Cheap flights from Ontario to Las Vegas from $108
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Las Vegas departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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WestJet flights from Region of Ontario to Las Vegas
Our best WestJet deals on Region of Ontario to Las Vegas flight tickets
Porter Airlines flights from Region of Ontario to Las Vegas
Our best Porter Airlines deals on Region of Ontario to Las Vegas flight tickets
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How to get the cheapest flight ticket from Region of Ontario to Las Vegas
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Las Vegas?
The month of January is, on average, the cheapest month to fly to Las Vegas from Region of Ontario, with most prices found around $205. The month of February is another great option to travel to Las Vegas, with average flight prices from Region of Ontario averaging around $221.
What is the cheapest day to depart on your flight to Las Vegas?
Our data shows that Saturday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $241. Flights from Region of Ontario to Las Vegas on a Thursday will generally be more expensive and average around $326. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Las Vegas?
The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as $227. Flights to Las Vegas are more costly at noon, with an average ticket price of $379. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Ontario to Las Vegas Harry Reid Intl flight route?
Fly from Toronto Pearson Intl to Las Vegas Harry Reid Intl for the best Ontario - Las Vegas Harry Reid Intl flight prices
How far in advance should I book a flight to Las Vegas?
You are more likely to see cheaper flights to Las Vegas from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Region of Ontario for as low as $237 on momondo.
What cabin class options are available on Ontario to Las Vegas Harry Reid Intl flights?
There are 4 cabin classes available to choose from on Ontario to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Ontario to Las Vegas Harry Reid Intl?
WestJet, Porter Airlines, and Air Canada are the most popular carriers operating from Ontario to Las Vegas Harry Reid Intl
What airlines fly to Las Vegas?
Porter Airlines, WestJet and Air Canada are the top three most popular airlines that fly to Las Vegas from Region of Ontario according to our data. Porter Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 7 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.
How many flights depart from Region of Ontario to Las Vegas on average per day?
As of June 2025, 8 flights take off from Region of Ontario and land in Las Vegas each day. The most common flight departure time for this route is 9:00AM, with 63% of daily flights taking off at noon.
How many flights depart from Region of Ontario to Las Vegas on average per week?
As of June 2025, there are 56 flights per week flying from Region of Ontario to Las Vegas. The most common day of the week flights depart is Wed, with 18% of flights taking off on this day.
Cheap Region of Ontario to Las Vegas flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Las Vegas
When did momondo last update prices for flights from Ontario to Las Vegas Harry Reid Intl Airport?
Prices for flights from Ontario to Las Vegas Harry Reid Intl Airport are updated daily.
How many operators does momondo search for flights from Ontario to Las Vegas Harry Reid Intl Airport?
The number of operators available for flights from Ontario to Las Vegas Harry Reid Intl Airport is 7 as of June 2025.
How old do you have to be to fly from Ontario to Las Vegas Harry Reid Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Las Vegas Harry Reid Intl Airport.
What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?
The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to Las Vegas?
momondo data reveals that the most frequently booked plane model on the route from Region of Ontario to Las Vegas is Embraer 195 E2, representing 75.41% of all bookings. The subsequent popular models are Airbus A319 at 8.54%, Airbus A321-100/200 at 6.14%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 3.09%.
Best airlines flying from Region of Ontario to Las Vegas
Compare and see reviews for airlines that fly from Region of Ontario to Las Vegas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $120 | Free Cancellation | Rating 7.1 9,568 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 8.0 289 reviews | |||
| PriceFrom $141 | Free Cancellation | Rating 7.2 2,876 reviews | |||
| PriceFrom $167 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $177 | Free Cancellation | Rating 7.8 398 reviews | |||
| PriceFrom $201 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 8.0 7,964 reviews |
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Why should I use momondo to find a flight deal from Ontario to Las Vegas?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Las Vegas for you.
Can I find flights from Ontario to Las Vegas with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Las Vegas from Ontario with this policy.
How can momondo help me find flights from Ontario to Las Vegas?
Once you have performed a search for Ontario to Las Vegas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ontario to Las Vegas right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.