Cheapest return flights from Phoenix to San Francisco in January from $135

AirHint found the following cheapest return flights from Phoenix (PHX) to San Francisco (SFO) in January 2026 (see full year).

Return flights

29 Jan - 01 Feb Frontier Airlines direct
30 Jan - 02 Feb Frontier Airlines direct
30 Jan - 01 Feb Frontier Airlines direct
29 Jan - 02 Feb Frontier Airlines direct
26 Jan - 26 Jan Frontier Airlines direct
31 Jan - 01 Feb Frontier Airlines
27 Jan - 01 Feb Frontier Airlines
28 Jan - 01 Feb Frontier Airlines
30 Jan - 31 Jan Frontier Airlines
27 Jan - 29 Jan Frontier Airlines
28 Jan - 30 Jan Frontier Airlines
27 Jan - 30 Jan Frontier Airlines
26 Jan - 02 Feb Frontier Airlines direct
23 Jan - 25 Jan Frontier Airlines direct
28 Jan - 31 Jan Frontier Airlines
27 Jan - 28 Jan Frontier Airlines
26 Jan - 28 Jan Frontier Airlines
22 Jan - 26 Jan Frontier Airlines direct
25 Jan - 01 Feb Frontier Airlines direct
27 Jan - 01 Feb American Airlines direct

Also check the deals for one-way flights from Phoenix to San Francisco in January.

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