C$ 113 Find Cheap Flights from Las Vegas to Ontario – Compare and Save

These are the earliest and latest flight times available from Las Vegas to Ontario:

• Earliest: departs at 5:10 am and lands at 6:15 am
• Latest: departs at 11:15 pm and lands at 12:20 am.

The flight takes about 1h 05m.

A direct flight from Las Vegas to Ontario takes 1h 05m, covering 510 km.

No, a passport is not required for this domestic route, but you will need another form of identification, such as a driver's licence.

Round-trip flights from Las Vegas to Ontario range from C$ 122 to C$ 398, with an average of C$ 241 over the past 12 months. Anything below C$ 122 counts as a good deal.

On this route, direct flights are cheaper than layover options on average. Direct fares average C$ 241 round-trip, compared to C$ 760 via a layover through Phoenix Sky Harbor Intl (PHX).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 64–C$ 142 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A320neo family is used most often on this route, operated mainly by Frontier. Other aircraft seen on the route include Airbus A321neo variants.

Morning is the busiest departure period on Las Vegas to Ontario flights, with 43% leaving in that window. Afternoon departures account for 29%, Evening flights for 14%, and Night flights for 14%.

One-way fares from Las Vegas to Ontario are currently lower than usual. Average one-way flight prices are about C$ 149, which is 17% below the typical average for this route.

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around C$ 26 for economy cars. Top options include:

• Fox
• Thrifty
• Europcar
• Dollar
• Alamo

Flights from Las Vegas to Ontario usually depart from Las Vegas Harry Reid Intl (LAS) and arrive at Ontario (ONT).

Most connecting flights from Las Vegas to Ontario pass through Phoenix Sky Harbor Intl (PHX), which handles 100% of one-stop traffic on this route.

Yes. Flexible dates can save you up to 55% on flights from Las Vegas to Ontario. Wednesday is the cheapest departure day at C$ 179 round-trip on average, while Monday is the most expensive at C$ 396, a difference of C$ 216.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

2 airlines operate flights between Las Vegas and Ontario. The airlines offering direct flights on this route include:

• Southwest
• Frontier

Ontario Convention Center is one of the most viewed places in Ontario on KAYAK.

Among airlines operating Las Vegas to Ontario flights:

• Frontier: offers free seat selection
• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a carry-on bag and a checked bag in Economy Class
• Frontier: a cabin bag in Economy Class class
• JetBlue: a cabin bag in Economy Class class

Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.