Cheapest one-way flights from San Francisco to Phoenix in January from $28

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

One-Way flights

11 Jan Frontier Airlines direct
09 Jan Frontier Airlines direct
30 Jan Frontier Airlines direct
12 Jan Frontier Airlines direct
04 Jan Frontier Airlines direct
03 Jan Frontier Airlines direct
20 Jan Southwest Airlines direct
01 Jan United direct
05 Jan Frontier Airlines
07 Jan Frontier Airlines

Also check the deals for return flights from San Francisco to Phoenix in January.

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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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