Cheapest one-way flights from Seattle to Salt Lake City in October from $72

AirHint found the following cheapest one-way flights from Seattle (SEA) to Salt Lake City (SLC) in October 2025 (see full year).

One-Way flights

28 Oct Frontier Airlines
07 Oct Frontier Airlines
11 Oct Frontier Airlines
19 Oct Frontier Airlines
20 Oct Frontier Airlines
05 Oct Frontier Airlines
06 Oct Frontier Airlines
04 Oct Frontier Airlines
21 Oct Frontier Airlines
24 Oct Frontier Airlines

Also check the deals for return flights from Seattle to Salt Lake City in October.

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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