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Cheap flights from Ontario to Las Vegas from C$ 159

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LAS
23 Aug — 30 Aug1
1 adult

Cheap flight deals from Ontario to Las Vegas

Keep the following information in mind while searching for Ontario to Las Vegas flight deals. Data was last updated 18 August 2025.

Round-trip from

C$ 250

One-way from

C$ 159

Popular in

December

Cheapest in

January

Average price

C$ 410

Good round-trip deal

C$ 312 or less

Good one-way deal

C$ 187 or less
WestJet
  • WestJet
  • 10/9-15/9
  • 1 total stop
  • 14h 46m total
  • Ontario to Las Vegas
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Porter Airlines
  • Porter Airlines
  • 19/10
  • Nonstop
  • 4h 50m total
  • Ontario to Las Vegas
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Ontario to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Ontario to Las Vegas Harry Reid Intl.
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Find flight deals from Ontario to Las Vegas

Cheapest flights from Ontario to Las Vegas
Explore the most affordable flight options available from Ontario to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Wed 10/99:45 a.m.YYZ - LAS
Nonstop4h 54mWestJet
Mon 15/98:00 a.m.LAS - YYZ
1 stop9h 52mWestJet
Deal found 17/8C$ 250
Wed 10/99:45 a.m.YYZ - LAS
Nonstop4h 54mWestJet
Fri 12/96:20 p.m.LAS - YYZ
1 stop8h 52mWestJet
Deal found 16/8C$ 251
Wed 10/99:45 a.m.YYZ - LAS
Nonstop4h 54mWestJet
Sun 14/98:00 a.m.LAS - YYZ
2 stops13h 31mWestJet
Deal found 17/8C$ 254
Wed 1/103:00 p.m.YYZ - LAS
1 stop9h 29mWestJet
Wed 8/106:20 p.m.LAS - YYZ
1 stop9h 32mWestJet
Deal found 17/8C$ 256
Tue 16/91:30 p.m.YYZ - LAS
1 stop10h 59mWestJet
Tue 23/96:20 p.m.LAS - YYZ
1 stop8h 52mWestJet
Deal found 17/8C$ 257
Wed 3/912:00 p.m.YYZ - LAS
1 stop11h 21mWestJet
Sat 6/96:20 p.m.LAS - YYZ
1 stop9h 32mWestJet
Deal found 17/8C$ 258
Sat 6/93:00 p.m.YYZ - LAS
1 stop9h 29mWestJet
Fri 12/912:35 p.m.LAS - YYZ
Nonstop4h 23mWestJet
Deal found 17/8C$ 260
Sun 12/108:05 p.m.YYZ - LAS
Nonstop4h 50mPorter Airlines
Wed 22/1012:20 p.m.LAS - YYZ
Nonstop4h 25mPorter Airlines
Deal found 17/8C$ 261
Fri 5/99:00 a.m.YYZ - LAS
2 stops15h 29mWestJet
Sat 6/98:00 a.m.LAS - YYZ
2 stops13h 31mWestJet
Deal found 17/8C$ 263
Fri 24/1012:00 p.m.YYZ - LAS
1 stop11h 21mWestJet
Mon 27/101:10 p.m.LAS - YYZ
Nonstop4h 22mWestJet
Deal found 16/8C$ 265
Sat 25/103:25 p.m.YTZ - LAS
1 stop9h 57mAir Canada
Tue 28/109:10 a.m.LAS - YTZ
1 stop9h 25mAir Canada
Deal found 17/8C$ 272
Tue 9/123:30 p.m.YTZ - LAS
1 stop8h 19mAir Canada
Fri 12/129:10 a.m.LAS - YTZ
1 stop7h 45mAir Canada
Deal found 16/8C$ 294

Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 629,999 searches. Data last updated 18 August 2025.
Use the filters below to find and compare flights from Ontario to Las Vegas that are best for you.

Fly from

Ontario

Fly to

Las Vegas

Route

Depart

Return

Price

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 18/10

10:00 a.m.-5:34 p.m.

1 stop10h 34m

Las Vegas Harry Reid Intl

Thu 23/10

12:35 p.m.-7:58 p.m.

Nonstop4h 23m

C$ 250

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 10/11

1:30 p.m.-8:15 p.m.

1 stop9h 45m

Las Vegas Harry Reid Intl

Fri 14/11

1:10 p.m.-8:32 p.m.

Nonstop4h 22m

C$ 251

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sun 9/11

1:30 p.m.-8:15 p.m.

1 stop9h 45m

Las Vegas Harry Reid Intl

Fri 14/11

1:10 p.m.-8:32 p.m.

Nonstop4h 22m

C$ 257

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 24/9

12:00 p.m.-8:21 p.m.

1 stop11h 21m

Las Vegas Harry Reid Intl

Sat 27/9

1:25 p.m.-5:51 a.m.

2 stops13h 26m

C$ 263

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 27/9

12:00 p.m.-9:29 p.m.

2 stops12h 29m

Las Vegas Harry Reid Intl

Wed 1/10

6:20 p.m.-6:52 a.m.

1 stop9h 32m

C$ 263

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sat 8/11

3:45 p.m.-9:35 p.m.

1 stop8h 50m

Las Vegas Harry Reid Intl

Tue 11/11

11:30 p.m.-6:42 a.m.

Nonstop4h 12m

C$ 267

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 12/9

2:00 p.m.-8:21 p.m.

1 stop9h 21m

Las Vegas Harry Reid Intl

Tue 16/9

8:00 a.m.-12:31 a.m.

2 stops13h 31m

C$ 268

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Sat 25/10

3:25 p.m.-10:22 p.m.

1 stop9h 57m

Las Vegas Harry Reid Intl

Tue 28/10

9:10 a.m.-9:35 p.m.

1 stop9h 25m

C$ 272

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 29/10

3:45 p.m.-9:35 p.m.

1 stop8h 50m

Las Vegas Harry Reid Intl

Fri 31/10

12:59 a.m.-2:20 p.m.

1 stop10h 21m

C$ 279

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 12/11

3:45 p.m.-9:35 p.m.

1 stop8h 50m

Las Vegas Harry Reid Intl

Fri 14/11

12:59 a.m.-2:20 p.m.

1 stop10h 21m

C$ 279

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/8

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Las Vegas

What is the cheapest month to book a flight from Region of Ontario to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Las Vegas (average of C$ 212). Flying from Region of Ontario to Las Vegas in August is currently the most expensive (average of C$ 292). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to LAS?

Find hourly flight availability from Ontario to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Las Vegas as you normally would.

Weekly flight availability from Region of Ontario to Las Vegas

Explore weekly flight availability from Ontario to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 August 2025.

The most flights from CAON to LAS are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Related info for your journey

Find useful and relevant information for your journey from Ontario to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Ontario?

    Most people fly into Las Vegas Harry Reid Intl (LAS) if they book a flight to Las Vegas from Ontario. Harry Reid Intl is conveniently located just 10.0 km from Las Vegas’s city centre.

  • How long is the flight from Region of Ontario to Las Vegas?

    A quick flight from Region of Ontario to Las Vegas can take about 9h 57m. WestJet provides one of the quickest options available for as low as C$ 272. The distance from Region of Ontario to Las Vegas is about 3137 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Region of Ontario to Las Vegas one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 159. Users have also found prices from C$ 163 and C$ 180 on Air Canada and WestJet, respectively.

  • What are the most popular routes from Region of Ontario to Las Vegas?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Las Vegas Harry Reid Intl or Toronto Island - Las Vegas Harry Reid Intl, Toronto Pearson Intl - Las Vegas Harry Reid Intl is the most popular route from Region of Ontario to Las Vegas.

  • What are the most reliable airlines from Region of Ontario to Las Vegas?

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Las Vegas consider choosing Delta (93%), WestJet (93%) or Air Canada Rouge (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Region of Ontario to Las Vegas?

    The cheapest flight price from Region of Ontario to Las Vegas is C$ 148. On average you can expect to pay C$ 839. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for C$ 227.

  • Can I find deals for flights from Ontario to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Ontario to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Las Vegas.

  • Can I find deals for business class flights from Ontario to Las Vegas?

    Yes. Cheapflights offers flight deals from Ontario to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Las Vegas (average of C$ 212). Flying from Region of Ontario to Las Vegas in August is currently the most expensive (average of C$ 292). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Las Vegas?

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

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Alternative routes for Ontario to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
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Vancouver Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Las Vegas flights
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Prince George to Las Vegas flights
Whitehorse to Las Vegas flights
Sydney to Las Vegas flights
Victoria to Reno flights
Penticton to Las Vegas flights
Windsor to Las Vegas flights
Deer Lake to Las Vegas flights
Lethbridge to Las Vegas flights
Fort McMurray to Las Vegas flights
Sudbury to Las Vegas flights
Sarnia to Las Vegas flights
North Bay to Las Vegas flights
Edmonton to Elko flights

Top 9 airlines flying from Ontario to Las Vegas

Discover the top 9 airlines that operate flights from Ontario to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 175AverageC$ 357FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 178AverageC$ 366FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 182AverageC$ 394FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 192AverageC$ 436FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 195AverageC$ 478FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 242AverageC$ 454FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 264AverageC$ 523FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJet EncoreCheapestC$ 284AverageC$ 688FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
APG AirlinesCheapestC$ 541AverageC$ 684FlexibilityNo cancel feeOn-timeN/A
Search APG Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Las Vegas?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Las Vegas?

Cheapflights helps you find that perfect flight to Las Vegas from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Las Vegas with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Las Vegas, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Las Vegas become cheaper?

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