Cheapest return flights from San Diego to Salt Lake City in December from $50

AirHint found the following cheapest return flights from San Diego (SAN) to Salt Lake City (SLC) in December 2025 (see full year).

Return flights

18 Dec - 21 Dec Frontier Airlines direct
18 Dec - 18 Dec Frontier Airlines direct
15 Dec - 21 Dec Frontier Airlines
24 Dec - 07 Jan Frontier Airlines
18 Dec - 22 Dec Frontier Airlines direct
24 Dec - 07 Jan Delta direct
30 Dec - 05 Jan Frontier Airlines
12 Dec - 16 Dec Frontier Airlines
12 Dec - 15 Dec Frontier Airlines
12 Dec - 14 Dec Frontier Airlines
15 Dec - 21 Dec Southwest Airlines direct
14 Dec - 20 Dec Delta direct
02 Dec - 09 Dec Frontier Airlines
28 Dec - 02 Jan Frontier Airlines
30 Dec - 05 Jan Hawaiian Airlines direct

Also check the deals for one-way flights from San Diego to Salt Lake City in December.

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