Cheapest return flights from San Antonio to Phoenix in December from $88

AirHint found the following cheapest return flights from San Antonio (SAT) to Phoenix (PHX) in December 2025 (see full year).

Return flights

25 Dec - 28 Dec Frontier Airlines direct
30 Dec - 06 Jan Frontier Airlines direct
08 Dec - 12 Dec Frontier Airlines direct
12 Dec - 15 Dec Frontier Airlines direct
12 Dec - 04 Jan Frontier Airlines direct
22 Dec - 25 Dec Frontier Airlines
21 Dec - 23 Dec Frontier Airlines direct
28 Dec - 04 Jan Frontier Airlines direct
22 Dec - 23 Dec Frontier Airlines
30 Dec - 05 Jan Frontier Airlines
24 Dec - 28 Dec Frontier Airlines
15 Dec - 19 Dec Frontier Airlines
12 Dec - 14 Dec Frontier Airlines
23 Dec - 24 Dec Frontier Airlines
30 Dec - 05 Jan American Airlines direct

Also check the deals for one-way flights from San Antonio to Phoenix in December.

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