Lowest Prices
Uncover the best deals on Las Vegas to Ontario flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest LAS - ONT Flights
Useful information for finding best airline tickets from McCarran International to Ontario International on your next trip.
Cheapest Round Trip Flight
$328
American Airlines
• 1 stop
• 8h 25m
Jul 21 – Jul 28
The cheapest round trip flight from Las Vegas to Ontario (LAS-ONT-LAS) is currently $328
Cheapest Direct Flight
$185
Frontier Airlines
• nonstop
• 1h 49m
Jul 19
The cheapest nonstop flight from Las Vegas to Ontario (LAS-ONT) is currently $185
Fastest Flight
1h 43m
The fastest nonstop flight from Las Vegas to Ontario (LAS-ONT) takes 1h 43m
Top Airlines Flying from Las Vegas to Ontario
Latest Flight Deals from Las Vegas (LAS) to Ontario (ONT)
Compare and book low fare round-trip air tickets from Las Vegas to Ontario. Ideal for travelers with confirmed return itineraries.
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 25m
1:13 PM - 6:18 PM • 1 stop
Las Vegas → Ontario
2h
4:04 PM - 5:24 PM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 29m
4:34 PM - 9:43 PM • 1 stop
Las Vegas → Ontario
2h 3m
8:10 AM - 9:33 AM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 37m
6:45 AM - 12:02 PM • 1 stop
Las Vegas → Ontario
1h 59m
12:26 PM - 1:45 PM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 29m
4:34 PM - 9:43 PM • 1 stop
Las Vegas → Ontario
8h 24m
4:39 PM - 9:43 PM • 1 stop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 25m
1:13 PM - 6:18 PM • 1 stop
Las Vegas → Ontario
7h 35m
10:00 AM - 2:55 PM • 1 stop
American Airlines
Flying to Ontario soon? We've surfaced some of the most affordable last-minute flights from Las Vegas to Ontario, ideal for urgent plans or spontaneous trips.
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 25m
1:13 PM - 6:18 PM • 1 stop
Las Vegas → Ontario
2h
4:04 PM - 5:24 PM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 29m
4:34 PM - 9:43 PM • 1 stop
Las Vegas → Ontario
2h 3m
8:10 AM - 9:33 AM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 37m
6:45 AM - 12:02 PM • 1 stop
Las Vegas → Ontario
1h 59m
12:26 PM - 1:45 PM • nonstop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 29m
4:34 PM - 9:43 PM • 1 stop
Las Vegas → Ontario
8h 24m
4:39 PM - 9:43 PM • 1 stop
American Airlines
Jul 21 - Jul 28, Economy
Las Vegas → Ontario
8h 25m
1:13 PM - 6:18 PM • 1 stop
Las Vegas → Ontario
7h 35m
10:00 AM - 2:55 PM • 1 stop
American Airlines
Looking for the fastest way to Ontario? These direct flight options from LAS to ONT offer both convenience and value—no layovers, just straight to your destination.
Jul 19 - Jul 29, Economy
Las Vegas → Ontario
1h 49m
2:45 PM - 3:54 PM • nonstop
Las Vegas → Ontario
1h 51m
1:38 PM - 2:49 PM • nonstop
Frontier Airlines
Jul 19 - Jul 29, Economy
Las Vegas → Ontario
1h 43m
7:00 AM - 8:03 AM • nonstop
Las Vegas → Ontario
1h 51m
3:40 PM - 4:51 PM • nonstop
Frontier Airlines
Jul 21 - Jul 27, Economy
Las Vegas → Ontario
1h 49m
2:05 PM - 3:14 PM • nonstop
Las Vegas → Ontario
1h 51m
3:40 PM - 4:51 PM • nonstop
Frontier Airlines
Jul 21 - Jul 27, Economy
Las Vegas → Ontario
1h 43m
7:00 AM - 8:03 AM • nonstop
Las Vegas → Ontario
1h 51m
3:40 PM - 4:51 PM • nonstop
Frontier Airlines
Jul 21 - Jul 27, Economy
Las Vegas → Ontario
1h 45m
9:45 PM - 10:50 PM • nonstop
Las Vegas → Ontario
1h 45m
4:40 PM - 5:45 PM • nonstop
Southwest Airlines
FAQs on Las Vegas to Ontario Flights
What are the airports in Las Vegas?
LAS
What’s the most popular airline flying from LAS to ONT?
The most popular airline flying from Las Vegas to Ontario are
Can I fly from LAS to ONT non-stop?
Yes, you can fly LAS to ONT non-stop on
Which airlines fly nonstop between Las Vegas and Ontario?
The non-stop flights between Las Vegas and Ontario are .
What’s the earliest departure time from LAS to ONT Airport?
The earliest flight leaves LAS at 6:45 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my Las Vegas to Ontario flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from LAS to ONT?
Read the fare rules of the Las Vegas to Ontario air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Las Vegas and Ontario?
operate flights between Las Vegas and Ontario
How long does a flight from Las Vegas to Ontario take?
It takes approximately 1 hour to fly non-stop from LAS to ONT, which is 196.8 miles by air.
Which airlines provide the cheapest flights from Las Vegas (LAS) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from LAS were found on AA : USD 334
Do I need a passport to fly between LAS and ONT?
No
What’s the latest departure time from LAS to ONT ?
The last flight leaves LAS at 9:45 pm
Las Vegas (LAS) to Ontario (ONT): Airport Information
| Origin Airport | McCarran International , Las Vegas, US |
| Destination Airport | Ontario International , Ontario, US |
| Distance | 197 miles |
More Flight Options for Las Vegas (LAS) and Ontario (ONT)
Flights from Las Vegas (LAS)
to Anchorage (ANC)
Flights from Las Vegas (LAS)
to Los Angeles (LAX)
Flights from Las Vegas (LAS)
to Seattle (SEA)
Flights from Las Vegas (LAS)
to Philadelphia (PHL)
Flights from Las Vegas (LAS)
to Houston (IAH)
Flights from Las Vegas (LAS)
to Orlando (MCO)
Flights from Las Vegas (LAS)
to Tampa (TPA)
Flights from Las Vegas (LAS)
to San Juan (SJU)
Flights from Las Vegas (LAS)
to Memphis (MEM)
Flights from Las Vegas (LAS)
to Cleveland (CLE)
Flights from Las Vegas (LAS)
to Houston (HOU)
Flights from Las Vegas (LAS)
to Honolulu (HNL)
Flights from Las Vegas (LAS)
to Austin (AUS)
Flights from Las Vegas (LAS)
to Washington (DCA)
Flights from Las Vegas (LAS)
to Raleigh/Durham (RDU)
Flights from Las Vegas (LAS)
to Raleigh/Durham (RDU)
Flights from Las Vegas (LAS)
to Atlanta (ATL)
Flights from Las Vegas (LAS)
to Spokane (GEG)
Flights from Las Vegas (LAS)
to Newark (EWR)
Flights from Las Vegas (LAS)
to Newark (EWR)
Flights from Phoenix (PHX)
to Ontario (ONT)
Flights from Phoenix (PHX)
to Ontario (ONT)
Flights from Seattle (SEA)
to Ontario (ONT)
Flights from Seattle (SEA)
to Ontario (ONT)
Flights from New York (LGA)
to Ontario (ONT)
Flights from New York (LGA)
to Ontario (ONT)
Flights from San Jose (SJC)
to Ontario (ONT)
Flights from Dallas (DFW)
to Ontario (ONT)
Flights from Dallas (DFW)
to Ontario (ONT)
Flights from Austin (AUS)
to Ontario (ONT)
Flights from Austin (AUS)
to Ontario (ONT)
Flights from Orlando (MCO)
to Ontario (ONT)
Flights from Orlando (MCO)
to Ontario (ONT)
Flights from Baltimore (BWI)
to Ontario (ONT)
Flights from Baltimore (BWI)
to Ontario (ONT)
Flights from Dallas (DAL)
to Ontario (ONT)
Flights from Dallas (DAL)
to Ontario (ONT)
Flights from Nashville (BNA)
to Ontario (ONT)
Flights from Nashville (BNA)
to Ontario (ONT)
Flights from Chicago (MDW)
to Ontario (ONT)
Cheap flights to North America (NA)
Cheap flights to United States (US)
Cheap flights to Nevada (US-NV)
Cheap flights to California (US-CA)
Cheap flights from North America (NA)
Cheap flights from United States (US)
Cheap flights from Nevada (US-NV)
Cheap flights from California (US-CA)
Flights to Las Vegas (LAS)
Flights to Ontario (ONT)
Flights to Ontario (ONT)
Flights from Las Vegas (LAS)
Flights from Ontario (ONT)
Flights from Ontario (ONT)
to Las Vegas (LAS)
Flights from Ontario (ONT)
to Las Vegas (LAS)
Why Fareleaders for LAS to ONT Plane Tickets
New Deals Everyday
Get the best prices on LAS to ONT flights—we update our fares daily so you never miss a saving.
No Service Fees
Compare hundreds of Las Vegas to Ontario flights and secure the best deals—we never add any service fees.