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.

$131 CHEAP FLIGHTS from Ontario to Las Vegas

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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

Thu, Oct 22 - Wed, Oct 28

12:25 pm - 9:40 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

12h 15m2 stops Winnipeg Calgary

12:50 pm - 1:00 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

9h 10m1 stop Calgary

$223WestJet

Thu, Oct 22 - Wed, Oct 28

12:25 pm - 6:30 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

9h 05m1 stop Winnipeg

12:50 pm - 1:00 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

9h 10m1 stop Calgary

$224WestJet

Sat, Oct 10 - Fri, Oct 16

3:10 pm - 10:54 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

10h 44m1 stop Newark

11:43 pm - 2:09 pmLAS Las Vegas Harry Reid Intl-YOW Ottawa

11h 26m1 stop Chicago O'Hare Intl

$235Lufthansa

Tue, Dec 8 - Mon, Dec 14

5:45 am - 11:15 amYOW Ottawa-LAS Las Vegas Harry Reid Intl

8h 30m1 stop Montreal Pierre Elliott Trudeau Intl

11:50 pm - 11:20 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

8h 30m1 stop Toronto Pearson Intl

$243Air Canada

Wed, Oct 14 - Mon, Oct 19

5:20 pm - 10:13 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

7h 53m1 stop Chicago O'Hare Intl

11:25 pm - 9:19 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

6h 54m1 stop Montreal Pierre Elliott Trudeau Intl

$247Multiple Airlines

Sat, Nov 21 - Sat, Jan 16

8:30 pm - 10:37 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

$250Air Transat

Tue, Dec 8 - Mon, Dec 14

2:00 pm - 9:48 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

10h 48m1 stop Washington, D.C. Dulles Intl

7:21 pm - 2:09 pmLAS Las Vegas Harry Reid Intl-YOW Ottawa

15h 48m2 stops Los Angeles Los Angeles Chicago O'Hare Intl

$254United Airlines

Thu, Nov 12 - Mon, Nov 16

3:10 pm - 11:15 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

11h 05m1 stop Newark

11:45 pm - 1:11 pmLAS Las Vegas Harry Reid Intl-YOW Ottawa

10h 26m1 stop Newark

$254United Airlines

Fri, Jan 15 - Sun, Jan 17

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

$262Air Transat

Sat, Oct 3 - Mon, Oct 19

5:50 pm - 10:23 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

7h 33m1 stop Montreal Pierre Elliott Trudeau Intl

11:25 pm - 10:21 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

7h 56m1 stop Montreal Pierre Elliott Trudeau Intl

$270Air Canada

Recent last minute flight deals from Ontario to Las Vegas

Tue, Sep 22 - Tue, Sep 29

5:16 pm - 10:56 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 40m1 stop San Francisco

11:25 pm - 12:33 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 08m1 stop Montreal Pierre Elliott Trudeau Intl

$299Multiple Airlines

Tue, Sep 22 - Tue, Sep 29

11:00 am - 8:04 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 04m2 stops Chicago O'Hare Intl Los Angeles Los Angeles

10:40 pm - 9:19 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

7h 39m1 stop Newark

$304United Airlines

Tue, Sep 22 - Tue, Sep 29

2:45 pm - 11:57 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 12m2 stops Chicago O'Hare Intl Los Angeles Los Angeles

11:47 am - 11:59 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 12m2 stops Denver Intl Chicago O'Hare Intl

$304United Airlines

Wed, Sep 23 - Tue, Sep 29

8:40 pm - 12:30 pmYKF Toronto Region of Waterloo Intl-LAS Las Vegas Harry Reid Intl

18h 50m2 stops Calgary Vancouver Intl

1:20 pm - 7:50 pmLAS Las Vegas Harry Reid Intl-YKF Toronto Region of Waterloo Intl

27h 30m2 stops Vancouver Intl Calgary

$320WestJet

Wed, Sep 23 - Tue, Sep 29

8:40 pm - 9:40 pmYKF Toronto Region of Waterloo Intl-LAS Las Vegas Harry Reid Intl

28h 00m1 stop Calgary

1:20 pm - 7:50 pmLAS Las Vegas Harry Reid Intl-YKF Toronto Region of Waterloo Intl

27h 30m2 stops Vancouver Intl Calgary

$328WestJet

Tue, Sep 22 - Wed, Sep 23

11:38 am - 8:48 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 10m1 stop Atlanta Hartsfield-Jackson

11:01 pm - 12:19 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 18m1 stop Atlanta Hartsfield-Jackson

$352Delta

Tue, Sep 22 - Thu, Sep 24

5:54 pm - 11:35 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 41m1 stop Salt Lake City

8:25 am - 9:59 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 34m1 stop Atlanta Hartsfield-Jackson

$353Delta

Tue, Sep 22 - Tue, Sep 29

9:45 am - 5:03 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 18m1 stop San Francisco

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$377Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

7:00 am - 8:47 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$386Porter Airlines

Sat, Sep 19 - Tue, Sep 22

9:55 am - 11:42 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

12:45 pm - 8:09 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mnonstop

$405Porter Airlines

Recent direct flight deals from Ontario to Las Vegas

Sat, Nov 21 - Sat, Jan 16

8:30 pm - 10:37 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

$250Air Transat

Sun, Dec 13 - Sun, Dec 20

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

$261Porter Airlines

Fri, Jan 15 - Sun, Jan 17

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

$262Air Transat

Fri, Jan 15 - Mon, Jan 18

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

$262Porter Airlines

Sat, Oct 3 - Tue, Oct 6

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:30 pm - 6:49 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$264Air Canada

Thu, Nov 19 - Tue, Nov 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

$265Air Canada

Sun, Nov 29 - Sat, Dec 5

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

5h 07mnonstop

4:35 pm - 11:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$310Multiple Airlines

Mon, Nov 23 - Thu, Nov 26

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

5h 07mnonstop

4:35 pm - 11:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$312Multiple Airlines

Sat, Nov 7 - Sat, Nov 21

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

5h 07mnonstop

4:35 pm - 11:50 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mnonstop

$341American Airlines

Fri, Oct 16 - Mon, Oct 19

8:35 pm - 10:22 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:20 pm - 6:39 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$377American Airlines

Useful Info

Low season	June
High season	December
Cheapest flight	$131

Best time to beat the crowds with an average 26% drop in price.

Most popular time to fly and prices are also 10% lower on average.

Flight from Toronto Pearson Airport 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.