Cheapest return flights from Phoenix to Las Vegas in March from $38

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

Return flights

17 Mar - 24 Mar Frontier Airlines direct
10 Mar - 12 Mar Frontier Airlines direct
07 Mar - 11 Mar Frontier Airlines direct
01 Mar - 16 Mar Frontier Airlines direct
30 Mar - 06 Apr Frontier Airlines direct
05 Mar - 09 Mar Frontier Airlines direct
28 Mar - 02 Apr Frontier Airlines direct
18 Mar - 24 Mar Frontier Airlines direct
22 Mar - 23 Mar Frontier Airlines direct
19 Mar - 24 Mar Frontier Airlines direct
04 Mar - 06 Mar Frontier Airlines
11 Mar - 14 Mar Frontier Airlines

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

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