AirHint found the following cheapest one-way flights from Salt Lake City (SLC) to Denver (DEN) in July 2025 (see full year).

One-Way flights

18 Jul	Frontier Airlines	direct
29 Jul	Frontier Airlines	direct
21 Jul	Frontier Airlines	direct
12 Jul	Frontier Airlines	direct
14 Jul	Frontier Airlines	direct
31 Jul	Frontier Airlines	direct
15 Jul	Frontier Airlines	direct
09 Jul	Frontier Airlines	direct
10 Jul	Frontier Airlines	direct
04 Jul	Frontier Airlines	direct

Also check the deals for return flights from Salt Lake City to Denver in July.

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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Cheapest one-way flights from Salt Lake City to Denver in July from $44

One-Way flights