Cheapest return flights from Phoenix to Las Vegas in September from 204€

AirHint found the following cheapest return flights from Phoenix (PHX) to Las Vegas (LAS) in September 2026 (see full year).

Return flights

04 Sep - 07 Sep Frontier Airlines direct
10 Sep - 14 Sep Allegiant Air
11 Sep - 14 Sep Allegiant Air
10 Sep - 13 Sep Allegiant Air
12 Sep - 14 Sep Alaska Airlines
12 Sep - 16 Sep Southwest Airlines direct
11 Sep - 13 Sep Southwest Airlines direct
11 Sep - 14 Sep Southwest Airlines direct
12 Sep - 14 Sep Southwest Airlines direct
10 Sep - 13 Sep Southwest Airlines direct

Also check the deals for one-way flights from Phoenix to Las Vegas in September.

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