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Cheap flights from Las Vegas to Ontario from $81

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 2/23. 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 Las Vegas to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
11:25 pm - 6:47 amLAS-YYZ
4h 22mnonstop
WestJet Logo
8:00 pm - 10:09 pmYYZ-LAS
5h 09mnonstop
$178WestJet
Find Deal
vie., ene. 16 - vie., ene. 30
WestJet Logo
11:25 pm - 6:47 amLAS-YYZ
4h 22mnonstop
WestJet Logo
8:00 pm - 10:09 pmYYZ-LAS
5h 09mnonstop
$181WestJet
Find Deal
jue., ene. 8 - dom., ene. 11
WestJet Logo
11:25 pm - 6:47 amLAS-YYZ
4h 22mnonstop
WestJet Logo
8:00 pm - 10:12 pmYYZ-LAS
5h 12mnonstop
$193WestJet
Find Deal
vie., ene. 23 - lun., feb. 2
Porter Airlines Logo
11:05 pm - 6:20 amLAS-YYZ
4h 15mnonstop
Porter Airlines Logo
9:35 am - 11:42 amYYZ-LAS
5h 07mnonstop
$224Porter Airlines
Find Deal
sáb., dic. 13 - mar., dic. 16
Porter Airlines Logo
11:05 pm - 6:20 amLAS-YYZ
4h 15mnonstop
Porter Airlines Logo
9:35 am - 11:42 amYYZ-LAS
5h 07mnonstop
$240Porter Airlines
Find Deal
sáb., dic. 6 - sáb., dic. 13
Air Canada Logo
9:10 am - 9:35 pmLAS-YTZ
9h 25m1 stop
Air Canada Logo
8:30 am - 8:39 pmYTZ-LAS
15h 09m1 stop
$263Air Canada
Find Deal
jue., dic. 4 - mié., dic. 10
Air Canada Logo
11:30 pm - 6:42 amLAS-YYZ
4h 12mnonstop
Air Canada Logo
1:00 pm - 8:39 pmYYZ-LAS
10h 39m1 stop
$264Air Canada
Find Deal
sáb., dic. 6 - sáb., dic. 13
United Airlines Logo
11:59 pm - 5:12 pmLAS-YOW
14h 13m1 stop
United Airlines Logo
7:30 pm - 10:33 amYOW-LAS
18h 03m1 stop
$345United Airlines
Find Deal
lun., dic. 15 - mar., dic. 16
United Airlines Logo
11:59 pm - 5:12 pmLAS-YOW
14h 13m1 stop
United Airlines Logo
7:30 pm - 9:40 amYOW-LAS
17h 10m2 stops
$355United Airlines
Find Deal
lun., dic. 15 - mar., dic. 16
American Airlines Logo
6:15 am - 12:41 amLAS-YOW
15h 26m3 stops
American Airlines Logo
6:45 am - 7:43 pmYOW-LAS
15h 58m2 stops
$640American Airlines
Find Deal
jue., feb. 12 - jue., feb. 19

WestJet flights from Las Vegas to Region of Ontario

Our best WestJet deals on Las Vegas to Region of Ontario flight tickets
WestJet
Jan 16
LAS11:25 pmLas Vegas Harry Reid Intl
4h 22m
YYZ6:47 amToronto Pearson Intl
Jan 30
YYZ8:00 pmToronto Pearson Intl
5h 09m
LAS10:09 pmLas Vegas Harry Reid Intl
$178
Find similar
WestJet
Jan 8
LAS11:25 pmLas Vegas Harry Reid Intl
4h 22m
YYZ6:47 amToronto Pearson Intl
Jan 11
YYZ8:00 pmToronto Pearson Intl
5h 09m
LAS10:09 pmLas Vegas Harry Reid Intl
$181
Find similar
WestJet
Jan 23
LAS11:25 pmLas Vegas Harry Reid Intl
4h 22m
YYZ6:47 amToronto Pearson Intl
Feb 2
YYZ8:00 pmToronto Pearson Intl
5h 12m
LAS10:12 pmLas Vegas Harry Reid Intl
$193
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
Dec 13
LAS11:05 pmLas Vegas Harry Reid Intl
4h 15m
YYZ6:20 amToronto Pearson Intl
Dec 16
YYZ9:35 amToronto Pearson Intl
5h 07m
LAS11:42 amLas Vegas Harry Reid Intl
$224
Find similar
Porter Airlines
Dec 6
LAS11:05 pmLas Vegas Harry Reid Intl
4h 15m
YYZ6:20 amToronto Pearson Intl
Dec 13
YYZ9:35 amToronto Pearson Intl
5h 07m
LAS11:42 amLas Vegas Harry Reid Intl
$240
Find similar
Porter Airlines
Dec 6
LAS12:40 pmLas Vegas Harry Reid Intl
4h 15m
YYZ7:55 pmToronto Pearson Intl
Dec 13
YYZ7:55 pmToronto Pearson Intl
5h 07m
LAS10:02 pmLas Vegas Harry Reid Intl
$242
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas 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 noviembre 5, 2025.
Use the filters below to find and compare flights from Las Vegas to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

vie. 1/16

11:25 pm-6:47 am

Nonstop4h 22m

Toronto Pearson Intl

vie. 1/30

8:00 pm-10:09 pm

Nonstop5h 09m

$178

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

jue. 1/8

11:25 pm-6:47 am

Nonstop4h 22m

Toronto Pearson Intl

dom. 1/11

8:00 pm-10:09 pm

Nonstop5h 09m

$181

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

vie. 1/23

11:25 pm-6:47 am

Nonstop4h 22m

Toronto Pearson Intl

lun. 2/2

8:00 pm-10:12 pm

Nonstop5h 12m

$193

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

sáb. 12/13

11:05 pm-6:20 am

Nonstop4h 15m

Toronto Pearson Intl

mar. 12/16

9:35 am-11:42 am

Nonstop5h 07m

$224

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

sáb. 12/6

11:05 pm-6:20 am

Nonstop4h 15m

Toronto Pearson Intl

sáb. 12/13

9:35 am-11:42 am

Nonstop5h 07m

$240

Las VegasToronto

LAS - YTZ

LASYTZ

Las Vegas Harry Reid Intl

jue. 12/4

9:10 am-9:35 pm

1 stop9h 25m

Toronto Island

mié. 12/10

8:30 am-8:39 pm

1 stop15h 09m

$263

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

sáb. 12/6

11:30 pm-6:42 am

Nonstop4h 12m

Toronto Pearson Intl

sáb. 12/13

1:00 pm-8:39 pm

1 stop10h 39m

$264

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

lun. 12/15

11:59 pm-5:12 pm

1 stop14h 13m

Ottawa

mar. 12/16

7:30 pm-10:33 am

1 stop18h 03m

$345

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

lun. 12/15

11:59 pm-5:12 pm

1 stop14h 13m

Ottawa

mar. 12/16

7:30 pm-9:40 am

2 stops17h 10m

$355

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

jue. 2/12

6:15 am-12:41 am

3 stops15h 26m

Ottawa

jue. 2/19

6:45 am-7:43 pm

2 stops15h 58m

$640

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 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

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 $179. 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 $188.

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 $312. 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 $271. 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 $701.

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 $255 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 $189 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 39% 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

$166

Fastest flight time

4h 12m

Direct flights

Every day

Airports in Region of Ontario

1 airport
The best one-way flight to Region of Ontario from Las Vegas in the past 72 hours is $166. The best round-trip flight deal from Las Vegas to Region of Ontario found on momondo in the last 72 hours is $198.
The fastest flight from Las Vegas to Region of Ontario takes 4h 12m
Direct flights go from Las Vegas to Region of Ontario every day.
There is 1 airport near Region of Ontario: 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?

  • 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?

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 AirlinesPriceFrom $68Free CancellationRating
7.4
9,000 reviews
Search United Airlines flights
Air CanadaPriceFrom $85Free CancellationRating
7.1
10,404 reviews
Search Air Canada flights
WestJetPriceFrom $119Free CancellationRating
7.2
3,153 reviews
Search WestJet flights
Porter AirlinesPriceFrom $128Free CancellationRating
8.0
387 reviews
Search Porter Airlines flights
DeltaPriceFrom $158Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Air TransatPriceFrom $169Free CancellationRating
7.8
470 reviews
Search Air Transat flights
American AirlinesPriceFrom $290Free CancellationRating
7.2
11,039 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

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