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Cheap flights from Ontario to Las Vegas from C$ 231

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 13/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:35 p.m. - 10:24 p.m.
YYZ
-
LAS
4h 49mdirect
Air Canada Logo
11:25 p.m. - 6:44 a.m.
LAS
-
YYZ
4h 19mdirect
C$ 382Air Canada
Sun, 6 Sep - Tue, 15 Sep
WestJet Logo
2:50 p.m. - 9:40 p.m.
YYZ
-
LAS
9h 50m
1 stop
WestJet Logo
6:10 p.m. - 5:45 a.m.
LAS
-
YYZ
8h 35m
1 stop
C$ 383WestJet
Fri, 16 Oct - Mon, 19 Oct
Air Transat Logo
8:35 p.m. - 10:22 p.m.
YYZ
-
LAS
4h 47mdirect
Air Transat Logo
9:45 a.m. - 5:09 p.m.
LAS
-
YYZ
4h 24mdirect
C$ 385Air Transat
Fri, 18 Sep - Mon, 21 Sep
WestJet Logo
8:40 p.m. - 3:45 p.m.
YKF
-
LAS
22h 05m
2 stops
WestJet Logo
8:30 a.m. - 7:50 p.m.
LAS
-
YKF
8h 20m
1 stop
C$ 385WestJet
Tue, 11 Aug - Thu, 27 Aug
Air Canada Logo
8:35 p.m. - 10:24 p.m.
YYZ
-
LAS
4h 49mdirect
Air Canada Logo
6:50 a.m. - 9:00 p.m.
LAS
-
YYZ
11h 10m
1 stop
C$ 386Air Canada
Fri, 4 Sep - Thu, 10 Sep
WestJet Logo
8:40 p.m. - 3:45 p.m.
YKF
-
LAS
22h 05m
2 stops
WestJet Logo
8:30 a.m. - 7:50 p.m.
LAS
-
YKF
8h 20m
1 stop
C$ 386WestJet
Tue, 25 Aug - Sat, 29 Aug
WestJet Logo
8:40 p.m. - 9:40 p.m.
YKF
-
LAS
28h 00m
1 stop
WestJet Logo
6:10 p.m. - 7:50 p.m.
LAS
-
YKF
22h 40m
1 stop
C$ 387WestJet
Sat, 8 Aug - Tue, 11 Aug
WestJet Logo
8:00 a.m. - 5:15 p.m.
YYZ
-
LAS
12h 15m
2 stops
WestJet Logo
1:10 p.m. - 5:13 a.m.
LAS
-
YYZ
13h 03m
2 stops
C$ 387WestJet
Tue, 8 Sep - Tue, 8 Dec
United Airlines Logo
10:35 a.m. - 7:04 p.m.
YSB
-
LAS
11h 29m
2 stops
United Airlines Logo
12:30 a.m. - 3:10 p.m.
LAS
-
YSB
11h 40m
2 stops
C$ 993United Airlines
Mon, 7 Dec - Wed, 9 Dec
United Airlines Logo
10:35 a.m. - 7:04 p.m.
YSB
-
LAS
11h 29m
2 stops
United Airlines Logo
12:30 a.m. - 3:10 p.m.
LAS
-
YSB
11h 40m
2 stops
C$ 1,000United Airlines
Mon, 7 Dec - Wed, 9 Dec

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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
8 Sep
YYZ8:35 p.m.Toronto Pearson Intl
4h 47m
LAS10:22 p.m.Las Vegas Harry Reid Intl
15 Sep
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 19m
YYZ6:44 a.m.Toronto Pearson Intl
C$ 383
Air Canada
4 Sep
YYZ8:35 p.m.Toronto Pearson Intl
4h 49m
LAS10:24 p.m.Las Vegas Harry Reid Intl
10 Sep
LAS6:50 a.m.Las Vegas Harry Reid Intl
11h 10m
1 stop
YYZ9:00 p.m.Toronto Pearson Intl
C$ 386
Air Canada
8 Sep
YYZ8:35 p.m.Toronto Pearson Intl
4h 47m
LAS10:22 p.m.Las Vegas Harry Reid Intl
15 Sep
LAS11:25 p.m.Las Vegas Harry Reid Intl
4h 19m
YYZ6:44 a.m.Toronto Pearson Intl
C$ 387

WestJet flights from Region of Ontario to Las Vegas

Our best WestJet deals on Region of Ontario to Las Vegas flight tickets
WestJet
11 Aug
YKF8:40 p.m.Toronto Region of Waterloo Intl
22h 05m
2 stops
LAS3:45 p.m.Las Vegas Harry Reid Intl
27 Aug
LAS8:30 a.m.Las Vegas Harry Reid Intl
8h 20m
1 stop
YKF7:50 p.m.Toronto Region of Waterloo Intl
C$ 385
WestJet
25 Aug
YKF8:40 p.m.Toronto Region of Waterloo Intl
22h 05m
2 stops
LAS3:45 p.m.Las Vegas Harry Reid Intl
29 Aug
LAS8:30 a.m.Las Vegas Harry Reid Intl
8h 20m
1 stop
YKF7:50 p.m.Toronto Region of Waterloo Intl
C$ 386
WestJet
8 Aug
YKF8:40 p.m.Toronto Region of Waterloo Intl
28h 00m
1 stop
LAS9:40 p.m.Las Vegas Harry Reid Intl
11 Aug
LAS6:10 p.m.Las Vegas Harry Reid Intl
22h 40m
1 stop
YKF7:50 p.m.Toronto Region of Waterloo Intl
C$ 387

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 25 July 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

Sun 6/9

8:35 p.m.-10:24 p.m.

Nonstop4h 49m

Las Vegas Harry Reid Intl

Tue 15/9

11:25 p.m.-6:44 a.m.

Nonstop4h 19m

C$ 382

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 16/10

2:50 p.m.-9:40 p.m.

1 stop9h 50m

Las Vegas Harry Reid Intl

Mon 19/10

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

1 stop8h 35m

C$ 383

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 18/9

8:35 p.m.-10:22 p.m.

Nonstop4h 47m

Las Vegas Harry Reid Intl

Mon 21/9

9:45 a.m.-5:09 p.m.

Nonstop4h 24m

C$ 385

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Tue 11/8

8:40 p.m.-3:45 p.m.

2 stops22h 05m

Las Vegas Harry Reid Intl

Thu 27/8

8:30 a.m.-7:50 p.m.

1 stop8h 20m

C$ 385

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 4/9

8:35 p.m.-10:24 p.m.

Nonstop4h 49m

Las Vegas Harry Reid Intl

Thu 10/9

6:50 a.m.-9:00 p.m.

1 stop11h 10m

C$ 386

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Tue 25/8

8:40 p.m.-3:45 p.m.

2 stops22h 05m

Las Vegas Harry Reid Intl

Sat 29/8

8:30 a.m.-7:50 p.m.

1 stop8h 20m

C$ 386

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Sat 8/8

8:40 p.m.-9:40 p.m.

1 stop28h 00m

Las Vegas Harry Reid Intl

Tue 11/8

6:10 p.m.-7:50 p.m.

1 stop22h 40m

C$ 387

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 8/9

8:00 a.m.-5:15 p.m.

2 stops12h 15m

Las Vegas Harry Reid Intl

Tue 8/12

1:10 p.m.-5:13 a.m.

2 stops13h 03m

C$ 387

SudburyLas Vegas

YSB - LAS

YSBLAS

Sudbury

Mon 7/12

10:35 a.m.-7:04 p.m.

2 stops11h 29m

Las Vegas Harry Reid Intl

Wed 9/12

12:30 a.m.-3:10 p.m.

2 stops11h 40m

C$ 993

SudburyLas Vegas

YSB - LAS

YSBLAS

Sudbury

Mon 7/12

10:35 a.m.-7:04 p.m.

2 stops11h 29m

Las Vegas Harry Reid Intl

Wed 9/12

12:30 a.m.-3:10 p.m.

2 stops11h 40m

C$ 1,000

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 November is your next best option. Flight prices from Region of Ontario to Las Vegas during November average around C$ 375.

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 Saturday. Travellers who choose to depart for Las Vegas on a Saturday will often find tickets for as low as C$ 427. The most expensive day to fly to Las Vegas is Thursday, with ticket prices averaging around C$ 486.

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$ 341. Try not to purchase tickets at noon because they tend to be around C$ 631. 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 from Ontario 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$ 437 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$ 370 on momondo.

What cabin class options are available on Region of Ontario to Las Vegas flights?

There are 4 cabin classes available to choose from on Region of Ontario to Las Vegas 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 2% 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$ 267

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$ 267. The best round-trip flight deal from Region of Ontario to Las Vegas found on momondo in the last 72 hours is C$ 460.
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$ 161Free CancellationRating
7.2
3,415 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 178Free CancellationRating
7.1
11,385 reviews
Search Air Canada flights
DeltaPriceFrom C$ 194Free CancellationRating
7.8
8,486 reviews
Search Delta flights
American AirlinesPriceFrom C$ 222Free CancellationRating
7.1
11,844 reviews
Search American Airlines flights
Porter AirlinesPriceFrom C$ 235Free CancellationRating
8.0
448 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 279Free CancellationRating
7.4
10,036 reviews
Search United Airlines flights
Air TransatPriceFrom C$ 292Free CancellationRating
7.8
568 reviews
Search Air Transat flights
APG AirlinesPriceFrom C$ 552Free 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
Winchester
Mesquite
North Las Vegas

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.

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