$109 Find Cheap Flights from Ontario to Las Vegas

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Las Vegas departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$160
Overall average: $195
WestJet
Sat 3/28Wed 4/1
YKF - LAS • 2 stops
Cheapest non-stop
$160
Typical prices: $155-$310
Multiple Airlines
Sat 3/21Mon 3/30
YYZ - LAS • Non-stop
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Flight Deals
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Flight Deals

Cheap Flights from Ontario to Las Vegas

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Las Vegas that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Las Vegas

Sat, Mar 28 - Wed, Apr 1
WestJet Logo
7:00 pm - 8:16 pm
YKF
-
LAS
28h 16m2 stops
WestJet Logo
1:10 pm - 5:29 am
LAS
-
YKF
13h 19m2 stops
$160WestJet
Fri, Jan 9 - Mon, Jan 12
WestJet Logo
8:00 pm - 10:09 pm
YYZ
-
LAS
5h 09mnonstop
WestJet Logo
11:25 pm - 6:47 am
LAS
-
YYZ
4h 22mnonstop
$160WestJet
Tue, Feb 10 - Fri, Feb 13
WestJet Logo
6:20 am - 6:13 pm
YKF
-
LAS
14h 53m1 stop
WestJet Logo
1:10 pm - 5:29 am
LAS
-
YKF
13h 19m2 stops
$161WestJet
Fri, Jan 23 - Mon, Jan 26
WestJet Logo
10:15 pm - 8:15 pm
YYZ
-
LAS
25h 00m1 stop
WestJet Logo
11:25 pm - 6:47 am
LAS
-
YYZ
4h 22mnonstop
$161WestJet
Tue, Feb 24 - Fri, Feb 27
WestJet Logo
6:20 am - 6:39 pm
YKF
-
LAS
15h 19m2 stops
WestJet Logo
1:10 pm - 5:29 am
LAS
-
YKF
13h 19m2 stops
$162WestJet
Tue, Jan 13 - Tue, Jan 20
Multiple Airlines Logo
1:30 pm - 9:31 pm
YYZ
-
LAS
11h 01m1 stop
Multiple Airlines Logo
12:40 pm - 7:55 pm
LAS
-
YYZ
4h 15mnonstop
$169Multiple Airlines
Tue, Jan 13 - Tue, Jan 20
Air Canada Logo
3:30 pm - 8:39 pm
YTZ
-
LAS
8h 09m1 stop
Air Canada Logo
9:00 am - 9:35 pm
LAS
-
YTZ
9h 35m1 stop
$195Air Canada
Fri, Jan 9 - Tue, Jan 13
Air Canada Logo
10:30 am - 8:39 pm
YTZ
-
LAS
13h 09m1 stop
Air Canada Logo
9:00 am - 9:35 pm
LAS
-
YTZ
9h 35m1 stop
$206Air Canada
Thu, May 21 - Wed, May 27
Porter Airlines Logo
11:40 am - 9:55 pm
YQT
-
LAS
13h 15m2 stops
Porter Airlines Logo
9:55 am - 10:15 pm
LAS
-
YQT
9h 20m1 stop
$318Porter Airlines
Thu, Feb 5 - Tue, Feb 10
Multiple Airlines Logo
8:10 pm - 9:40 pm
YXU
-
LAS
28h 30m2 stops
Multiple Airlines Logo
7:05 pm - 6:35 am
LAS
-
YXU
8h 30m1 stop
$382Multiple Airlines
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Good to know

Low seasonNovember
Cheapest flight$109
Best time to beat the crowds but there is an average 26% increase in price.
Most popular time to fly and prices are also 10% lower on average.
Flight from Toronto Pearson Airport to Las Vegas

FAQs for booking flights from Ontario 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.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Primm
Winchester
Sunrise Manor

Everything you need to know for your flight to Las Vegas

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

Las Vegas (LAS)