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Cheap flights from Ontario to Las Vegas from C$ 170

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 Las Vegas departing on 1/6. 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 Ontario to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
9:45 a.m. - 11:40 a.m.
YYZ
-
LAS
4h 55mdirect
WestJet Logo
1:20 p.m. - 1:05 a.m.
LAS
-
YYZ
8h 45m
1 stop
C$ 246WestJet
Fri, 29 May - Tue, 2 Jun
WestJet Logo
6:15 a.m. - 12:55 p.m.
YYZ
-
LAS
9h 40m
1 stop
WestJet Logo
6:10 p.m. - 5:45 a.m.
LAS
-
YYZ
8h 35m
1 stop
C$ 248WestJet
Tue, 28 Apr - Fri, 1 May
WestJet Logo
10:00 a.m. - 5:15 p.m.
YYZ
-
LAS
10h 15m
1 stop
WestJet Logo
6:10 p.m. - 6:55 a.m.
LAS
-
YYZ
9h 45m
1 stop
C$ 249WestJet
Fri, 5 Jun - Wed, 10 Jun
WestJet Logo
9:00 a.m. - 5:15 p.m.
YYZ
-
LAS
11h 15m
1 stop
WestJet Logo
6:10 p.m. - 5:45 a.m.
LAS
-
YYZ
8h 35m
1 stop
C$ 250WestJet
Sun, 10 May - Wed, 13 May
Air Canada Logo
7:20 p.m. - 11:53 p.m.
YTZ
-
LAS
7h 33m
1 stop
Air Canada Logo
11:30 p.m. - 10:06 a.m.
LAS
-
YTZ
7h 36m
1 stop
C$ 418Air Canada
Mon, 22 Jun - Fri, 26 Jun
Air Canada Logo
4:30 p.m. - 10:24 p.m.
YTZ
-
LAS
8h 54m
1 stop
Air Canada Logo
11:25 p.m. - 10:55 a.m.
LAS
-
YTZ
8h 30m
2 stops
C$ 422Air Canada
Sat, 5 Sep - Wed, 9 Sep
United Airlines Logo
2:55 p.m. - 10:19 p.m.
YTZ
-
LAS
10h 24m
1 stop
United Airlines Logo
12:36 a.m. - 10:06 a.m.
LAS
-
YTZ
6h 30m
1 stop
C$ 437United Airlines
Thu, 11 Jun - Thu, 11 Jun
Multiple Airlines Logo
7:00 a.m. - 6:35 p.m.
YHM
-
LAS
14h 35m
1 stop
Multiple Airlines Logo
8:30 a.m. - 5:15 p.m.
LAS
-
YHM
29h 45m
1 stop
C$ 578Multiple Airlines
Fri, 5 Jun - Fri, 12 Jun
Multiple Airlines Logo
7:00 a.m. - 9:40 p.m.
YHM
-
LAS
17h 40m
2 stops
Multiple Airlines Logo
7:25 p.m. - 8:25 p.m.
LAS
-
YHM
22h 00m
2 stops
C$ 650Multiple Airlines
Thu, 18 Jun - Sun, 21 Jun
United Airlines Logo
9:45 a.m. - 5:58 p.m.
YSB
-
LAS
11h 13m
2 stops
United Airlines Logo
12:36 a.m. - 1:45 p.m.
LAS
-
YSB
10h 09m
2 stops
C$ 830United Airlines
Tue, 9 Jun - Fri, 12 Jun

WestJet flights from Region of Ontario to Las Vegas

Our best WestJet deals on Region of Ontario to Las Vegas flight tickets
WestJet
29 May
YYZ9:45 a.m.Toronto Pearson Intl
4h 55m
LAS11:40 a.m.Las Vegas Harry Reid Intl
2 Jun
LAS1:20 p.m.Las Vegas Harry Reid Intl
8h 45m
1 stop
YYZ1:05 a.m.Toronto Pearson Intl
C$ 246
WestJet
28 Apr
YYZ6:15 a.m.Toronto Pearson Intl
9h 40m
1 stop
LAS12:55 p.m.Las Vegas Harry Reid Intl
1 May
LAS6:10 p.m.Las Vegas Harry Reid Intl
8h 35m
1 stop
YYZ5:45 a.m.Toronto Pearson Intl
C$ 248
WestJet
5 Jun
YYZ10:00 a.m.Toronto Pearson Intl
10h 15m
1 stop
LAS5:15 p.m.Las Vegas Harry Reid Intl
10 Jun
LAS6:10 p.m.Las Vegas Harry Reid Intl
9h 45m
1 stop
YYZ6:55 a.m.Toronto Pearson Intl
C$ 249

Air Canada flights from Region of Ontario to Las Vegas

Our best Air Canada deals on Region of Ontario to Las Vegas flight tickets
Air Canada
23 May
YOW6:00 a.m.Ottawa
7h 45m
1 stop
LAS10:45 a.m.Las Vegas Harry Reid Intl
30 May
LAS11:40 a.m.Las Vegas Harry Reid Intl
7h 31m
1 stop
YOW10:11 p.m.Ottawa
C$ 397
Air Canada
22 Jun
YTZ7:20 p.m.Toronto Island
7h 33m
1 stop
LAS11:53 p.m.Las Vegas Harry Reid Intl
26 Jun
LAS11:30 p.m.Las Vegas Harry Reid Intl
7h 36m
1 stop
YTZ10:06 a.m.Toronto Island
C$ 418
Air Canada
5 Sep
YTZ4:30 p.m.Toronto Island
8h 54m
1 stop
LAS10:24 p.m.Las Vegas Harry Reid Intl
9 Sep
LAS11:25 p.m.Las Vegas Harry Reid Intl
8h 30m
2 stops
YTZ10:55 a.m.Toronto Island
C$ 422

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Las Vegas 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 14 April 2026.
Use the filters below to find and compare flights from Ontario to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 29/5

9:45 a.m.-11:40 a.m.

Nonstop4h 55m

Las Vegas Harry Reid Intl

Tue 2/6

1:20 p.m.-1:05 a.m.

1 stop8h 45m

C$ 246

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 28/4

6:15 a.m.-12:55 p.m.

1 stop9h 40m

Las Vegas Harry Reid Intl

Fri 1/5

6:10 p.m.-5:45 a.m.

1 stop8h 35m

C$ 248

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 5/6

10:00 a.m.-5:15 p.m.

1 stop10h 15m

Las Vegas Harry Reid Intl

Wed 10/6

6:10 p.m.-6:55 a.m.

1 stop9h 45m

C$ 249

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sun 10/5

9:00 a.m.-5:15 p.m.

1 stop11h 15m

Las Vegas Harry Reid Intl

Wed 13/5

6:10 p.m.-5:45 a.m.

1 stop8h 35m

C$ 250

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Mon 22/6

7:20 p.m.-11:53 p.m.

1 stop7h 33m

Las Vegas Harry Reid Intl

Fri 26/6

11:30 p.m.-10:06 a.m.

1 stop7h 36m

C$ 418

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Sat 5/9

4:30 p.m.-10:24 p.m.

1 stop8h 54m

Las Vegas Harry Reid Intl

Wed 9/9

11:25 p.m.-10:55 a.m.

2 stops8h 30m

C$ 422

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Thu 11/6

2:55 p.m.-10:19 p.m.

1 stop10h 24m

Las Vegas Harry Reid Intl

Thu 11/6

12:36 a.m.-10:06 a.m.

1 stop6h 30m

C$ 437

HamiltonLas Vegas

YHM - LAS

YHMLAS

Hamilton

Fri 5/6

7:00 a.m.-6:35 p.m.

1 stop14h 35m

Las Vegas Harry Reid Intl

Fri 12/6

8:30 a.m.-5:15 p.m.

1 stop29h 45m

C$ 578

HamiltonLas Vegas

YHM - LAS

YHMLAS

Hamilton

Thu 18/6

7:00 a.m.-9:40 p.m.

2 stops17h 40m

Las Vegas Harry Reid Intl

Sun 21/6

7:25 p.m.-8:25 p.m.

2 stops22h 00m

C$ 650

SudburyLas Vegas

YSB - LAS

YSBLAS

Sudbury

Tue 9/6

9:45 a.m.-5:58 p.m.

2 stops11h 13m

Las Vegas Harry Reid Intl

Fri 12/6

12:36 a.m.-1:45 p.m.

2 stops10h 09m

C$ 830

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 Las Vegas from

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

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 Las Vegas?

If you’re not able to fly to Las Vegas in January, then April is your next best option. Flight prices from Region of Ontario to Las Vegas during April average around C$ 331.

What is the cheapest day to depart on your flight to Las Vegas?

The cheapest day to depart from Region of Ontario to Las Vegas is on a Tuesday. Travellers who choose to depart for Las Vegas on a Tuesday will often find tickets for as low as C$ 358. The most expensive day to fly to Las Vegas is Thursday, with ticket prices averaging around C$ 464.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as C$ 316. Try not to purchase tickets in the morning because they tend to be around C$ 438. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around C$ 388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Region of Ontario for as low as C$ 337 on momondo.

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

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

You could potentially save up to 21% on your flight if you consider stops on a Region of Ontario to Las Vegas flight.

Cheap Region of Ontario to Las Vegas flight deals and tips

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

Best price found

C$ 287

Fastest flight time

4h 47m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Region of Ontario in the past 72 hours is C$ 287. The best round-trip flight deal from Region of Ontario to Las Vegas found on momondo in the last 72 hours is C$ 394.
The fastest flight from Region of Ontario to Las Vegas takes 4h 47m
Direct flights go from Region of Ontario to Las Vegas every day.
There is 1 airport in Las Vegas. From Region of Ontario there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

Frequently asked questions about flying from Ontario to Las Vegas

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

    Prices for flights from Ontario to Las Vegas Harry Reid Intl Airport are updated daily.

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

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

    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 Ontario to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The necessary travel and health documents for your Las Vegas Harry Reid Intl Airport 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 Region of Ontario to Las Vegas?

Best airlines flying from Region of Ontario to Las Vegas

Compare and see reviews for airlines that fly from Region of Ontario to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 158Free CancellationRating
7.2
3,320 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 161Free CancellationRating
7.1
10,923 reviews
Search Air Canada flights
American AirlinesPriceFrom C$ 178Free CancellationRating
7.1
11,580 reviews
Search American Airlines flights
United AirlinesPriceFrom C$ 179Free CancellationRating
7.4
9,587 reviews
Search United Airlines flights
DeltaPriceFrom C$ 184Free CancellationRating
7.9
8,403 reviews
Search Delta flights
Porter AirlinesPriceFrom C$ 227Free CancellationRating
8.0
435 reviews
Search Porter Airlines flights
Air TransatPriceFrom C$ 290Free CancellationRating
7.7
535 reviews
Search Air Transat flights
WestJet EncorePriceFrom C$ 438Free CancellationRating
0.0
Search WestJet Encore flights
APG AirlinesPriceFrom C$ 542Free CancellationRating
0.0
0 reviews
Search APG Airlines flights

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Laughlin
Henderson
Boulder City
Pahrump
Mesquite
North Las Vegas
Winchester

Why use momondo?

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

Finding the right flight to Las Vegas from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Las Vegas quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Ontario and Las Vegas 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 Ontario to Las Vegas right now. Can momondo alert me if prices change?

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

An easier way to manage your Las Vegas trip

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