Cheapest one-way flights from Ontario to Las Vegas in November from $115
AirHint found the following cheapest one-way flights from Ontario (ONT) to Las Vegas (LAS) in November 2025 (see full year).
One-Way flights
| 01 Nov | Southwest Airlines | direct | |
| 01 Nov | Southwest Airlines | ||
| 09 Nov | Alaska Airlines | ||
| 07 Nov | Alaska Airlines |
Also check the deals for return flights from Ontario to Las Vegas in November.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
