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

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

One-Way flights

16 Jun Southwest Airlines direct
16 Jun Southwest Airlines
09 Jun Southwest Airlines direct
09 Jun Southwest Airlines
02 Jun Southwest Airlines direct
02 Jun Southwest Airlines
10 Jun Southwest Airlines direct
10 Jun Southwest Airlines
23 Jun Southwest Airlines direct
23 Jun Southwest Airlines

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

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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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