Cheapest one-way flights from Las Vegas to Ontario in July from $37

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

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

One-Way flights

19 Jul Frontier Airlines direct
28 Jul Frontier Airlines direct
25 Jul Frontier Airlines direct
22 Jul Frontier Airlines direct
05 Jul Frontier Airlines direct
24 Jul Frontier Airlines direct
26 Jul Frontier Airlines direct
21 Jul Frontier Airlines direct
01 Jul Frontier Airlines direct
02 Jul Frontier Airlines direct

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

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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