Cheapest one-way flights from Phoenix to Salt Lake City in September from $50

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

01 Sep Frontier Airlines direct
02 Sep Frontier Airlines direct
18 Sep Frontier Airlines direct
04 Sep Frontier Airlines direct
15 Sep Frontier Airlines direct
16 Sep Frontier Airlines direct
17 Sep Frontier Airlines direct
20 Sep Frontier Airlines direct
22 Sep Frontier Airlines direct
23 Sep Frontier Airlines direct

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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