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.

C$ 192 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

Thu, 22 Oct - Wed, 28 Oct

12:25 p.m. - 9:40 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

12h 15m2 stops Winnipeg Calgary

12:50 p.m. - 1:00 a.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

9h 10m1 stop Calgary

C$ 312WestJet

Thu, 22 Oct - Wed, 28 Oct

12:25 p.m. - 6:30 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

9h 05m1 stop Winnipeg

12:50 p.m. - 1:00 a.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

9h 10m1 stop Calgary

C$ 313WestJet

Sat, 10 Oct - Fri, 16 Oct

3:10 p.m. - 10:54 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

10h 44m1 stop Newark

11:43 p.m. - 2:09 p.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

11h 26m1 stop Chicago O'Hare Intl

C$ 329Lufthansa

Tue, 8 Dec - Mon, 14 Dec

5:45 a.m. - 11:15 a.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

8h 30m1 stop Montreal Pierre Elliott Trudeau Intl

11:50 p.m. - 11:20 a.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

8h 30m1 stop Toronto Pearson Intl

C$ 340Air Canada

Wed, 14 Oct - Mon, 19 Oct

5:20 p.m. - 10:13 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

7h 53m1 stop Chicago O'Hare Intl

11:25 p.m. - 9:19 a.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

6h 54m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 346Multiple Airlines

Sat, 21 Nov - Sat, 16 Jan

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

2:35 p.m. - 9:50 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 350Air Transat

Thu, 12 Nov - Mon, 16 Nov

3:10 p.m. - 11:15 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

11h 05m1 stop Newark

11:45 p.m. - 1:11 p.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

10h 26m1 stop Newark

C$ 355United Airlines

Sat, 31 Oct - Sat, 7 Nov

9:45 a.m. - 8:55 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

14h 10m2 stops Washington, D.C. Dulles Intl Denver Intl

5:15 p.m. - 2:09 p.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

17h 54m2 stops San Francisco Chicago O'Hare Intl

C$ 355United Airlines

Fri, 15 Jan - Sun, 17 Jan

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

11:35 p.m. - 6:50 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 367Air Transat

Sat, 3 Oct - Mon, 19 Oct

5:50 p.m. - 10:23 p.m.YOW Ottawa-LAS Las Vegas Harry Reid Intl

7h 33m1 stop Montreal Pierre Elliott Trudeau Intl

11:25 p.m. - 10:21 a.m.LAS Las Vegas Harry Reid Intl-YOW Ottawa

7h 56m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 378Air Canada

Recent last minute flight deals from Ontario to Las Vegas

Tue, 22 Sep - Tue, 29 Sep

5:16 p.m. - 10:56 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 40m1 stop San Francisco

11:25 p.m. - 12:33 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 08m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 418Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

11:00 a.m. - 8:04 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

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

10:40 p.m. - 9:19 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

7h 39m1 stop Newark

C$ 425United Airlines

Tue, 22 Sep - Tue, 29 Sep

2:45 p.m. - 11:57 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

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

11:47 a.m. - 11:59 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

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

C$ 425United Airlines

Wed, 23 Sep - Wed, 30 Sep

10:30 p.m. - 12:30 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

17h 00m1 stop Vancouver Intl

1:20 p.m. - 6:55 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

14h 35m2 stops Vancouver Intl Calgary

C$ 436WestJet

Wed, 23 Sep - Tue, 29 Sep

8:40 p.m. - 12:30 p.m.YKF Toronto Region of Waterloo Intl-LAS Las Vegas Harry Reid Intl

18h 50m2 stops Calgary Vancouver Intl

1:20 p.m. - 7:50 p.m.LAS Las Vegas Harry Reid Intl-YKF Toronto Region of Waterloo Intl

27h 30m2 stops Vancouver Intl Calgary

C$ 448WestJet

Wed, 23 Sep - Tue, 29 Sep

6:15 a.m. - 5:03 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

13h 48m1 stop Vancouver Intl

11:25 p.m. - 10:33 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

8h 08m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 449Air Canada

Wed, 23 Sep - Tue, 29 Sep

10:30 p.m. - 12:30 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

17h 00m1 stop Vancouver Intl

12:45 p.m. - 8:09 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 24mdirect

C$ 488Multiple Airlines

Wed, 23 Sep - Mon, 28 Sep

1:34 p.m. - 6:13 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

7h 39m1 stop Atlanta Hartsfield-Jackson

11:01 p.m. - 12:19 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 18m1 stop Atlanta Hartsfield-Jackson

C$ 492Delta

Wed, 23 Sep - Fri, 25 Sep

11:38 a.m. - 8:48 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

12h 10m1 stop Atlanta Hartsfield-Jackson

11:01 p.m. - 12:19 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

10h 18m1 stop Atlanta Hartsfield-Jackson

C$ 492Delta

Wed, 23 Sep - Tue, 29 Sep

5:16 p.m. - 10:56 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

8h 40m1 stop San Francisco

12:38 p.m. - 11:26 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

7h 48m1 stop Chicago O'Hare Intl

C$ 551Air Canada

Recent direct flight deals from Ontario to Las Vegas

Sat, 21 Nov - Sat, 16 Jan

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

2:35 p.m. - 9:50 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 350Air Transat

Sun, 13 Dec - Sun, 20 Dec

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

11:35 p.m. - 6:50 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 365Porter Airlines

Fri, 15 Jan - Sun, 17 Jan

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

11:35 p.m. - 6:50 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 367Air Transat

Fri, 15 Jan - Mon, 18 Jan

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

11:35 p.m. - 6:50 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 367Porter Airlines

Sat, 3 Oct - Tue, 6 Oct

8:35 p.m. - 10:22 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mdirect

11:30 p.m. - 6:49 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mdirect

C$ 369Air Canada

Thu, 29 Oct - Tue, 3 Nov

8:40 p.m. - 10:47 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

11:50 p.m. - 7:10 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 20mdirect

C$ 371Air Canada

Sun, 29 Nov - Sat, 5 Dec

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

4:35 p.m. - 11:50 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 434Multiple Airlines

Mon, 23 Nov - Thu, 26 Nov

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

4:35 p.m. - 11:50 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 436Multiple Airlines

Sat, 7 Nov - Sat, 21 Nov

8:30 p.m. - 10:37 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

5h 07mdirect

4:35 p.m. - 11:50 p.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 15mdirect

C$ 477American Airlines

Fri, 16 Oct - Mon, 19 Oct

8:35 p.m. - 10:22 p.m.YYZ Toronto Pearson Intl-LAS Las Vegas Harry Reid Intl

4h 47mdirect

11:20 p.m. - 6:39 a.m.LAS Las Vegas Harry Reid Intl-YYZ Toronto Pearson Intl

4h 19mdirect

C$ 527American Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	C$ 192

Best time to beat the crowds (19% less expensive on average)

Most popular time to fly (18% more expensive 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.

Paradise

Henderson

Mesquite

Winchester

Kingman

Furnace Creek

Boulder City

North Las Vegas

Pahrump

Primm

Sunrise Manor

Needles

Mount Charleston

More options for your flight to Las Vegas

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

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Hotels in Las Vegas

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LAS

C$ 192 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

Travelling to a place near Las Vegas?

More options for your flight to Las Vegas

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

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

Cabin class types available on flights to Ontario

Find direct flights for Las Vegas

Flights from domestic origins to Las Vegas

Flights to other popular destinations

Find deals for your return flight