- Fastest flight
- non-stop flights
- 37x / week
- Flight distance
- 317 km
- Time difference
- none
- Most popular airlines
- Southwest Airlines
- Frontier Airlines
- Southwest Airlines
Flight schedule from Ontario (ONT) to Las Vegas (LAS)
Select a travel date in the flight schedule for the route from Ontario (ONT) to Las Vegas (LAS) and compare affordable flight deals.
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- Aug 30 – Sep 5, 2026
- September 6 – 12, 2026
- September 13 – 19, 2026
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Tips and tricks to help you find cheap flights from Ontario to Las Vegas
Favorite airline: Frontier Airlines
Most travelers looking for flights on the route from Ontario to Las Vegas decide to book flights with Frontier Airlines.
Frontier Airlines
94 %
American Airlines
6 %
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from Ontario to Las Vegas?
A nonstop flight from Ontario to Las Vegas typically takes around 1 hour 5 minutes. This makes the nonstop service the fastest and most convenient way to travel between Ontario and Las Vegas. It is worth checking flight times when searching, as they can vary by airline and travel date.
Are there nonstop flights from Ontario to Las Vegas?
Yes, there are nonstop flights from Ontario to Las Vegas, averaging around 5 to 6 flights per day, operated by, among others, Southwest and Frontier Airlines. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
Which airlines fly from Ontario to Las Vegas?
Direct flights from Ontario to Las Vegas are operated by, among others, Southwest and Frontier Airlines. These flights take you to Las Vegas nonstop, making them especially practical for short trips or weekend getaways. It is still worth comparing departure times and airline policies, as baggage rules and fees can vary.
On which days are there nonstop flights from Ontario to Las Vegas?
Nonstop flights from Ontario to Las Vegas operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
How many flights are there per day from Ontario to Las Vegas?
From Ontario to Las Vegas, there are on average around 5 to 6 flights per day. This usually means you have a good choice of departure times. If you are flexible, you can easily compare times, prices, and airlines.
How many flights per week are there from Ontario to Las Vegas?
From Ontario to Las Vegas, there are around 37 to 38 flights per week. This means you usually have connections available on several days and at various times. Beyond the price, it is worth comparing flight duration, airline, and any potential additional fees.
When does the first flight from Ontario to Las Vegas depart?
The earliest nonstop flight from Ontario to Las Vegas usually departs at 5:20 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in Las Vegas.
When does the last flight from Ontario to Las Vegas depart?
The last nonstop flight from Ontario to Las Vegas usually departs at 10:10 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.