How does KAYAK find such low prices on flights from Ontario to Las Vegas?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Las Vegas.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Las Vegas?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Las Vegas?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Las Vegas?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$155 CHEAP FLIGHTS from Ontario to Las Vegas

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Ontario to Las Vegas

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to Las Vegas

Fri, Apr 2 - Mon, Apr 5

8:40 pm - 10:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 54mnonstop

11:50 pm - 7:09 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$248Air Canada

Sat, Nov 21 - Wed, Jan 13

8:30 pm - 10:33 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 03mnonstop

9:40 am - 8:40 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 00m1 stop Edmonton

$248Porter Airlines

Fri, Nov 20 - Fri, Nov 27

6:10 am - 4:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

13h 05m2 stops Calgary Edmonton

10:45 am - 5:45 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

16h 00m2 stops Vancouver Intl Edmonton

$248WestJet

Sun, Nov 22 - Thu, Nov 26

7:30 am - 3:55 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

11h 25m1 stop Calgary

12:00 pm - 5:00 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

14h 00m2 stops Vancouver Intl Calgary

$248WestJet

Sat, Nov 21 - Wed, Jan 13

1:30 pm - 3:33 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 03mnonstop

2:35 pm - 9:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$248Porter Airlines

Thu, Jan 7 - Tue, Jan 12

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

10:22 pm - 4:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

15h 28m1 stop Phoenix Sky Harbor Intl

$249Multiple Airlines

Thu, Jan 7 - Wed, Jan 13

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

6:00 am - 4:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

7h 50m1 stop Phoenix Sky Harbor Intl

$251Multiple Airlines

Thu, Dec 17 - Thu, Dec 24

8:40 pm - 10:47 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:50 pm - 7:10 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 20mnonstop

$256Air Canada

Mon, Mar 1 - Sat, Mar 6

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$271Air Transat

Mon, Dec 14 - Thu, Dec 17

8:30 pm - 10:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

2:35 pm - 9:52 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 17mnonstop

$271Air Transat

Recent last minute flight deals from Ontario to Las Vegas

Wed, Oct 28 - Tue, Nov 3

9:10 am - 7:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

13h 05m2 stops Winnipeg Edmonton

11:50 am - 5:45 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

14h 55m2 stops Calgary Edmonton

$374WestJet

Wed, Oct 28 - Wed, Nov 4

1:30 pm - 9:45 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

11h 15m1 stop Calgary

7:45 am - 11:40 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

12h 55m2 stops Calgary Winnipeg

$391WestJet

Wed, Oct 28 - Fri, Nov 27

8:40 pm - 10:47 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

7:20 am - 7:57 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 37m1 stop Vancouver Intl

$412Air Canada

Sat, Oct 31 - Wed, Nov 18

7:00 am - 9:07 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

3:13 pm - 6:10 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

47h 57m3 stops Ontario Dallas/Fort Worth Nashville Intl

$417Multiple Airlines

Sat, Oct 31 - Tue, Nov 10

11:30 am - 1:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

4:08 pm - 7:39 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

24h 31m1 stop Phoenix Sky Harbor Intl

$434Multiple Airlines

Wed, Oct 28 - Fri, Nov 27

8:40 pm - 10:47 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:50 pm - 7:10 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 20mnonstop

$435Air Canada

Sat, Oct 31 - Thu, Nov 5

11:30 am - 1:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

7:11 am - 9:18 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

11h 07m1 stop Los Angeles

$451Porter Airlines

Wed, Oct 28 - Fri, Nov 27

6:30 am - 10:19 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

6h 49m1 stop Minneapolis St Paul

9:55 am - 11:11 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 16m1 stop Minneapolis St Paul

$451Delta

Sat, Oct 31 - Wed, Nov 18

7:00 am - 9:07 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

7:11 am - 9:18 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

11h 07m1 stop Los Angeles

$452Porter Airlines

Sat, Oct 31 - Fri, Nov 6

1:34 pm - 7:52 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

9h 18m1 stop Atlanta Hartsfield-Jackson

11:37 pm - 11:25 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 48m1 stop New York John F Kennedy Intl

$516Delta

Recent direct flight deals from Ontario to Las Vegas

Fri, Apr 2 - Mon, Apr 5

8:40 pm - 10:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 54mnonstop

11:50 pm - 7:09 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$248Air Canada

Sat, Nov 21 - Wed, Jan 13

1:30 pm - 3:33 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 03mnonstop

2:35 pm - 9:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$248Porter Airlines

Fri, Feb 5 - Sat, Feb 6

11:30 am - 1:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

2:35 pm - 9:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$248Porter Airlines

Thu, Dec 17 - Thu, Dec 24

8:40 pm - 10:47 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:50 pm - 7:10 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 20mnonstop

$256Air Canada

Mon, Dec 14 - Thu, Dec 17

8:30 pm - 10:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

2:35 pm - 9:52 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 17mnonstop

$271Air Transat

Mon, Dec 14 - Fri, Dec 18

8:30 pm - 10:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

11:35 pm - 6:52 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 17mnonstop

$271Air Transat

Fri, Nov 27 - Thu, Dec 3

8:30 pm - 10:33 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 03mnonstop

11:35 pm - 6:52 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 17mnonstop

$288Multiple Airlines

Sun, Apr 18 - Fri, Apr 23

8:30 pm - 10:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$289Multiple Airlines

Wed, Dec 16 - Sat, Dec 19

11:30 am - 1:34 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

2:35 pm - 9:52 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 17mnonstop

$348American Airlines

Sat, Jan 2 - Wed, Jan 6

8:30 pm - 10:42 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 12mnonstop

11:35 pm - 6:50 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$349American Airlines

Useful Info

Low season	June
High season	December
Cheapest flight	$155

Best time to beat the crowds with an average 28% drop in price.

Most popular time to fly and prices are also 19% lower on average.

Flight from London to Las Vegas

How does KAYAK find such low prices on flights from Ontario to Las Vegas?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Las Vegas.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Las Vegas?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Las Vegas?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Las Vegas?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.