Direct flights from Ontario to Las Vegas
49 nonstop flights a week on 2 airlines. Zero layovers — one hop from ONT to LAS.
Flight time: about 42m nonstop
Which days does it fly?
When does it fly?
Departure times in Ontario local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA3080 | 5:52a | 48m | Mon, Thu, Sat |
| Southwest SWA3080 | 6:01a | 49m | Tue, Wed, Fri |
| Southwest SWA2495 | 6:42a | 48m | Sun |
| Southwest SWA927 | 7:48a | 48m | Tue |
| Frontier FFT2232 | 7:58a | 42m | Mon, Thu, Fri, Sun |
| Southwest SWA927 | 8:20a | 49m | Wed |
| Southwest SWA2235 | 8:40a | 41m | Fri |
| Southwest SWA2235 | 8:51a | 39m | Mon, Thu |
| Southwest SWA2200 | 9:17a | 43m | Sun |
| Southwest SWA4314 | 9:46a | 49m | Wed |
| Southwest SWA4314 | 9:56a | 49m | Tue |
| Frontier FFT2232 | 10:00a | 48m | Wed, Sat |
| Southwest SWA2142 | 11:13a | 37m | Sat |
| Southwest SWA2158 | 12:56p | 42m | Mon, Fri |
| Southwest SWA2158 | 1:20p | 55m | Thu |
| Southwest SWA1911 | 2:22p | 36m | Sun |
| Southwest SWA554 | 2:24p | 39m | Tue |
| Frontier FFT4758 | 2:31p | 49m | Wed |
| Southwest SWA554 | 2:38p | 37m | Wed |
| Frontier FFT4758 | 2:39p | 40m | Sat |
| Frontier FFT4758 | 2:47p | 39m | Mon, Fri, Sun |
| Frontier FFT4758 | 2:57p | 40m | Thu |
| Southwest SWA4469 | 3:15p | 37m | Sat |
| Frontier FFT4758 | 3:56p | 42m | Tue |
| Southwest SWA1037 | 4:50p | 39m | Wed |
| Southwest SWA1037 | 5:32p | 51m | Tue |
| Southwest SWA4315 | 5:49p | 47m | Thu |
| Southwest SWA3081 | 5:49p | 38m | Sun |
| Southwest SWA4315 | 6:28p | 37m | Mon, Fri |
| Frontier FFT4206 | 8:18p | 41m | Sun |
| Frontier FFT4206 | 8:29p | 42m | Fri |
| Frontier FFT4206 | 8:38p | 40m | Thu |
| Frontier FFT4206 | 8:50p | 43m | Mon |
| Southwest SWA5120 | 8:57p | 37m | Sun |
| Frontier FFT4206 | 10:06p | 43m | Mon |
| Frontier FFT9504 | 10:59p | 40m | Sat |
SouthwestThe route
One hop: ONT → LASDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Ontario (ONT) to Las Vegas (LAS)
Ontario International Airport (ONT) has 49 nonstop flights a week to Las Vegas (LAS), operated by Frontier and Southwest. No layovers, no connections — one hop out of ONT and you're there.
This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.
Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Ontario to Las Vegas?
The nonstop flight from Ontario (ONT) to Las Vegas (LAS) takes about 42m in the air, based on recently observed nonstop departures.
How long does it take to drive from Ontario to Las Vegas?
Driving from Ontario to Las Vegas takes about 3h 36m — roughly 235 miles — so the car is a real alternative on this route. The nonstop flight takes about 42m.