Cheapest one-way flights from Phoenix to Salt Lake City in September from $58

AirHint found the following cheapest one-way flights from Phoenix (PHX) to Salt Lake City (SLC) in September 2025 (see full year).

One-Way flights

26 Sep Frontier Airlines direct
30 Sep Frontier Airlines direct
28 Sep Frontier Airlines
25 Sep Frontier Airlines
27 Sep Frontier Airlines
23 Sep Frontier Airlines direct
29 Sep Frontier Airlines
20 Sep Frontier Airlines
19 Sep Frontier Airlines
22 Sep Frontier Airlines

Also check the deals for return flights from Phoenix to Salt Lake City in September.

Skyscanner

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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