$24 Cheap Flights from Ontario (ONT) to Las Vegas (LAS)

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Cheap Flights from Los Angeles - Ontario Intl. to Harry Reid Intl.

Prices were available within the past 7 days and start at $24 for one-way flights and $43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Ontario (ONT) to Las Vegas (LAS)
Origin AirportLos Angeles - Ontario Intl.
Destination AirportHarry Reid Intl.
Airlines ServingAlaska Airlines, American Airlines, Delta, Frontier Airlines, United
Flight Price$42
Distance196 mi

Ontario to Las Vegas Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Ontario to Las Vegas offer the perfect respite. Not only does exploring Las Vegas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Ontario to Las Vegas may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from ONT to LAS today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Las Vegas are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Las Vegas more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Las Vegas is $24 now!

Frequently asked questions

How much is a flight from Ontario Airport to LAS?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between Ontario Airport and LAS was $43. Cheap fares don’t stick around for long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to Harry Reid Airport (formerly McCarran Airport)?
This can vary between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are easy-to-follow instructions on how to cancel online.
How do I find cheap flights from ONT to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Ontario Airport to LAS flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Ontario Airport to Harry Reid Airport (formerly McCarran Airport)?
The average flight time from ONT to Harry Reid Airport (formerly McCarran Airport) is only 1 hour and 7 minutes. You’ll be lucky to get through a whole movie before you arrive!
How far is the flight from Ontario Airport to LAS?
The distance from ONT (ONT) to LAS (LAS) is only 199 mi. You’ll be disembarking the plane and picking up your baggage from the carousel in next to no time.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Harry Reid Airport (formerly McCarran Airport)?
Southwest Airlines (WN) is one of the preferred choices for travelers jetting between Ontario Airport and LAS. Take your pick of the 143 flights it operates on this route each month. Frontier Airlines (F9) is also worth considering. It offers 56 flights every month. Between these two airlines, you’ll be able to find a great deal from Ontario to Las Vegas.
Are Los Angeles - Ontario Intl. Airport (ONT) to Harry Reid Airport (formerly McCarran Airport) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from ONT to Harry Reid Airport (formerly McCarran Airport) at the last minute could be your ticket to a great deal. However, it could end up costing you a whole lot more! If you’d prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn’t released tickets yet, check back frequently as deals are updated on Expedia all the time.
Can I fly from Ontario Airport to Harry Reid Airport (formerly McCarran Airport) right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from Los Angeles - Ontario Intl. Airport (ONT) to Harry Reid Airport (formerly McCarran Airport) please visit our COVID 19 travel advisor portal link.
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