What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Ontario?

WestJet, United Airlines, and Air Canada are the most popular carriers operating from Las Vegas Harry Reid Intl to Ontario

How many flights depart from Las Vegas to Region of Ontario on average per day?

8 flights are operational daily from Las Vegas to Region of Ontario as of December 2025. The most popular departure time for this route is 12:00PM, with 56% of flights per day taking off in the afternoon.

What airlines fly to Region of Ontario?

Porter Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Region of Ontario from Las Vegas according to our data. Porter Airlines is the first choice among our users, with 43% 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 Las Vegas to Region of Ontario on average per week?

As of December 2025, there are 62 flights per week flying from Las Vegas to Region of Ontario. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Ontario?

Prices for flights from Las Vegas Harry Reid Intl Airport to Ontario are refreshed on a daily basis.

How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Ontario?

There are 7 operators available for flights from Las Vegas Harry Reid Intl Airport to Ontario as of December 2025.

How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Ontario?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Las Vegas Harry Reid Intl Airport to Ontario.

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

The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$62 Cheap Flights from Las Vegas to Ontario in 2025/26

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Round-trip

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 7:36 pm

LAS

YYZ

8h 36m1 stop

9:40 am - 6:11 pm

YYZ

LAS

11h 31m2 stops

$133WestJet

Wed, Jan 14 - Wed, Jan 21

11:20 am - 11:11 pm

LAS

YYZ

8h 51m1 stop

1:30 pm - 8:15 pm

YYZ

LAS

9h 45m1 stop

$136WestJet

Thu, Jan 15 - Sun, Jan 18

11:20 am - 11:11 pm

LAS

YYZ

8h 51m1 stop

12:30 pm - 6:39 pm

YYZ

LAS

9h 09m1 stop

$137WestJet

Thu, Jan 8 - Fri, Jan 16

11:20 am - 11:11 pm

LAS

YYZ

8h 51m1 stop

1:30 pm - 8:15 pm

YYZ

LAS

9h 45m1 stop

$138WestJet

Thu, Jan 15 - Sun, Jan 18

12:40 pm - 7:55 pm

LAS

YYZ

4h 15mnonstop

9:40 am - 6:58 pm

YYZ

LAS

12h 18m2 stops

$146Multiple Airlines

Sat, Jan 31 - Sat, Feb 7

9:00 am - 9:35 pm

LAS

YTZ

9h 35m1 stop

10:30 am - 8:39 pm

YTZ

LAS

13h 09m1 stop

$213Air Canada

Thu, Jan 8 - Fri, Jan 16

7:05 pm - 7:05 am

LAS

YUL

9h 00m1 stop

2:30 pm - 10:02 pm

YUL

LAS

10h 32m1 stop

$222Multiple Airlines

Mon, Jan 12 - Sat, Jan 17

4:45 pm - 6:45 am

LAS

YOW

11h 00m1 stop

5:00 am - 11:09 am

YOW

LAS

9h 09m1 stop

$258Air Canada

Sat, Apr 18 - Tue, Apr 21

11:35 pm - 10:03 am

LAS

YOW

7h 28m1 stop

6:00 am - 6:07 pm

YOW

LAS

15h 07m2 stops

$272United Airlines

Sat, Apr 18 - Tue, Apr 21

7:00 pm - 10:03 am

LAS

YOW

12h 03m2 stops

10:00 am - 10:14 pm

YOW

LAS

15h 14m1 stop

$282United Airlines

Sat, Apr 18 - Tue, Apr 21

WestJet flights from Las Vegas to Region of Ontario

Our best WestJet deals on Las Vegas to Region of Ontario flight tickets

WestJet

Jan 14

LAS8:00 amLas Vegas Harry Reid Intl

8h 36m

1 stop

YYZ7:36 pmToronto Pearson Intl

Jan 21

YYZ9:40 amToronto Pearson Intl

11h 31m

2 stops

LAS6:11 pmLas Vegas Harry Reid Intl

$133

Find similar

WestJet

Jan 15

LAS11:20 amLas Vegas Harry Reid Intl

8h 51m

1 stop

YYZ11:11 pmToronto Pearson Intl

Jan 18

YYZ1:30 pmToronto Pearson Intl

9h 45m

1 stop

LAS8:15 pmLas Vegas Harry Reid Intl

$136

Find similar

WestJet

Jan 8

LAS11:20 amLas Vegas Harry Reid Intl

8h 51m

1 stop

YYZ11:11 pmToronto Pearson Intl

Jan 16

YYZ12:30 pmToronto Pearson Intl

9h 09m

1 stop

LAS6:39 pmLas Vegas Harry Reid Intl

$137

Find similar

Porter Airlines flights from Las Vegas to Region of Ontario

Our best Porter Airlines deals on Las Vegas to Region of Ontario flight tickets

Porter Airlines

Jan 31

LAS12:40 pmLas Vegas Harry Reid Intl

4h 15m

YYZ7:55 pmToronto Pearson Intl

Feb 7

YYZ7:55 pmToronto Pearson Intl

5h 07m

LAS10:02 pmLas Vegas Harry Reid Intl

$158

Find similar

Porter Airlines

Jan 23

LAS11:05 pmLas Vegas Harry Reid Intl

4h 15m

YYZ6:20 amToronto Pearson Intl

Jan 28

YYZ9:35 amToronto Pearson Intl

5h 07m

LAS11:42 amLas Vegas Harry Reid Intl

$190

Find similar

Porter Airlines

Dec 25

LAS12:40 pmLas Vegas Harry Reid Intl

4h 15m

YYZ7:55 pmToronto Pearson Intl

Jan 1

YYZ9:35 amToronto Pearson Intl

5h 07m

LAS11:42 amLas Vegas Harry Reid Intl

$450

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Wed 1/14

8:00 am-7:36 pm

1 stop8h 36m

Toronto Pearson Intl

Wed 1/21

9:40 am-6:11 pm

2 stops11h 31m

$133

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Thu 1/15

11:20 am-11:11 pm

1 stop8h 51m

Toronto Pearson Intl

Sun 1/18

1:30 pm-8:15 pm

1 stop9h 45m

$136

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Thu 1/8

11:20 am-11:11 pm

1 stop8h 51m

Toronto Pearson Intl

Fri 1/16

12:30 pm-6:39 pm

1 stop9h 09m

$137

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Thu 1/15

11:20 am-11:11 pm

1 stop8h 51m

Toronto Pearson Intl

Sun 1/18

1:30 pm-8:15 pm

1 stop9h 45m

$138

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Sat 1/31

12:40 pm-7:55 pm

Nonstop4h 15m

Toronto Pearson Intl

Sat 2/7

9:40 am-6:58 pm

2 stops12h 18m

$146

Las VegasToronto

LAS - YTZ

LASYTZ

Las Vegas Harry Reid Intl

Thu 1/8

9:00 am-9:35 pm

1 stop9h 35m

Toronto Island

Fri 1/16

10:30 am-8:39 pm

1 stop13h 09m

$213

Las VegasMontreal

LAS - YUL

LASYUL

Las Vegas Harry Reid Intl

Mon 1/12

7:05 pm-7:05 am

1 stop9h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 1/17

2:30 pm-10:02 pm

1 stop10h 32m

$222

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

4:45 pm-6:45 am

1 stop11h 00m

Ottawa

Tue 4/21

5:00 am-11:09 am

1 stop9h 09m

$258

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

11:35 pm-10:03 am

1 stop7h 28m

Ottawa

Tue 4/21

6:00 am-6:07 pm

2 stops15h 07m

$272

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

7:00 pm-10:03 am

2 stops12h 03m

Ottawa

Tue 4/21

10:00 am-10:14 pm

1 stop15h 14m

$282

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How to get the cheapest flight ticket from Las Vegas 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 February is, on average, the cheapest month to fly to Region of Ontario from Las Vegas, with most prices found around $167. If you aren’t able to travel during the month of February, then book flights to Region of Ontario from Las Vegas during April instead. Flights to Region of Ontario in April, while not as cheap as those in February, still average around $183.

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

According to our data, Wednesday is the cheapest day to fly to Region of Ontario from Las Vegas. The lowest ticket price found for a Wednesday departure recently was $304. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Las Vegas to Region of Ontario on a Sunday will generally be more expensive and average around $777. 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 in the evening. momondo users have found flights departing from Las Vegas to Region of Ontario in the evening for as low as $262. 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 $696.

What is the cheapest Las Vegas Harry Reid Intl to Ontario flight route?

Fly from Las Vegas Harry Reid Intl to Toronto Pearson Intl for the best Las Vegas Harry Reid Intl - 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 Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $253 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 Las Vegas for as low as $177 on momondo.

What cabin class options are available on Las Vegas Harry Reid Intl to Ontario flights?

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl 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 Las Vegas to Region of Ontario flights?

You could potentially save up to 38% on your flight if you consider stops on a Las Vegas to Region of Ontario flight.

Cheap Las Vegas to Region of Ontario flight deals and tips

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

Best Price Found	$96
Fastest flight time	4h 15m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The best one-way flight to Region of Ontario from Las Vegas in the past 72 hours is $96. The best round-trip flight deal from Las Vegas to Region of Ontario found on momondo in the last 72 hours is $196.

The fastest flight from Las Vegas to Region of Ontario takes 4h 15m

Direct flights go from Las Vegas to Region of Ontario every day.

There are 123 airports in Region of Ontario. From Las Vegas there are direct flights to Toronto Pearson Intl (YYZ).

Search flight deals

When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Ontario?
Prices for flights from Las Vegas Harry Reid Intl Airport to Ontario are refreshed on a daily basis.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Ontario?
There are 7 operators available for flights from Las Vegas Harry Reid Intl Airport to Ontario as of December 2025.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Las Vegas Harry Reid Intl Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Las Vegas to Region of Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Las Vegas to Region of Ontario is Embraer 195 E2 (51.59% of total bookings). The next most popular plane models are Airbus A320-100/200 (17.31%), Boeing 737 MAX 8 (12.41%), and Boeing 737-800 Passenger/BBJ2 (winglets) (5.63%).

Best airlines flying from Las Vegas to Region of Ontario

Compare and see reviews for airlines that fly from Las Vegas to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $68	Free Cancellation	Rating 7.4 9,093 reviews	Search United Airlines flights
Air Canada	PriceFrom $85	Free Cancellation	Rating 7.1 10,534 reviews	Search Air Canada flights
Porter Airlines	PriceFrom $92	Free Cancellation	Rating 8.0 399 reviews	Search Porter Airlines flights
WestJet	PriceFrom $112	Free Cancellation	Rating 7.2 3,204 reviews	Search WestJet flights
Delta	PriceFrom $158	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
Air Transat	PriceFrom $158	Free Cancellation	Rating 7.8 483 reviews	Search Air Transat flights
American Airlines	PriceFrom $290	Free Cancellation	Rating 7.2 11,055 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Las Vegas to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Las Vegas to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Las Vegas to Ontario?

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 Ontario from Las Vegas.

I’m not ready to book a flight from Las Vegas 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 Las Vegas and alert you when they 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 $101

Flights to Vancouverfrom $75

Flights to Montrealfrom $161

Flights to Calgaryfrom $157

Flights to Ottawafrom $166

Flights to Halifaxfrom $220

Flights to Winnipegfrom $191

Flights to Québec Cityfrom $263

Flights to Saskatoonfrom $168

Flights to Kelownafrom $134

Flights to St. John'sfrom $239

Flights to Reginafrom $188

Las Vegas flight routes

Flights from Las Vegas Harry Reid Intl to Cleveland Hopkins Intl

Flights from Las Vegas Harry Reid Intl to Salt Lake City

Flights from Las Vegas Harry Reid Intl to San Jose

Flights from Las Vegas Harry Reid Intl to Ontario

Flights from Las Vegas Harry Reid Intl to Santa Ana J. Wayne/Orange Cnty

Flights from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl

Cheap flights from Las Vegas to Ontario from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Ontario departing on 2/19. 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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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Las Vegas to Ontario

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WestJet flights from Las Vegas to Region of Ontario

Our best WestJet deals on Las Vegas to Region of Ontario flight tickets

Porter Airlines flights from Las Vegas to Region of Ontario

Our best Porter Airlines deals on Las Vegas to Region of Ontario flight tickets

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

See travel insights to Ontario from

How to get the cheapest flight ticket from Las Vegas to Region of Ontario

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 Las Vegas Harry Reid Intl to Ontario flight route?

Fly from Las Vegas Harry Reid Intl to Toronto Pearson Intl for the best Las Vegas Harry Reid Intl - Ontario flight prices

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

What cabin class options are available on Las Vegas Harry Reid Intl to Ontario flights?

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl 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 Las Vegas to Region of Ontario flights?

You could potentially save up to 38% on your flight if you consider stops on a Las Vegas to Region of Ontario flight.

What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Ontario?

WestJet, United Airlines, and Air Canada are the most popular carriers operating from Las Vegas Harry Reid Intl to Ontario

What airlines fly to Region of Ontario?

How many flights depart from Las Vegas to Region of Ontario on average per day?

8 flights are operational daily from Las Vegas to Region of Ontario as of December 2025. The most popular departure time for this route is 12:00PM, with 56% of flights per day taking off in the afternoon.

How many flights depart from Las Vegas to Region of Ontario on average per week?

As of December 2025, there are 62 flights per week flying from Las Vegas to Region of Ontario. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

Cheap Las Vegas to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas 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 Las Vegas Harry Reid Intl Airport to Ontario?

How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Ontario?

How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Ontario?

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

What is the most popular plane model from Las Vegas to Region of Ontario?

Best airlines flying from Las Vegas to Region of Ontario

Compare and see reviews for airlines that fly from Las Vegas to Region of Ontario with momondo

Why use momondo?

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

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

How can momondo help me find flights from Las Vegas to Ontario?

I’m not ready to book a flight from Las Vegas 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