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$ 134. Users have also found prices from C$ 136 and C$ 158 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$ 123. On average you can expect to pay C$ 1,032. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for C$ 208.

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 33% 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$ 348. For sooner than that we have options available in the next 3 days from C$ 760.

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$ 192. 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$ 134+ Flights from Ontario to Las Vegas

Cheap flight deals from Ontario to Las Vegas

Round-trip from	C$ 210
One-way from	C$ 134
Popular in	December
Cheapest in	January
Average price	C$ 349
Good round-trip deal	C$ 288 or less
Good one-way deal	C$ 158 or less

Porter Airlines
23/5-28/5
1 total stop
11h 55m total
Ontario to Las Vegas

Search Deals

Porter Airlines
4/6
Nonstop
4h 53m total
Ontario to Las Vegas

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (C$ 1 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 14 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 24 April 2025.

Wed 11/612:00 p.m.YYZ - LAS

1 stop11h 21mWestJet

Wed 18/66:20 p.m.LAS - YYZ

1 stop9h 32mWestJet

Deal found 23/4C$ 210

Mon 12/58:05 p.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Fri 16/511:10 p.m.LAS - YYZ

Nonstop4h 25mPorter Airlines

Deal found 22/4C$ 215

Tue 29/46:00 a.m.YKF - LAS

1 stop14h 35mWestJet

Tue 6/51:45 p.m.LAS - YKF

1 stop8h 01mWestJet

Deal found 22/4C$ 223

Wed 7/56:00 a.m.YHM - LAS

1 stop9h 55mWestJet

Wed 14/51:45 p.m.LAS - YHM

1 stop7h 56mWestJet

Deal found 22/4C$ 234

Wed 7/510:00 a.m.YYZ - LAS

1 stop10h 35mMultiple Airlines

Wed 14/59:55 a.m.LAS - YYZ

Nonstop4h 25mMultiple Airlines

Deal found 22/4C$ 235

Tue 7/103:25 p.m.YTZ - LAS

1 stop9h 47mAir Canada

Tue 21/1011:15 p.m.LAS - YTZ

1 stop9h 30mAir Canada

Deal found 23/4C$ 248

Wed 7/54:30 p.m.YYZ - LAS

1 stop8h 49mAir Canada

Mon 12/511:20 p.m.LAS - YYZ

1 stop8h 19mAir Canada

Deal found 22/4C$ 260

Tue 13/58:35 a.m.YYZ - LAS

1 stop9h 18mUnited Airlines

Tue 13/56:20 p.m.LAS - YYZ

1 stop9h 40mUnited Airlines

Deal found 22/4C$ 288

Tue 17/63:35 p.m.YOW - LAS

1 stop8h 55mWestJet

Thu 19/611:30 a.m.LAS - YOW

1 stop10h 11mWestJet

Deal found 23/4C$ 294

Mon 12/53:45 p.m.YYZ - LAS

1 stop9h 57mAmerican Airlines

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

2 stops13h 36mAmerican Airlines

Deal found 23/4C$ 294

Wed 11/67:00 a.m.YUL - LAS

2 stops15h 38mWestJet

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

1 stop10h 13mWestJet

Deal found 23/4C$ 306

Fri 30/54:40 p.m.YOW - LAS

1 stop8h 18mPorter Airlines

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

Nonstop4h 35mPorter Airlines

Deal found 23/4C$ 321

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 24 April 2025.

Fri 23/56:55 a.m.YYZ - LAS

1 stop7h 30mPorter Airlines

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

Nonstop4h 25mPorter Airlines

Deal found 24/4C$ 210

Wed 11/61:30 p.m.YYZ - LAS

1 stop11h 00mWestJet

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

1 stop8h 24mWestJet

Deal found 23/4C$ 212

Sun 11/57:00 a.m.YYZ - LAS

Nonstop4h 53mMultiple Airlines

Wed 14/56:20 p.m.LAS - YYZ

1 stop8h 54mMultiple Airlines

Deal found 23/4C$ 241

Wed 21/58:35 p.m.YYZ - LAS

Nonstop4h 55mAir Canada

Wed 28/512:10 p.m.LAS - YYZ

Nonstop4h 27mAir Canada

Deal found 23/4C$ 256

Wed 21/510:05 a.m.YYZ - LAS

1 stop8h 03mUnited Airlines

Tue 27/512:59 a.m.LAS - YYZ

1 stop10h 31mUnited Airlines

Deal found 23/4C$ 295

Thu 8/55:20 p.m.YYZ - LAS

1 stop7h 40mAmerican Airlines

Sat 10/512:40 a.m.LAS - YYZ

1 stop12h 00mAmerican Airlines

Deal found 23/4C$ 317

Fri 23/57:21 p.m.YYZ - LAS

1 stop6h 40mDelta

Sun 25/512:54 a.m.LAS - YYZ

1 stop7h 46mDelta

Deal found 23/4C$ 378

Tue 6/56:00 a.m.YKF - LAS

1 stop9h 55mWestJet

Fri 9/510:00 a.m.LAS - YKF

2 stops11h 46mWestJet

Deal found 22/4C$ 230

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

Nonstop5h 20mAir Transat

Sun 25/512:20 p.m.LAS - YOW

Nonstop4h 35mAir Transat

Deal found 23/4C$ 494

Sun 11/56:00 a.m.YHM - LAS

2 stops12h 01mWestJet

Tue 13/51:45 p.m.LAS - YHM

1 stop7h 56mWestJet

Deal found 23/4C$ 242

Tue 1/77:25 a.m.YTZ - LAS

2 stops13h 16mAir Canada

Sun 6/711:43 p.m.LAS - YTZ

2 stops17h 53mAir Canada

Deal found 23/4C$ 292

Mon 28/41:05 p.m.YTZ - LAS

1 stop10h 35mPorter Airlines

Wed 30/49:05 a.m.LAS - YTZ

1 stop6h 48mPorter Airlines

Deal found 23/4C$ 298

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 24 April 2025.

Mon 12/58:05 p.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Fri 16/511:10 p.m.LAS - YYZ

Nonstop4h 25mPorter Airlines

Deal found 23/4C$ 217

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

Nonstop4h 54mWestJet

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

Nonstop4h 24mWestJet

Deal found 23/4C$ 222

Mon 19/59:45 a.m.YYZ - LAS

Nonstop4h 54mMultiple Airlines

Wed 28/54:45 p.m.LAS - YYZ

Nonstop4h 27mMultiple Airlines

Deal found 23/4C$ 253

Wed 21/58:35 p.m.YYZ - LAS

Nonstop4h 55mAir Canada

Wed 28/512:10 p.m.LAS - YYZ

Nonstop4h 27mAir Canada

Deal found 23/4C$ 256

Sun 11/57:00 a.m.YYZ - LAS

Nonstop4h 53mAir Transat

Wed 14/59:55 a.m.LAS - YYZ

Nonstop4h 25mAir Transat

Deal found 23/4C$ 337

Fri 23/59:05 a.m.YOW - LAS

Nonstop5h 20mPorter Airlines

Fri 30/512:20 p.m.LAS - YOW

Nonstop4h 35mPorter Airlines

Deal found 23/4C$ 339

Thu 2/107:50 p.m.YUL - LAS

Nonstop5h 22mAir Canada

Mon 6/1011:15 p.m.LAS - YUL

Nonstop4h 55mAir Canada

Deal found 23/4C$ 346

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

Nonstop5h 20mMultiple Airlines

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

Nonstop4h 35mMultiple Airlines

Deal found 22/4C$ 381

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

Nonstop5h 20mAir Transat

Sun 25/512:20 p.m.LAS - YOW

Nonstop4h 35mAir Transat

Deal found 23/4C$ 494

Last-minute flights from Ontario to Las Vegas
Discover last-minute flight deals from Ontario to Las Vegas. Data last updated 24 April 2025 and is based on user searches.

Mon 28/41:05 p.m.YTZ - LAS

1 stop10h 35mPorter Airlines

Wed 30/49:05 a.m.LAS - YTZ

1 stop6h 48mPorter Airlines

Deal found 23/4C$ 298

Tue 29/47:25 p.m.YYZ - LAS

Nonstop5h 03mPorter Airlines

Tue 6/54:45 p.m.LAS - YYZ

Nonstop4h 27mPorter Airlines

Deal found 22/4C$ 233

Tue 29/48:15 a.m.YYZ - LAS

Nonstop4h 57mAir Canada

Tue 6/512:10 p.m.LAS - YYZ

Nonstop4h 27mAir Canada

Deal found 22/4C$ 270

Tue 29/45:20 p.m.YYZ - LAS

1 stop7h 39mAmerican Airlines

Mon 5/512:59 a.m.LAS - YYZ

1 stop8h 31mAmerican Airlines

Deal found 22/4C$ 305

Tue 29/46:45 a.m.YUL - LAS

2 stops30h 33mMultiple Airlines

Wed 7/59:55 a.m.LAS - YUL

1 stop7h 02mMultiple Airlines

Deal found 23/4C$ 445

Wed 30/411:25 a.m.YYZ - LAS

Nonstop5h 03mMultiple Airlines

Tue 6/51:45 p.m.LAS - YYZ

2 stops13h 06mMultiple Airlines

Deal found 21/4C$ 249

Wed 30/49:00 a.m.YYZ - LAS

1 stop9h 26mUnited Airlines

Mon 5/512:59 a.m.LAS - YYZ

1 stop7h 35mUnited Airlines

Deal found 21/4C$ 317

Wed 30/44:10 p.m.YTZ - LAS

1 stop7h 30mMultiple Airlines

Mon 5/511:03 p.m.LAS - YTZ

2 stops17h 59mMultiple Airlines

Deal found 23/4C$ 465

Fri 2/53:10 p.m.YUL - LAS

1 stop9h 48mPorter Airlines

Wed 7/59:55 a.m.LAS - YUL

1 stop7h 02mPorter Airlines

Deal found 22/4C$ 483

Sat 3/510:30 p.m.YYZ - LAS

1 stop23h 12mWestJet

Wed 7/511:30 a.m.LAS - YYZ

1 stop9h 56mWestJet

Deal found 23/4C$ 323

Sat 3/511:34 a.m.YYZ - LAS

1 stop9h 52mDelta

Wed 7/512:35 p.m.LAS - YYZ

Nonstop4h 24mDelta

Deal found 22/4C$ 468

Sat 3/56:00 a.m.YKF - LAS

1 stop9h 55mWestJet

Wed 7/511:30 a.m.LAS - YKF

1 stop10h 16mWestJet

Deal found 23/4C$ 522

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 24 April 2025.

Wed 4/67:00 a.m.YYZ - LAS

Nonstop4h 53mPorter Airlines

Deal found 23/4C$ 134

Wed 4/611:00 a.m.YYZ - LAS

1 stop9h 35mWestJet

Deal found 23/4C$ 136

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

1 stop7h 25mPorter Airlines

Deal found 23/4C$ 138

Wed 7/56:00 a.m.YHM - LAS

1 stop9h 55mWestJet

Deal found 23/4C$ 145

Wed 11/66:00 a.m.YKF - LAS

2 stops17h 21mWestJet

Deal found 23/4C$ 147

Sun 25/53:25 p.m.YTZ - LAS

1 stop9h 54mAir Canada

Deal found 23/4C$ 158

Wed 3/93:45 p.m.YOW - LAS

1 stop8h 44mWestJet

Deal found 22/4C$ 162

Wed 7/58:35 p.m.YYZ - LAS

Nonstop4h 55mAir Canada

Deal found 23/4C$ 163

Wed 25/67:00 p.m.YYZ - LAS

1 stop8h 45mUnited Airlines

Deal found 23/4C$ 187

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

Nonstop4h 53mAir Transat

Deal found 23/4C$ 188

Fri 9/54:40 p.m.YOW - LAS

1 stop8h 18mPorter Airlines

Deal found 23/4C$ 191

Tue 26/87:00 a.m.YUL - LAS

2 stops15h 38mWestJet

Deal found 22/4C$ 191

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

Wed 11/6

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

1 stop11h 21m

Las Vegas Harry Reid Intl

Wed 18/6

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

1 stop9h 32m

C$ 210

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Mon 12/5

8:05 p.m.-9:58 p.m.

Nonstop4h 53m

Las Vegas Harry Reid Intl

Fri 16/5

11:10 p.m.-6:35 a.m.

Nonstop4h 25m

C$ 217

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Tue 6/5

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

1 stop9h 55m

Las Vegas Harry Reid Intl

Fri 9/5

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

2 stops11h 46m

C$ 230

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Sun 11/5

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

Nonstop4h 53m

Las Vegas Harry Reid Intl

Wed 14/5

6:20 p.m.-6:14 a.m.

1 stop8h 54m

C$ 241

HamiltonLas Vegas

YHM - LAS

YHMLAS

Hamilton

Sun 11/5

6:00 a.m.-3:01 p.m.

2 stops12h 01m

Las Vegas Harry Reid Intl

Tue 13/5

1:45 p.m.-12:41 a.m.

1 stop7h 56m

C$ 242

TorontoLas Vegas

YTZ - LAS

YTZLAS

Toronto Island

Tue 7/10

3:25 p.m.-10:12 p.m.

1 stop9h 47m

Las Vegas Harry Reid Intl

Tue 21/10

11:15 p.m.-11:45 a.m.

1 stop9h 30m

C$ 248

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 6/5

8:35 p.m.-10:30 p.m.

Nonstop4h 55m

Las Vegas Harry Reid Intl

Mon 12/5

11:20 p.m.-10:39 a.m.

1 stop8h 19m

C$ 260

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 17/6

3:35 p.m.-9:30 p.m.

1 stop8h 55m

Las Vegas Harry Reid Intl

Thu 19/6

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

1 stop10h 11m

C$ 294

TorontoLas Vegas

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 21/5

8:45 a.m.-12:59 p.m.

1 stop7h 14m

Las Vegas Harry Reid Intl

Mon 26/5

12:59 a.m.-2:30 p.m.

1 stop10h 31m

C$ 295

MontrealLas Vegas

YUL - LAS

YULLAS

Montreal Pierre Elliott Trudeau Intl

Wed 11/6

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

2 stops15h 38m

Las Vegas Harry Reid Intl

Wed 18/6

11:30 a.m.-12:43 a.m.

1 stop10h 13m

C$ 306

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

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 Thursday, which is when the least amount of flights are scheduled (5 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

9,918 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

9,918 reviews

Alaska Airlines

8.0

Very good

9,918 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

284 reviews

Alaska Airlines

8.0

Very good

9,918 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

7,920 reviews

Alaska Airlines

8.0

Very good

9,918 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

9,918 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

8,685 reviews

Alaska Airlines

8.0

Very good

9,918 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$ 134. Users have also found prices from C$ 136 and C$ 158 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$ 123. On average you can expect to pay C$ 1,032. The most popular route, (Toronto Pearson Intl - Las Vegas Harry Reid Intl), can usually be booked for C$ 208.
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$ 166	AverageC$ 393	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Flair Airlines	CheapestC$ 176	AverageC$ 241	FlexibilityNo cancel fee	On-timeN/A	Search Flair Airlines flights
Porter Airlines	CheapestC$ 190	AverageC$ 408	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 207	AverageC$ 526	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air Transat	CheapestC$ 232	AverageC$ 448	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
United Airlines	CheapestC$ 245	AverageC$ 502	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	CheapestC$ 259	AverageC$ 412	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Delta	CheapestC$ 317	AverageC$ 497	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Canada Jetlines	CheapestC$ 326	AverageC$ 381	FlexibilityNo cancel fee	On-time58%	Search Canada Jetlines 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ontario to Las Vegas from C$ 134

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 4/6. 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 24 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 24 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 24 April 2025.

Cheapflights Fare Finder

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 24 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 24 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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ontario to Las Vegas

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 24 April 2025.