Cheapest one-way flights from Phoenix to Las Vegas in August from $148

AirHint found the following cheapest one-way flights from Phoenix (PHX) to Las Vegas (LAS) in August 2026 (see full year).

One-Way flights

28 Aug Alaska Airlines
08 Aug Southwest Airlines direct
31 Aug Southwest Airlines direct
28 Aug Southwest Airlines direct
22 Aug Southwest Airlines direct

Also check the deals for return flights from Phoenix to Las Vegas in August.

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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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