Cheapest one-way flights from Ontario to Las Vegas in January from 97€

AirHint found the following cheapest one-way flights from Ontario (ONT) to Las Vegas (LAS) in January 2026 (see full year).

One-Way flights

03 Jan Frontier Airlines direct
26 Jan Southwest Airlines direct
26 Jan Southwest Airlines
01 Jan Southwest Airlines direct
07 Jan Southwest Airlines direct
07 Jan Southwest Airlines
05 Jan Southwest Airlines direct
05 Jan Southwest Airlines
09 Jan Southwest Airlines direct
21 Jan Southwest Airlines direct

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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