What airlines fly to Region of Ontario?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to Region of Ontario from Los Angeles according to our data. Air Canada is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 7 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Los Angeles and Region of Ontario is 189 per week as of August 2025. The most frequent departure day is Sat, with 16% of weekly flights leaving on this day.

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

As of August 2025, 27 flights take off from Los Angeles and land in Region of Ontario each day. The most common flight departure time for this route is 7:00AM, with 41% of daily flights taking off at noon.

What is the cheapest airline that flies from Los Angeles to Ontario?

WestJet, Air Canada, and Porter Airlines are the most popular carriers operating from Los Angeles to Ontario

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?

The number of operators available for flights from Los Angeles Airport to Ontario is 7 as of August 2025.

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.

$74 Cheap Flights from Los Angeles to Ontario in 2025

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Find the cheapest flights from Los Angeles to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

11:10 pm - 6:59 amLAX-YYZ

4h 49mnonstop

10:40 am - 1:00 pmYYZ-LAX

5h 20mnonstop

$170

Find Deal

Sun, Sep 14 - Wed, Sep 17

11:10 pm - 7:00 amLAX-YYZ

4h 50mnonstop

10:40 am - 1:00 pmYYZ-LAX

5h 20mnonstop

$183

Find Deal

Fri, Sep 12 - Mon, Sep 15

11:10 pm - 7:00 amLAX-YYZ

4h 50mnonstop

7:45 pm - 10:11 pmYYZ-LAX

5h 26mnonstop

$187WestJet

Find Deal

Fri, Sep 26 - Sun, Sep 28

11:10 pm - 7:00 amLAX-YYZ

4h 50mnonstop

7:45 pm - 10:11 pmYYZ-LAX

5h 26mnonstop

$188WestJet

Find Deal

Fri, Sep 26 - Sun, Sep 28

9:55 pm - 5:46 amLAX-YYZ

4h 51mnonstop

6:35 pm - 8:53 pmYYZ-LAX

5h 18mnonstop

$196Air Canada

Find Deal

Sat, Oct 4 - Mon, Oct 6

10:30 pm - 11:39 amLAX-YYZ

10h 09m1 stop

6:35 pm - 8:53 pmYYZ-LAX

5h 18mnonstop

$201Air Canada

Find Deal

Sat, Oct 4 - Sun, Oct 5

2:00 pm - 9:50 pmLAX-YYZ

4h 50mnonstop

10:40 am - 1:00 pmYYZ-LAX

5h 20mnonstop

$205Porter Airlines

Find Deal

Thu, Sep 11 - Sat, Sep 13

2:00 pm - 9:50 pmLAX-YYZ

4h 50mnonstop

10:40 am - 1:00 pmYYZ-LAX

5h 20mnonstop

$211Porter Airlines

Find Deal

Thu, Sep 4 - Wed, Sep 10

11:35 pm - 3:00 pmLAX-YUL

12h 25m1 stop

6:30 pm - 12:25 amYUL-LAX

8h 55m1 stop

$270United Airlines

Find Deal

Thu, Aug 21 - Fri, Aug 22

11:35 pm - 7:45 pmLAX-YUL

17h 10m1 stop

9:45 am - 3:29 pmYUL-LAX

8h 44m1 stop

$303United Airlines

Find Deal

Thu, Aug 21 - Sat, Aug 23

Air Canada flights from Los Angeles to Region of Ontario

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

Air Canada

Oct 4

LAX9:55 pmLos Angeles

4h 51m

YYZ5:46 amToronto Pearson Intl

Oct 6

YYZ6:35 pmToronto Pearson Intl

5h 18m

LAX8:53 pmLos Angeles

$196

Find similar

Air Canada

Oct 4

LAX10:30 pmLos Angeles

10h 09m

1 stop

YYZ11:39 amToronto Pearson Intl

Oct 5

YYZ6:35 pmToronto Pearson Intl

5h 18m

LAX8:53 pmLos Angeles

$201

Find similar

Air Canada

Sep 15

LAX9:55 pmLos Angeles

4h 51m

YYZ5:46 amToronto Pearson Intl

Sep 22

YYZ6:35 pmToronto Pearson Intl

5h 18m

LAX8:53 pmLos Angeles

$216

Find similar

WestJet flights from Los Angeles to Region of Ontario

Our best WestJet deals on Los Angeles to Region of Ontario flight tickets

WestJet

Sep 26

LAX11:10 pmLos Angeles

4h 50m

YYZ7:00 amToronto Pearson Intl

Sep 28

YYZ7:45 pmToronto Pearson Intl

5h 26m

LAX10:11 pmLos Angeles

$187

Find similar

WestJet

Sep 26

LAX11:10 pmLos Angeles

4h 50m

YYZ7:00 amToronto Pearson Intl

Sep 28

YYZ7:45 pmToronto Pearson Intl

5h 26m

LAX10:11 pmLos Angeles

$188

Find similar

WestJet

Sep 14

LAX11:10 pmLos Angeles

4h 49m

YYZ6:59 amToronto Pearson Intl

Sep 21

YYZ7:45 pmToronto Pearson Intl

5h 26m

LAX10:11 pmLos Angeles

$190

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sun 9/14

11:10 pm-6:59 am

Nonstop4h 49m

Toronto Pearson Intl

Wed 9/17

10:40 am-1:00 pm

Nonstop5h 20m

$170

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/12

11:10 pm-7:00 am

Nonstop4h 50m

Toronto Pearson Intl

Mon 9/15

10:40 am-1:00 pm

Nonstop5h 20m

$183

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/26

11:10 pm-7:00 am

Nonstop4h 50m

Toronto Pearson Intl

Sun 9/28

7:45 pm-10:11 pm

Nonstop5h 26m

$187

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/26

11:10 pm-7:00 am

Nonstop4h 50m

Toronto Pearson Intl

Sun 9/28

7:45 pm-10:11 pm

Nonstop5h 26m

$188

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 10/4

9:55 pm-5:46 am

Nonstop4h 51m

Toronto Pearson Intl

Mon 10/6

6:35 pm-8:53 pm

Nonstop5h 18m

$196

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 10/4

10:30 pm-11:39 am

1 stop10h 09m

Toronto Pearson Intl

Sun 10/5

6:35 pm-8:53 pm

Nonstop5h 18m

$201

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 9/11

2:00 pm-9:50 pm

Nonstop4h 50m

Toronto Pearson Intl

Sat 9/13

10:40 am-1:00 pm

Nonstop5h 20m

$205

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 9/4

2:00 pm-9:50 pm

Nonstop4h 50m

Toronto Pearson Intl

Wed 9/10

10:40 am-1:00 pm

Nonstop5h 20m

$211

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Thu 8/21

11:35 pm-3:00 pm

1 stop12h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 8/22

6:30 pm-12:25 am

1 stop8h 55m

$270

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Thu 8/21

11:35 pm-7:45 pm

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 8/23

9:45 am-3:29 pm

1 stop8h 44m

$303

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 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

Prices

Airlines

Other information

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 $266. If you aren’t able to travel during the month of May, then book flights to Region of Ontario from Los Angeles during September instead. Flights to Region of Ontario in September, while not as cheap as those in May, still average around $273.

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 $358. 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 $537. 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 $295. 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 $551.

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 $320 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 $215 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?

No. A direct flight is the cheapest option for a flight between Los Angeles to Region of Ontario.

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	$74
Fastest flight time	4h 42m
Direct flights	Every day
Airports in Region of Ontario	7 airports

The best one-way flight to Region of Ontario from Los Angeles in the past 72 hours is $74. The best round-trip flight deal from Los Angeles to Region of Ontario found on momondo in the last 72 hours is $170.

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 7 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Region of Waterloo Intl (YKF), London (YXU), Toronto Pearson Intl (YYZ), Toronto Island (YTZ), Hamilton (YHM)

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?
The number of operators available for flights from Los Angeles Airport to Ontario is 7 as of August 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Los Angeles to Region of Ontario is Embraer 195 E2 (31.42% of total bookings). The next most popular plane models are Airbus A321-100/200 (24.68%), Airbus A320-100/200 (12.55%), and Boeing 787-8 Dreamliner (11.77%).

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 Airlines	PriceFrom $118	Free Cancellation	Rating 8.0 318 reviews	Search Porter Airlines flights
WestJet	PriceFrom $120	Free Cancellation	Rating 7.2 2,980 reviews	Search WestJet flights
Air Canada	PriceFrom $130	Free Cancellation	Rating 7.1 9,855 reviews	Search Air Canada flights
Delta	PriceFrom $131	Free Cancellation	Rating 8.0 7,983 reviews	Search Delta flights
United Airlines	PriceFrom $144	Free Cancellation	Rating 7.4 8,904 reviews	Search United Airlines flights
American Airlines	PriceFrom $180	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Air Transat	PriceFrom $186	Free Cancellation	Rating 7.7 424 reviews	Search Air Transat 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

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.

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Find better results for your trip to Ontario

Popular cities in Ontario

Flights to Torontofrom $98

Flights to Vancouverfrom $79

Flights to Montrealfrom $155

Flights to Calgaryfrom $145

Flights to Ottawafrom $185

Flights to Halifaxfrom $168

Flights to Winnipegfrom $194

Flights to Québec Cityfrom $226

Flights to Saskatoonfrom $120

Flights to Kelownafrom $202

Flights to St. John'sfrom $263

Flights to Reginafrom $219

Cheap flights from Los Angeles to Ontario from $74

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 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Los Angeles to Ontario

Cheap round-trip flights

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Cheap last minute flights

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Air Canada flights from Los Angeles to Region of Ontario

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

WestJet flights from Los Angeles to Region of Ontario

Our best WestJet deals on Los Angeles to Region of Ontario flight tickets

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Use the filters below to find and compare flights from Los Angeles to Ontario that are best for you.

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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?

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

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

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?

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?

No. A direct flight is the cheapest option for a flight between Los Angeles to Region of Ontario.

What is the cheapest airline that flies from Los Angeles to Ontario?

WestJet, Air Canada, and Porter Airlines are the most popular carriers operating from Los Angeles to Ontario

What airlines fly to Region of Ontario?

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

As of August 2025, 27 flights take off from Los Angeles and land in Region of Ontario each day. The most common flight departure time for this route is 7:00AM, with 41% of daily flights taking off at noon.

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

The number of flights available between Los Angeles and Region of Ontario is 189 per week as of August 2025. The most frequent departure day is Sat, with 16% of weekly flights leaving on this day.

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

Fastest flight time

Direct flights

Airports in Region of Ontario

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

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?

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Region of Ontario 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 Ontario

Popular cities in Ontario

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