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

08 Jul Southwest Airlines direct
08 Jul Southwest Airlines
14 Jul Southwest Airlines direct
14 Jul Southwest Airlines
09 Jul Southwest Airlines direct
26 Jul Southwest Airlines direct
16 Jul Southwest Airlines direct
16 Jul Southwest Airlines
31 Jul Southwest Airlines direct
31 Jul Southwest Airlines

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

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