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.

$163 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

Mon, Oct 19 - 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

$235WestJet

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

$244WestJet

Thu, Nov 5 - Mon, Nov 9

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

$266Porter Airlines

Sat, Nov 7 - Mon, Nov 9

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

$266Porter Airlines

Sat, Oct 10 - Fri, Oct 16

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

$266Air Canada

Tue, Oct 6 - Tue, Oct 13

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

$266Air Canada

Fri, Oct 2 - Fri, Oct 23

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

4h 47mnonstop

8:30 am - 9:35 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 05m2 stops Calgary Winnipeg

$266Multiple Airlines

Fri, Dec 11 - Mon, Dec 14

9:10 am - 6:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 05m2 stops Winnipeg Edmonton

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

4h 15mnonstop

$267Multiple Airlines

Sun, Oct 18 - Fri, Oct 23

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

$271Air Transat

Sun, Oct 11 - Sat, Oct 17

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

4h 47mnonstop

4:40 pm - 11:59 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$272Air Transat

Recent last minute flight deals from Ontario to Las Vegas

Sun, Sep 13 - Fri, Sep 18

7:00 am - 12:55 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 55m1 stop Calgary

1:20 pm - 1:05 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 45m1 stop Vancouver Intl

$269WestJet

Tue, Sep 15 - Fri, Sep 18

8:00 am - 5:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 15m2 stops Winnipeg Calgary

8:30 am - 11:25 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

11h 55m2 stops Calgary Winnipeg

$270WestJet

Sat, Sep 12 - Sat, Sep 12

6:25 am - 1:14 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

9h 49m1 stop Chicago O'Hare Intl

3:41 pm - 9:11 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

14h 30m1 stop Newark

$348United Airlines

Mon, Sep 14 - Mon, Sep 21

6:05 am - 12:21 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

9h 16m1 stop Newark

11:59 pm - 4:38 pmLAS Las Vegas Harry Reid Intl-YOW Ottawa

13h 39m1 stop Newark

$354United Airlines

Tue, Sep 15 - Mon, Sep 21

7:00 am - 12:55 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 55m1 stop Calgary

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

4h 19mnonstop

$356Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

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

4h 47mnonstop

4:35 pm - 5:10 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 35m1 stop Edmonton

$374Multiple Airlines

Fri, Sep 11 - Tue, Sep 22

8:35 pm - 10:22 pmYYZ 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

$385Porter Airlines

Sat, Sep 12 - 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

$385Porter Airlines

Sat, Sep 12 - Tue, Sep 22

9:15 am - 11:02 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

11:25 pm - 6:44 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$390Air Canada

Tue, Sep 15 - Tue, Sep 22

8:00 am - 11:48 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

18h 48m1 stop Vancouver Intl

11:25 pm - 6:44 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$397Air Canada

Recent direct flight deals from Ontario to Las Vegas

Thu, Nov 5 - Mon, Nov 9

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

$266Porter Airlines

Sat, Nov 7 - Mon, Nov 9

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

$266Porter Airlines

Tue, Dec 1 - Sun, Dec 6

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

$266Air Canada

Tue, Oct 13 - Fri, Oct 16

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

$266Air Canada

Sun, Oct 18 - Fri, Oct 23

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

$271Air Transat

Sun, Oct 11 - Sat, Oct 17

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

4h 47mnonstop

4:40 pm - 11:59 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mnonstop

$272Air Transat

Sat, Nov 21 - Wed, Nov 25

1:30 pm - 3:37 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

$279Multiple Airlines

Mon, Oct 5 - Tue, Oct 13

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

$295Multiple Airlines

Sun, Dec 6 - Thu, Dec 10

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

$378American Airlines

Thu, Oct 8 - Thu, Oct 15

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

$431American Airlines

Useful Info

Low season	June
High season	December
Cheapest flight	$163

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 Ottawa 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.