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.

$147 CHEAP FLIGHTS from Ontario to Las Vegas

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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

7:20 am - 3:30 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

11h 10m1 stop Calgary

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

9h 10m1 stop Calgary

$243WestJet

Wed, Dec 2 - Sun, Dec 6

5:30 am - 3:55 pmYOW Ottawa-LAS Las Vegas Harry Reid Intl

13h 25m2 stops Toronto Pearson Intl Calgary

9:35 am - 12:01 amLAS Las Vegas Harry Reid Intl-YOW Ottawa

11h 26m2 stops Edmonton Calgary

$245WestJet

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

$275Air Canada

Fri, Sep 18 - Tue, Sep 22

8:35 pm - 10:22 pmYYZ 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

$275Air Canada

Fri, Nov 6 - Mon, Nov 9

6:28 pm - 12:37 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

9h 09m1 stop New York John F Kennedy Intl

10:16 pm - 11:09 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

9h 53m1 stop Atlanta Hartsfield-Jackson

$276Delta

Thu, Nov 5 - Sun, Nov 8

6:33 pm - 11:35 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 02m1 stop Atlanta Hartsfield-Jackson

11:34 pm - 1:30 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 56m1 stop Detroit Metropolitan Wayne County

$276Delta

Sat, Oct 10 - Thu, Nov 12

1:50 pm - 3:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

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

4h 15mnonstop

$276Porter Airlines

Thu, Nov 26 - Sun, Dec 6

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

5h 07mnonstop

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

8h 00m1 stop Edmonton

$276Porter Airlines

Sat, Oct 24 - Wed, Oct 28

1:50 pm - 3:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

1:00 pm - 6:45 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

14h 45m2 stops Vancouver Intl Edmonton

$276Multiple Airlines

Sun, Oct 18 - Tue, Oct 27

10:00 am - 3:30 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 30m1 stop Calgary

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

4h 20mnonstop

$276Multiple Airlines

Recent last minute flight deals from Ontario to Las Vegas

Sat, Aug 29 - Sat, Sep 5

12:40 pm - 9:40 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 00m2 stops Winnipeg Calgary

11:30 am - 1:05 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 35m1 stop Calgary

$344WestJet

Sat, Aug 29 - Sat, Sep 5

6:00 am - 5:15 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

14h 15m1 stop Calgary

11:30 am - 1:05 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 35m1 stop Calgary

$363WestJet

Wed, Aug 26 - Sat, Oct 24

2:30 pm - 8:08 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 38m1 stop Washington, D.C. Dulles Intl

7:37 pm - 7:00 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 23m1 stop San Francisco

$395United Airlines

Wed, Aug 26 - Sat, Oct 24

10:45 am - 5:59 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

10h 14m2 stops Denver Intl Los Angeles

7:37 pm - 7:00 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 23m1 stop San Francisco

$395United Airlines

Wed, Aug 26 - Sat, Oct 24

9:00 pm - 9:27 amYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

15h 27m1 stop Chicago O'Hare Intl

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

4h 19mnonstop

$395Multiple Airlines

Wed, Aug 26 - Wed, Sep 30

6:34 pm - 11:10 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

7h 36m1 stop Atlanta Hartsfield-Jackson

10:45 am - 11:59 pmLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 14m1 stop Atlanta Hartsfield-Jackson

$421Delta

Fri, Aug 28 - Fri, Sep 25

6:34 pm - 11:10 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

7h 36m1 stop Atlanta Hartsfield-Jackson

11:24 pm - 8:53 amLAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

6h 29m1 stop Detroit Metropolitan Wayne County

$421Delta

Sun, Aug 30 - Wed, Sep 2

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

$423Air Transat

Sat, Aug 29 - Tue, Sep 1

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

$424Air Transat

Sat, Aug 29 - Tue, Sep 1

12:40 pm - 9:40 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 00m2 stops Winnipeg Calgary

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

4h 19mnonstop

$454Multiple Airlines

Recent direct flight deals from Ontario to Las Vegas

Tue, Oct 13 - Sat, Oct 17

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

$275Air Canada

Mon, Oct 19 - Fri, Oct 23

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

$275Air Canada

Sat, Oct 3 - Sat, Oct 10

1:50 pm - 3:37 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

$276Porter Airlines

Sat, Oct 10 - Thu, Nov 12

1:50 pm - 3:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

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

4h 15mnonstop

$276Porter Airlines

Sat, Oct 17 - Sat, Oct 31

1:50 pm - 3:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

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

4h 15mnonstop

$279Air Transat

Fri, Sep 18 - Mon, Sep 21

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

$279Air Transat

Mon, Nov 23 - Wed, Nov 25

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

$280Multiple Airlines

Sat, Oct 24 - Wed, Oct 28

1:50 pm - 3:37 pmYYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mnonstop

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

4h 20mnonstop

$291Multiple Airlines

Sun, Dec 6 - Wed, Dec 9

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

$342American Airlines

Fri, Dec 4 - Mon, Dec 14

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

$342American Airlines

Useful Info

Low season	June
High season	December
Cheapest flight	$147

Best time to beat the crowds with an average 25% 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.

Winchester

Sunrise Manor

Primm

Everything you need to know for your flight to Las Vegas

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Information on the airport you'll fly into in Las Vegas

Las Vegas (LAS)

$147 Find Cheap Flights from Ontario to Las Vegas - Compare and Save

Cheap Flights from Ontario to Las Vegas

Recent round-trip flight deals from Ontario to Las Vegas

Recent one-way flight deals from Ontario to Las Vegas

Recent last minute flight deals from Ontario to Las Vegas

Recent direct flight deals from Ontario to Las Vegas

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Ontario to Las Vegas

Traveling to a place near Las Vegas?

Everything you need to know for your flight to Las Vegas

Information on the airport you'll fly into in Las Vegas

Cabin class types available on flights to Ontario

Complete your trip to Las Vegas with a hotel stay or car rental

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Choose which airport to fly into in Las Vegas

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