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$ 139. Users have also found prices from C$ 140 and C$ 162 on WestJet and Air Canada, 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 cheapest flights from Region of Ontario to Las Vegas?

The cheapest flight price from Region of Ontario to Las Vegas is C$ 120. On average you can expect to pay C$ 832. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for C$ 204.

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 Air Canada Rouge (76%), Air France (75%) or Delta (75%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Region of Ontario to Las Vegas?

Before booking your flight from Region of Ontario to Las Vegas check out the most popular airlines for this route: American Airlines, Air Canada or Canada Jetlines.

How far in advance should I book a flight from Region of Ontario to Las Vegas?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 31% on flights from Region of Ontario to Las Vegas compared to booking the week you need them. Waiting 50 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 349. For sooner than that we have options available in the next 3 days from C$ 759.

What is the cheapest month to fly from Region of Ontario to Las Vegas?

Our data shows that January tends to be the cheapest month to fly to Las Vegas from Region of Ontario. Users have commonly found prices around C$ 371 for the month, but tickets can be as low as C$ 193. Due to multiple factors, prepare for potentially higher prices in December.

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.

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.

C$ 139+ Flights from Ontario to Las Vegas

Cheap flight deals from Ontario to Las Vegas

Round-trip from	C$ 216
One-way from	C$ 139
Popular in	December
Cheapest in	January
Average price	C$ 348
Good round-trip deal	C$ 280 or less
Good one-way deal	C$ 154 or less

WestJet
3/6-11/6
2 total stops
20h 10m total
Ontario to Las Vegas

Search Deals

Porter Airlines
21/5
1 total stop
7h 25m total
Ontario to Las Vegas

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (C$ 2 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Ontario to Las Vegas Harry Reid Intl.

Search Deals

Price to beat on a one-way flight from Ontario to Las Vegas Harry Reid Intl.

Search Deals

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 29 April 2025.

Tue 3/612:00 p.m.YYZ - LAS

1 stop10h 38mWestJet

Wed 11/66:20 p.m.LAS - YYZ

1 stop9h 32mWestJet

Deal found 28/4C$ 216

Wed 21/57:00 a.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Wed 28/59:55 a.m.LAS - YYZ

Nonstop4h 25mPorter Airlines

Deal found 28/4C$ 223

Fri 30/56:55 a.m.YYZ - LAS

1 stop7h 30mMultiple Airlines

Tue 3/61:25 p.m.LAS - YYZ

2 stops13h 26mMultiple Airlines

Deal found 28/4C$ 227

Mon 19/56:00 a.m.YKF - LAS

1 stop9h 55mWestJet

Sat 24/511:30 a.m.LAS - YKF

1 stop10h 16mWestJet

Deal found 28/4C$ 252

Mon 19/55:00 p.m.YYZ - LAS

1 stop8h 19mAir Canada

Wed 28/511:30 a.m.LAS - YYZ

1 stop8h 44mAir Canada

Deal found 28/4C$ 254

Sun 18/56:00 a.m.YHM - LAS

1 stop9h 55mWestJet

Sat 24/511:30 a.m.LAS - YHM

1 stop10h 11mWestJet

Deal found 28/4C$ 259

Mon 19/55:25 p.m.YTZ - LAS

1 stop7h 54mAir Canada

Sat 24/56:55 p.m.LAS - YTZ

2 stops13h 52mAir Canada

Deal found 28/4C$ 294

Wed 21/53:45 p.m.YOW - LAS

1 stop8h 45mWestJet

Sat 24/56:20 p.m.LAS - YOW

1 stop9h 25mWestJet

Deal found 28/4C$ 295

Tue 27/57:00 p.m.YYZ - LAS

1 stop8h 45mUnited Airlines

Thu 29/512:46 a.m.LAS - YYZ

1 stop8h 03mUnited Airlines

Deal found 28/4C$ 301

Wed 11/66:45 a.m.YUL - LAS

1 stop7h 54mWestJet

Wed 18/611:30 a.m.LAS - YUL

1 stop10h 13mWestJet

Deal found 28/4C$ 312

Sun 1/64:40 p.m.YOW - LAS

1 stop8h 18mPorter Airlines

Wed 4/612:20 p.m.LAS - YOW

Nonstop4h 35mPorter Airlines

Deal found 28/4C$ 313

Tue 27/56:20 p.m.YYZ - LAS

1 stop7h 33mAmerican Airlines

Wed 28/512:59 a.m.LAS - YYZ

1 stop8h 31mAmerican Airlines

Deal found 28/4C$ 313

Best flights from Ontario to Las Vegas
Discover carefully curated flight deals from Ontario to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Tue 3/612:00 p.m.YYZ - LAS

1 stop10h 38mWestJet

Wed 11/66:20 p.m.LAS - YYZ

1 stop9h 32mWestJet

Deal found 28/4C$ 216

Wed 21/57:00 a.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Wed 28/59:55 a.m.LAS - YYZ

Nonstop4h 25mPorter Airlines

Deal found 28/4C$ 223

Fri 30/56:55 a.m.YYZ - LAS

1 stop7h 30mMultiple Airlines

Tue 3/61:25 p.m.LAS - YYZ

2 stops13h 26mMultiple Airlines

Deal found 28/4C$ 227

Mon 19/55:00 p.m.YYZ - LAS

1 stop8h 19mAir Canada

Wed 28/511:30 a.m.LAS - YYZ

1 stop8h 44mAir Canada

Deal found 28/4C$ 254

Tue 20/56:30 a.m.YYZ - LAS

2 stops10h 01mAmerican Airlines

Wed 28/59:55 a.m.LAS - YYZ

2 stops10h 20mAmerican Airlines

Deal found 28/4C$ 295

Tue 27/57:00 p.m.YYZ - LAS

1 stop8h 45mUnited Airlines

Thu 29/512:46 a.m.LAS - YYZ

1 stop8h 03mUnited Airlines

Deal found 28/4C$ 301

Fri 23/57:00 a.m.YYZ - LAS

Nonstop4h 53mAir Transat

Wed 4/610:55 p.m.LAS - YYZ

Nonstop4h 25mAir Transat

Deal found 28/4C$ 335

Mon 26/59:45 a.m.YYZ - LAS

Nonstop4h 54mDelta

Wed 4/612:35 p.m.LAS - YYZ

Nonstop4h 24mDelta

Deal found 28/4C$ 353

Wed 21/51:29 p.m.YYZ - LAS

1 stop9h 16mWestJet Encore

Mon 26/512:59 a.m.LAS - YYZ

1 stop8h 31mWestJet Encore

Deal found 28/4C$ 380

Mon 5/58:25 p.m.YKF - LAS

1 stop25h 20mFlair Airlines

Thu 8/57:30 p.m.LAS - YKF

2 stops31h 00mFlair Airlines

Deal found 27/4C$ 461

Mon 19/56:00 a.m.YKF - LAS

1 stop9h 55mWestJet

Thu 29/510:00 a.m.LAS - YKF

2 stops11h 46mWestJet

Deal found 27/4C$ 245

Sun 18/56:00 a.m.YHM - LAS

1 stop9h 55mWestJet

Sat 24/511:30 a.m.LAS - YHM

1 stop10h 11mWestJet

Deal found 28/4C$ 259

Direct flights from Ontario to Las Vegas
Explore direct flight options from Ontario to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 April 2025.

Wed 21/57:00 a.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Wed 28/59:55 a.m.LAS - YYZ

Nonstop4h 25mPorter Airlines

Deal found 28/4C$ 223

Wed 11/69:45 a.m.YYZ - LAS

Nonstop4h 54mWestJet

Wed 18/612:35 p.m.LAS - YYZ

Nonstop4h 24mWestJet

Deal found 28/4C$ 226

Wed 18/69:45 a.m.YYZ - LAS

Nonstop4h 54mMultiple Airlines

Tue 24/610:55 p.m.LAS - YYZ

Nonstop4h 25mMultiple Airlines

Deal found 28/4C$ 241

Thu 3/77:00 a.m.YYZ - LAS

Nonstop4h 53mAir Transat

Mon 7/710:55 p.m.LAS - YYZ

Nonstop4h 25mAir Transat

Deal found 28/4C$ 297

Sat 18/108:35 p.m.YYZ - LAS

Nonstop4h 43mAir Canada

Tue 21/1011:20 p.m.LAS - YYZ

Nonstop4h 20mAir Canada

Deal found 28/4C$ 330

Fri 30/59:05 a.m.YOW - LAS

Nonstop5h 20mPorter Airlines

Fri 6/612:20 p.m.LAS - YOW

Nonstop4h 35mPorter Airlines

Deal found 28/4C$ 337

Mon 26/59:45 a.m.YYZ - LAS

Nonstop4h 54mDelta

Wed 4/612:35 p.m.LAS - YYZ

Nonstop4h 24mDelta

Deal found 28/4C$ 353

Wed 21/59:05 a.m.YOW - LAS

Nonstop5h 20mAir Transat

Fri 23/512:20 p.m.LAS - YOW

Nonstop4h 35mAir Transat

Deal found 28/4C$ 358

Wed 8/107:50 p.m.YUL - LAS

Nonstop5h 22mAir Canada

Sat 11/1011:15 p.m.LAS - YUL

Nonstop4h 55mAir Canada

Deal found 27/4C$ 376

Sun 18/59:05 a.m.YOW - LAS

Nonstop5h 20mMultiple Airlines

Wed 28/512:20 p.m.LAS - YOW

Nonstop4h 35mMultiple Airlines

Deal found 28/4C$ 394

Last-minute flights from Ontario to Las Vegas
Discover last-minute flight deals from Ontario to Las Vegas. Data last updated 29 April 2025 and is based on user searches.

Sat 3/58:25 p.m.YKF - LAS

1 stop25h 20mMultiple Airlines

Sat 10/51:45 p.m.LAS - YKF

1 stop8h 01mMultiple Airlines

Deal found 26/4C$ 467

Sun 4/55:15 a.m.YQT - LAS

3 stops16h 17mUnited Airlines

Mon 12/512:59 a.m.LAS - YQT

2 stops11h 50mUnited Airlines

Deal found 27/4C$ 470

Mon 5/52:30 p.m.YYZ - LAS

1 stop8h 44mUnited Airlines

Thu 15/57:00 a.m.LAS - YYZ

1 stop6h 42mUnited Airlines

Deal found 28/4C$ 431

Mon 5/58:25 p.m.YKF - LAS

1 stop25h 20mFlair Airlines

Thu 8/57:30 p.m.LAS - YKF

2 stops31h 00mFlair Airlines

Deal found 27/4C$ 461

Mon 5/512:00 p.m.YYZ - LAS

1 stop9h 42mWestJet

Thu 8/512:35 p.m.LAS - YYZ

Nonstop4h 24mWestJet

Deal found 28/4C$ 477

Mon 5/58:55 a.m.YUL - LAS

3 stops19h 04mMultiple Airlines

Mon 12/57:56 p.m.LAS - YUL

2 stops25h 41mMultiple Airlines

Deal found 28/4C$ 478

Tue 6/57:55 a.m.YYZ - LAS

1 stop29h 03mMultiple Airlines

Tue 13/51:25 p.m.LAS - YYZ

2 stops13h 26mMultiple Airlines

Deal found 28/4C$ 385

Tue 6/512:35 p.m.YYZ - LAS

1 stop8h 27mWestJet Encore

Thu 8/512:59 a.m.LAS - YYZ

1 stop8h 31mWestJet Encore

Deal found 27/4C$ 534

Wed 7/51:29 p.m.YYZ - LAS

1 stop8h 12mAmerican Airlines

Wed 14/511:47 p.m.LAS - YYZ

1 stop8h 04mAmerican Airlines

Deal found 28/4C$ 421

Wed 7/57:00 a.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Wed 14/54:45 p.m.LAS - YYZ

Nonstop4h 27mPorter Airlines

Deal found 28/4C$ 481

Thu 8/52:45 p.m.YOW - LAS

1 stop8h 29mUnited Airlines

Mon 12/511:30 p.m.LAS - YOW

1 stop15h 03mUnited Airlines

Deal found 28/4C$ 425

Thu 8/54:45 p.m.YYZ - LAS

2 stops20h 05mAlaska Airlines

Tue 13/55:57 p.m.LAS - YYZ

2 stops18h 03mAlaska Airlines

Deal found 28/4C$ 540

One-way flights from Ontario to Las Vegas
Search for one-way flight options from Ontario to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Wed 21/57:00 a.m.YTZ - LAS

1 stop7h 25mPorter Airlines

Deal found 27/4C$ 139

Wed 4/69:45 a.m.YYZ - LAS

Nonstop4h 54mWestJet

Deal found 27/4C$ 140

Mon 26/58:05 p.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Deal found 28/4C$ 144

Tue 24/67:45 p.m.YKF - LAS

2 stops26h 53mWestJet

Deal found 26/4C$ 151

Sun 18/56:00 a.m.YHM - LAS

1 stop9h 55mWestJet

Deal found 27/4C$ 157

Sat 14/63:25 p.m.YTZ - LAS

1 stop9h 59mAir Canada

Deal found 27/4C$ 162

Wed 30/75:45 a.m.YOW - LAS

1 stop9h 48mWestJet

Deal found 27/4C$ 176

Wed 21/57:00 a.m.YYZ - LAS

Nonstop4h 53mAir Transat

Deal found 27/4C$ 179

Sun 18/59:45 a.m.YYZ - LAS

1 stop24h 34mMultiple Airlines

Deal found 27/4C$ 180

Mon 26/54:30 p.m.YYZ - LAS

1 stop8h 49mAir Canada

Deal found 27/4C$ 184

Wed 14/512:10 p.m.YYZ - LAS

1 stop11h 04mUnited Airlines

Deal found 26/4C$ 187

Tue 8/76:45 a.m.YUL - LAS

2 stops16h 36mWestJet

Deal found 28/4C$ 197

Cheapflights Fare Finder

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

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 3/6

12:00 p.m.-7:38 p.m.

1 stop10h 38m

Las Vegas Harry Reid Intl

Wed 11/6

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

1 stop9h 32m

C$ 216

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 21/5

7:00 a.m.-8:53 a.m.

Nonstop4h 53m

Las Vegas Harry Reid Intl

Wed 28/5

9:55 a.m.-5:20 p.m.

Nonstop4h 25m

C$ 223

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Fri 30/5

6:55 a.m.-11:25 a.m.

1 stop7h 30m

Las Vegas Harry Reid Intl

Tue 3/6

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

2 stops13h 26m

C$ 227

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Mon 19/5

6:00 a.m.-12:55 p.m.

1 stop9h 55m

Las Vegas Harry Reid Intl

Thu 29/5

10:00 a.m.-12:46 a.m.

2 stops11h 46m

C$ 245

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 19/5

5:00 p.m.-10:19 p.m.

1 stop8h 19m

Las Vegas Harry Reid Intl

Wed 28/5

11:30 a.m.-11:14 p.m.

1 stop8h 44m

C$ 254

HamiltonLas Vegas

YHM - LAS

YHMLAS

Hamilton

Sun 18/5

6:00 a.m.-12:55 p.m.

1 stop9h 55m

Las Vegas Harry Reid Intl

Sat 24/5

11:30 a.m.-12:41 a.m.

1 stop10h 11m

C$ 259

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Mon 19/5

5:25 p.m.-10:19 p.m.

1 stop7h 54m

Las Vegas Harry Reid Intl

Sat 24/5

6:55 p.m.-11:47 a.m.

2 stops13h 52m

C$ 294

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 20/5

3:10 p.m.-9:17 p.m.

1 stop9h 07m

Las Vegas Harry Reid Intl

Tue 27/5

7:05 p.m.-10:25 a.m.

2 stops12h 20m

C$ 295

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 21/5

3:45 p.m.-9:30 p.m.

1 stop8h 45m

Las Vegas Harry Reid Intl

Sat 24/5

6:20 p.m.-6:45 a.m.

1 stop9h 25m

C$ 295

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 27/5

7:00 p.m.-12:45 a.m.

1 stop8h 45m

Las Vegas Harry Reid Intl

Thu 29/5

12:46 a.m.-11:49 a.m.

1 stop8h 03m

C$ 301

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 60 results

...

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$ 311). 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?

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

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 (6 on average).

Rainfall in Las Vegas by month

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas 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 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Las Vegas

Read reviews from past customers who have flown Alaska Airlines, Porter Airlines and Delta from Ontario to Las Vegas. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,949 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Porter Airlines

8.0

Very good

285 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,929 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Air Transat

7.8

Good

385 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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.
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$ 139. Users have also found prices from C$ 140 and C$ 162 on WestJet and Air Canada, 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 Air Canada Rouge (76%), Air France (75%) or Delta (75%) 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$ 120. On average you can expect to pay C$ 832. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for C$ 204.
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$ 311). 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

Henderson

Boulder City

North Las Vegas

Paradise

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Ontario to Las Vegas

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 167	AverageC$ 385	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Flair Airlines	CheapestC$ 176	AverageC$ 231	FlexibilityNo cancel fee	On-timeN/A	Search Flair Airlines flights
Porter Airlines	CheapestC$ 190	AverageC$ 407	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 207	AverageC$ 525	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air Transat	CheapestC$ 233	AverageC$ 450	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
United Airlines	CheapestC$ 234	AverageC$ 500	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	CheapestC$ 250	AverageC$ 400	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Canada Jetlines	CheapestC$ 306	AverageC$ 394	FlexibilityNo cancel fee	On-time58%	Search Canada Jetlines flights
Delta	CheapestC$ 336	AverageC$ 503	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
WestJet Encore	CheapestC$ 499	AverageC$ 693	FlexibilityNo cancel fee	On-timeN/A	Search WestJet Encore flights

Fly with Cheapflights

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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Ontario to Las Vegas from C$ 139

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.

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 29 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to Las Vegas

Cheapest flights from Ontario to Las VegasExplore 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 29 April 2025.

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 29 April 2025.

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Use the filters below to find and compare flights from Ontario to Las Vegas that are best for you.

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.

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?

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 29 April 2025.

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 29 April 2025.

Rainfall in Las Vegas by month

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

Temperature in Las Vegas by month

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

Reviews of airlines servicing Las Vegas

Read reviews from past customers who have flown Alaska Airlines, Porter Airlines and Delta from Ontario to Las Vegas. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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

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

Travelling to a place near Ontario?

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Alternative routes for Ontario to Las Vegas

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Top 10 airlines flying from Ontario to Las Vegas

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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 29 April 2025.