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Cheap flights from Las Vegas to Ontario from C$ 100

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 12/3. 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 p.m. - 6:43 a.m.
LAS
-
YYZ
4h 18mdirect
WestJet Logo
8:00 p.m. - 10:12 p.m.
YYZ
-
LAS
5h 12mdirect
C$ 235WestJet
Mon, 16 Mar - Mon, 23 Mar
WestJet Logo
8:05 a.m. - 11:35 p.m.
LAS
-
YYZ
12h 30m
2 stops
WestJet Logo
8:00 p.m. - 10:12 p.m.
YYZ
-
LAS
5h 12mdirect
C$ 236WestJet
Tue, 24 Mar - Mon, 30 Mar
WestJet Logo
11:25 p.m. - 6:43 a.m.
LAS
-
YYZ
4h 18mdirect
WestJet Logo
8:00 p.m. - 10:12 p.m.
YYZ
-
LAS
5h 12mdirect
C$ 238WestJet
Mon, 16 Mar - Mon, 23 Mar
WestJet Logo
11:20 a.m. - 11:11 p.m.
LAS
-
YYZ
8h 51m
1 stop
WestJet Logo
8:00 p.m. - 10:12 p.m.
YYZ
-
LAS
5h 12mdirect
C$ 239WestJet
Tue, 24 Mar - Mon, 30 Mar
Multiple Airlines Logo
7:05 p.m. - 6:13 a.m.
LAS
-
YYZ
8h 08m
1 stop
Multiple Airlines Logo
7:55 p.m. - 10:02 p.m.
YYZ
-
LAS
5h 07mdirect
C$ 243Multiple Airlines
Thu, 26 Mar - Sat, 4 Apr
United Airlines Logo
11:59 p.m. - 1:59 p.m.
LAS
-
YOW
11h 00m
1 stop
United Airlines Logo
10:44 a.m. - 9:59 p.m.
YOW
-
LAS
14h 15m
1 stop
C$ 351United Airlines
Thu, 9 Apr - Sat, 11 Apr
United Airlines Logo
11:59 p.m. - 1:59 p.m.
LAS
-
YOW
11h 00m
1 stop
United Airlines Logo
6:00 a.m. - 9:59 p.m.
YOW
-
LAS
18h 59m
3 stops
C$ 365United Airlines
Thu, 9 Apr - Sat, 11 Apr
Air Canada Logo
12:00 p.m. - 12:36 a.m.
LAS
-
YUL
9h 36m
1 stop
Air Canada Logo
8:05 a.m. - 10:35 a.m.
YUL
-
LAS
5h 30mdirect
C$ 386Air Canada
Tue, 2 Jun - Wed, 3 Jun
Air Canada Logo
9:00 a.m. - 9:35 p.m.
LAS
-
YTZ
9h 35m
1 stop
Air Canada Logo
10:45 a.m. - 9:40 p.m.
YTZ
-
LAS
13h 55m
1 stop
C$ 393Air Canada
Sun, 1 Mar - Thu, 5 Mar
Multiple Airlines Logo
12:59 a.m. - 6:57 p.m.
LAS
-
YTZ
14h 58m
1 stop
Multiple Airlines Logo
8:50 a.m. - 10:54 p.m.
YTZ
-
LAS
17h 04m
1 stop
C$ 399Multiple Airlines
Tue, 28 Apr - Wed, 6 May

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
2 Mar
LAS11:05 p.m.Las Vegas Harry Reid Intl
4h 15m
YYZ6:20 a.m.Toronto Pearson Intl
9 Mar
YYZ7:55 p.m.Toronto Pearson Intl
5h 07m
LAS10:02 p.m.Las Vegas Harry Reid Intl
C$ 281
Porter Airlines
16 Feb
LAS11:05 p.m.Las Vegas Harry Reid Intl
7h 15m
1 stop
YUL9:20 a.m.Montreal Pierre Elliott Trudeau Intl
20 Feb
YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl
10h 32m
1 stop
LAS10:02 p.m.Las Vegas Harry Reid Intl
C$ 954
Porter Airlines
16 Feb
LAS11:05 p.m.Las Vegas Harry Reid Intl
7h 15m
1 stop
YUL9:20 a.m.Montreal Pierre Elliott Trudeau Intl
20 Feb
YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl
10h 32m
1 stop
LAS10:02 p.m.Las Vegas Harry Reid Intl
C$ 956

WestJet flights from Las Vegas to Region of Ontario

Our best WestJet deals on Las Vegas to Region of Ontario flight tickets
WestJet
16 Mar
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 18m
YYZ6:43 a.m.Toronto Pearson Intl
23 Mar
YYZ8:00 p.m.Toronto Pearson Intl
5h 12m
LAS10:12 p.m.Las Vegas Harry Reid Intl
C$ 235
WestJet
24 Mar
LAS8:05 a.m.Las Vegas Harry Reid Intl
12h 30m
2 stops
YYZ11:35 p.m.Toronto Pearson Intl
30 Mar
YYZ8:00 p.m.Toronto Pearson Intl
5h 12m
LAS10:12 p.m.Las Vegas Harry Reid Intl
C$ 236
WestJet
16 Mar
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 18m
YYZ6:43 a.m.Toronto Pearson Intl
23 Mar
YYZ8:00 p.m.Toronto Pearson Intl
5h 12m
LAS10:12 p.m.Las Vegas Harry Reid Intl
C$ 238

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 96,600 searches. Data last updated 5 February 2026.
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

Mon 16/3

11:25 p.m.-6:43 a.m.

Nonstop4h 18m

Toronto Pearson Intl

Mon 23/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

C$ 235

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Tue 24/3

8:05 a.m.-11:35 p.m.

2 stops12h 30m

Toronto Pearson Intl

Mon 30/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

C$ 236

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Mon 16/3

11:25 p.m.-6:43 a.m.

Nonstop4h 18m

Toronto Pearson Intl

Mon 23/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

C$ 238

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Tue 24/3

11:20 a.m.-11:11 p.m.

1 stop8h 51m

Toronto Pearson Intl

Mon 30/3

8:00 p.m.-10:12 p.m.

Nonstop5h 12m

C$ 239

Las VegasToronto

LAS - YYZ

LASYYZ

Las Vegas Harry Reid Intl

Thu 26/3

7:05 p.m.-6:13 a.m.

1 stop8h 08m

Toronto Pearson Intl

Sat 4/4

7:55 p.m.-10:02 p.m.

Nonstop5h 07m

C$ 243

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 9/4

11:59 p.m.-1:59 p.m.

1 stop11h 00m

Ottawa

Sat 11/4

10:44 a.m.-9:59 p.m.

1 stop14h 15m

C$ 351

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 9/4

11:59 p.m.-1:59 p.m.

1 stop11h 00m

Ottawa

Sat 11/4

6:00 a.m.-9:59 p.m.

3 stops18h 59m

C$ 365

Las VegasMontreal

LAS - YUL

LASYUL

Las Vegas Harry Reid Intl

Tue 2/6

12:00 p.m.-12:36 a.m.

1 stop9h 36m

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

8:05 a.m.-10:35 a.m.

Nonstop5h 30m

C$ 386

Las VegasToronto

LAS - YTZ

LASYTZ

Las Vegas Harry Reid Intl

Sun 1/3

9:00 a.m.-9:35 p.m.

1 stop9h 35m

Toronto Island

Thu 5/3

10:45 a.m.-9:40 p.m.

1 stop13h 55m

C$ 393

Las VegasToronto

LAS - YTZ

LASYTZ

Las Vegas Harry Reid Intl

Tue 28/4

12:59 a.m.-6:57 p.m.

1 stop14h 58m

Toronto Island

Wed 6/5

8:50 a.m.-10:54 p.m.

1 stop17h 04m

C$ 399

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?

In general, April is the cheapest month to fly from Las Vegas to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 244. If you are unable to visit Region of Ontario during the month of April, then departing from Las Vegas during the month January is also very affordable. Most momondo users find prices during this month for around C$ 273.

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

The cheapest day to depart from Las Vegas to Region of Ontario is on a Saturday. Travellers who choose to depart for Region of Ontario on a Saturday will often find tickets for as low as C$ 161. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 301.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is in the evening. Flights from Las Vegas to Region of Ontario during this time can be as low as C$ 189. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 379 on average. Flights to Region of Ontario from Las Vegas at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 C$ 365 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 C$ 277 on momondo.

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

There are 3 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 25% 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

C$ 154

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 C$ 154. The best round-trip flight deal from Las Vegas to Region of Ontario found on momondo in the last 72 hours is C$ 122.
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 refresh daily.

  • 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 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 Las Vegas Harry Reid Intl Airport to Ontario.

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

    The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek 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
Air CanadaPriceFrom C$ 189Free CancellationRating
7.1
10,688 reviews
Search Air Canada flights
WestJetPriceFrom C$ 218Free CancellationRating
7.2
3,255 reviews
Search WestJet flights
Porter AirlinesPriceFrom C$ 290Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
Air TransatPriceFrom C$ 323Free CancellationRating
7.7
502 reviews
Search Air Transat flights

Why use momondo?

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

It is quick and easy to find Las Vegas to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

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

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?

Price alerts on flights to Ontario from Las Vegas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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