
Direct flights go from Region of Ontario to Los Angeles every day.
There is 1 airport in Los Angeles. From Region of Ontario there are direct flights to Los Angeles (LAX).
Search flight deals

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

    Prices for flights from Ontario to Los Angeles Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Los Angeles Airport.

  • What documentation or ID do you need to fly to Los Angeles Airport?

    The travel and health documents required for your trip to Los Angeles Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Los Angeles Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Region of Ontario to Los Angeles?

Best airlines flying from Region of Ontario to Los Angeles

Compare and see reviews for airlines that fly from Region of Ontario to Los Angeles with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $139Free CancellationRating
7.2
3,195 reviews
Search WestJet flights
Air CanadaPriceFrom $168Free CancellationRating
7.1
10,516 reviews
Search Air Canada flights
United AirlinesPriceFrom $171Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $182Free CancellationRating
8.0
398 reviews
Search Porter Airlines flights
Air TransatPriceFrom $182Free CancellationRating
7.8
480 reviews
Search Air Transat flights
DeltaPriceFrom $187Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $199Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Avalon
Big Bear Lake
Laguna Beach
Temecula
Big Bear
Riverside
Carlsbad
Malibu
Oceanside
Inglewood
Huntington Beach
Pasadena
Newport Beach
Ventura
Orange
Irvine
Buena Park
Redondo Beach
Glendale
Downey

Why use momondo?

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

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 Los Angeles from Ontario.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Los Angeles from Ontario.

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

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

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