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$104+ Cheap flights from Ontario to Las Vegas (LAS)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LAS
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ontario to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$157
(Trip.com)

One-way from

$104
(Air Canada)

Good round-trip deal

$94 or less

Good one-way deal

$121 or less
From Ontario to Las Vegas Harry Reid Intl
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One-way flight from Ontario to Las Vegas Harry Reid Intl
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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 January 21, 2025.

This FlightHub deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2811:25 amYYZ - LAS
Nonstop5h 03mPorter Airlines
Fri 1/3110:35 pmLAS - YYZ
Nonstop4h 20mPorter Airlines
Deal found 1/21$156
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/42:00 pmYTZ - LAS
1 stop9h 25mPorter Airlines
Fri 2/79:10 amLAS - YTZ
1 stop6h 43mPorter Airlines
Deal found 1/20$157
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/178:00 pmYYZ - LAS
Nonstop5h 13mWestJet
Fri 3/211:20 pmLAS - YYZ
1 stop8h 06mWestJet
Deal found 1/21$157
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/288:15 pmYYZ - LAS
Nonstop5h 03mAir Canada
Tue 2/411:35 amLAS - YYZ
Nonstop4h 21mAir Canada
Deal found 1/20$158
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/172:00 pmYYZ - LAS
1 stop9h 40mMultiple Airlines
Thu 2/208:40 amLAS - YYZ
1 stop9h 31mMultiple Airlines
Deal found 1/20$169
This Air Canada deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/113:25 pmYTZ - LAS
1 stop9h 28mAir Canada
Wed 3/1211:50 pmLAS - YTZ
2 stops17h 53mAir Canada
Deal found 1/21$172
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/162:45 pmYYZ - LAS
1 stop10h 27mUnited Airlines
Mon 2/247:42 pmLAS - YYZ
1 stop8h 48mUnited Airlines
Deal found 1/19$194
This Trip.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/286:45 amYUL - LAS
2 stops15h 40mWestJet
Wed 2/58:40 amLAS - YUL
2 stops12h 59mWestJet
Deal found 1/19$208
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/126:10 pmYOW - LAS
Nonstop5h 30mPorter Airlines
Wed 2/199:10 amLAS - YOW
Nonstop4h 35mPorter Airlines
Deal found 1/20$217
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/66:15 amYYZ - LAS
2 stops10h 29mAmerican Airlines
Thu 2/1311:55 pmLAS - YYZ
1 stop14h 34mAmerican Airlines
Deal found 1/20$219
This FlightHub deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/42:35 pmYUL - LAS
1 stop9h 53mPorter Airlines
Tue 3/1110:35 pmLAS - YUL
1 stop7h 25mPorter Airlines
Deal found 1/20$221
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/35:55 amYOW - LAS
2 stops14h 40mWestJet
Thu 5/810:00 amLAS - YOW
2 stops11h 41mWestJet
Deal found 1/21$224

Find flights from Ontario to Las Vegas within your budget

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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Tue 2/4

2:00 pm-8:25 pm

1 stop9h 25m

Las Vegas Harry Reid Intl

Fri 2/7

9:10 am-6:53 pm

1 stop6h 43m

$157

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 2/10

8:00 pm-10:13 pm

Nonstop5h 13m

Las Vegas Harry Reid Intl

Fri 2/14

11:25 pm-6:43 am

Nonstop4h 18m

$157

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 2/7

2:00 pm-8:40 pm

1 stop9h 40m

Las Vegas Harry Reid Intl

Sun 2/9

10:35 pm-5:55 am

Nonstop4h 20m

$159

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 2/18

8:00 pm-10:13 pm

Nonstop5h 13m

Las Vegas Harry Reid Intl

Tue 2/25

8:50 am-9:31 pm

1 stop9h 41m

$167

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Tue 3/11

3:25 pm-9:53 pm

1 stop9h 28m

Las Vegas Harry Reid Intl

Wed 3/12

11:50 pm-8:43 pm

2 stops17h 53m

$172

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 2/4

6:55 pm-11:59 pm

1 stop8h 04m

Las Vegas Harry Reid Intl

Thu 2/6

7:45 am-9:20 pm

1 stop10h 35m

$179

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sun 2/16

7:00 pm-12:32 am

1 stop8h 32m

Las Vegas Harry Reid Intl

Fri 2/28

11:35 pm-12:06 pm

1 stop9h 31m

$194

MontrealLas Vegas

YUL - LAS

YULLAS

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:45 am-5:35 pm

2 stops13h 50m

Las Vegas Harry Reid Intl

Fri 5/9

10:00 am-12:43 am

2 stops11h 43m

$214

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 2/12

6:10 pm-8:40 pm

Nonstop5h 30m

Las Vegas Harry Reid Intl

Wed 2/19

9:10 am-4:45 pm

Nonstop4h 35m

$217

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Thu 2/6

6:15 am-1:44 pm

2 stops10h 29m

Las Vegas Harry Reid Intl

Thu 2/13

11:55 pm-5:29 pm

1 stop14h 34m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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.

Travel insights for flights from Ontario to Las Vegas

Get recent, data-driven insights about flights from Ontario to Las Vegas including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Las Vegas (average of $198). Flying from Region of Ontario to Las Vegas in March is currently the most expensive (average of $269). 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 January 21, 2025.

When flying from Region of Ontario to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 21, 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 (4 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated January 21, 2025.
See what other customers who have flown with WestJet, Air Canada and United Airlines from Ontario to Las Vegas have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Porter Airlines
7.9
Good
277 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Air Transat
7.8
Good
381 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,985 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    If you book a flight to Las Vegas from Ontario, you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from Porter Airlines and WestJet, as they are both options that can get you from Region of Ontario to Las Vegas for a low price.

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

    While some choose either Toronto Island - Las Vegas Harry Reid Intl or Montreal Pierre Elliott Trudeau Intl - 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?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Region of Ontario to Las Vegas on time: Air Canada Rouge (91%), Air France (83%), Delta (83%).

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

    The cheapest flight price from Region of Ontario to Las Vegas is $106. On average you can expect to pay $331. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for $138.

  • 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, August is the cheapest month in which you can book a flight from Region of Ontario to Las Vegas (average of $198). Flying from Region of Ontario to Las Vegas in March is currently the most expensive (average of $269). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Henderson
Paradise
Sunrise Manor
North Las Vegas
Kingman
Winchester
Primm
Mesquite
Needles
Mount Charleston
Pahrump

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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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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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$106Average$371FlexibilityNo cancel feeOn-time52%
WestJetCheapest$115Average$327FlexibilityNo cancel feeOn-time60%
Flair AirlinesCheapest$117Average$230FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$127Average$426FlexibilityNo cancel feeOn-time67%
Canada JetlinesCheapest$128Average$328FlexibilityNo cancel feeOn-time58%
American AirlinesCheapest$201Average$322FlexibilityNo cancel feeOn-time71%
Air TransatCheapest$235Average$426FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$247Average$414FlexibilityNo cancel feeOn-time69%
DeltaCheapest$272Average$501FlexibilityNo cancel feeOn-timeN/A
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