Cheapest one-way flights from Phoenix to San Antonio in January from 87€

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

One-Way flights

16 Jan Frontier Airlines
16 Jan Southwest Airlines direct
12 Jan Southwest Airlines direct

Also check the deals for return flights from Phoenix to San Antonio 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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