Cheapest one-way flights from Ontario to Las Vegas in July from $125

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

One-Way flights

04 Jul Southwest Airlines direct
04 Jul Southwest Airlines
07 Jul Southwest Airlines direct
07 Jul Southwest Airlines
08 Jul Southwest Airlines direct
08 Jul Southwest Airlines
29 Jul Southwest Airlines direct
29 Jul Southwest Airlines
01 Jul Southwest Airlines direct
01 Jul Southwest Airlines

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

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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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