Flights to Las Vegas from Ontario – ONT to LAS

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Cheap Flights to Las Vegas from Ontario (San Bernardino)

Flights from Ontario to Las Vegas begin their journey at the Ontario International Airport, a bustling hub known for its ease of use and commitment to connecting people, places, and opportunities. With its code ONT, the airport serves as a significant gateway for travelers heading to the vibrant city of Las Vegas. The airport, which offers over 25 nonstop flights, including to some of aviation’s largest connecting hubs, ensures a smooth and convenient journey for passengers embarking on their Vegas adventure from Ontario.

The journey from ONT to LAS is a transition from the warm climate and diverse culture of Ontario to the dazzling spectacle of Las Vegas. As passengers board their Vegas-bound flights from Ontario, they leave behind the urban sophistication and suburban relaxation of their city, setting their sights on the endless entertainment options of Las Vegas. Ontario International Airport, with its variety of dining and shopping options, ensures that this journey begins on a high note. Whether you’re a seasoned traveler or embarking on your first Ontario to Las Vegas adventure, the journey to Las Vegas fom Ontario promises to be an unforgettable experience.

So if you are considering booking a flight from Ontario to Vegas now, or planning for the future, make sure you sign up for our price alerts. Vegas is competitive, but this is all we do, so we DO offer the best cheap flights from ONT to LAS, and we also offer flight packages and hotel packages so you can buy both together and save even more on your trip from Ontario. We also provide extremely helpful advice for when you land. Make you check our to see where to pick up your luggage for your flight and the several ways to get to your hotel whether, taxi, car, shuttle, or private limo.

What are you waiting for? Check some dates, find your best deal, and tell us what a great time you had. Prices for flights to Las Vegas from Ontario start at $252.98.

Mar 15 to Mar 17
Mar 22 to Mar 24
Mar 29 to Mar 31

Ontario to Las Vegas Flight Information

Ontario to Las Vegas Flights Info

Traveling to Las Vegas

Viva Las Vegas, Viva Las vegas. Since Elvis sang this famous song, a lot has changed about Las Vegas. So when you are flying from Ontario to Vegas, whether it is for a weekend getaway, or a business trip, there are so many things to do in Las Vegas as soon as you land at Harry Reid International airport. You can catch a hockey game with the Vegas Golden Knights at the T-mobile arena or watch the Raiders at the massive Allegiant stadium. Check out the best restaurants on the strip or sing karaoke. At Flights to Vegas, all we do is offer flights to vegas, whether you are looking for the cheapest flights or a first-class ticket to Vegas, we have the best deals for Ontario to Vegas. We can quote you non-stop, one-way, round trip, business class, or economy. We have all the flights online here from every major airline. We also have partnered to give you great rates on private planes to Vegas if your budget allows.

Here at, we’ll provide you with the best prices from multiple sources. All-in-one, the cheapest flights to Vegas. Book today!

Interested in flying private to Las Vegas? Get your FREE quote today!

Frequently asked questions

How much is a flight from ONT to McCarran Airport?

Round-trip flights between (ONT) Ontario and (LAS) Harry Reid International Airport (formerly McCarran Airport) start from $252.98 based on fares listed on in the last 30 days. Prices vary and subject to availability and terms and conditions provided by the carrier.

Do I need to pay a cancellation fee if I cancel my flight from Ontario (ONT) to McCarran Intl. Airport (LAS)?

Most flights can be canceled online, but all airlines have their own terms and conditions. If you have to cancel your flight that was booked on, please go here.

How do I find cheap flights from ONT to LAS that allow me to change my ticket without penalty (flexible fares)?

All airlines offer tickets with flexible fares often called “full fare”. We recommend against booking these tickets unless you have a high chance of needing to change your flight. You can always change your ticket and pay an additional amount. Most of the time the change fees plus any penalties is still less than a full fare ticket.

How many hours is the flight from ONT Ontario Harry Reid Airport (LAS)?

It takes around 23 minutes to fly to Harry Reid Airport (formerly McCarran Airport) from ONT. Check to see if your flight has Wifi (usually costs money) or meal service as you may want to pick some snacks or a fully charged phone to stay online.

How far is the flight from ONT to Harry Reid Las Vegas Airport?

Approximately 197miles (317km) separates Ontario and Las Vegas. You may want to pack a book to read - perhaps read up on how to beat the casinos or play the slots.

Which airlines fly direct from Ontario (ONT) to McCarran Intl. Airport (LAS)?

American Airlines, Jet Blue, and Delta all fly direct from Ontario to Las Vegas. You may also want to consider a private plane which are much cheaper then you might expect.

Can you get tickets from ONT to McCarran Airport cheaper when purchased at the last minute?

Generally its better to book far in advance. Airline tickets from ONT to Harry Reid Airport are available up to 12 months ahead and can get the seat you want. No one wants a middle seat. Rarely are there deals at the last minute but if you use our price alert feature, we can keep you posted on any bargains and last minute specials.

Can I fly from ONT to McCarran Airport right now?

To see what travel restrictions and quarantine requirements are in place for Harry Reid International airport, see this link.

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