Cheapest one-way flights from Ontario to Las Vegas in January from $28

Best time to book flights for Ontario (ONT) to Las Vegas (LAS) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to Las Vegas (LAS) in January 2025 (see full year).

One-Way flights

04 Jan Frontier Airlines direct
03 Jan Frontier Airlines direct
06 Jan Frontier Airlines direct
19 Jan Frontier Airlines direct
16 Jan Frontier Airlines direct
31 Jan Frontier Airlines direct
20 Jan Frontier Airlines direct
21 Jan Southwest Airlines
14 Jan Southwest Airlines
15 Jan Southwest Airlines

Also check the deals for return flights from Ontario to Las Vegas in January.

Skyscanner

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.

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