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Cheapest return flights from Las Vegas (LAS) to Phoenix (PHX), September

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Dates, airline, and price
Dates	Airline	Price
15 Sep 16 Sep	Frontier Airlines Direct Flight
02 Sep 08 Sep	Frontier Airlines Direct Flight
10 Sep 14 Sep	Frontier Airlines Direct Flight
13 Sep 15 Sep	Frontier Airlines Direct Flight
17 Sep 18 Sep	Frontier Airlines Direct Flight
04 Sep 06 Sep	Frontier Airlines
04 Sep 06 Sep	Frontier Airlines Direct Flight

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

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Updated Jul 3, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Las Vegas (LAS) to Phoenix (PHX), September

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