Cheapest one-way flights from Ontario to Las Vegas in June from 37€

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

One-Way flights

04 Jun Frontier Airlines direct
02 Jun Southwest Airlines direct
10 Jun Southwest Airlines direct
01 Jun Southwest Airlines direct
08 Jun Southwest Airlines direct
07 Jun Frontier Airlines direct
18 Jun Frontier Airlines direct
27 Jun Frontier Airlines direct
12 Jun Frontier Airlines direct
23 Jun Southwest Airlines direct

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