Cheapest one-way flights from Phoenix to San Francisco in August from $42

AirHint found the following cheapest one-way flights from Phoenix (PHX) to San Francisco (SFO) in August 2025 (see full year).

One-Way flights

30 Aug Southwest Airlines direct
13 Aug Southwest Airlines direct
26 Aug Southwest Airlines direct
20 Aug Southwest Airlines direct
25 Aug Frontier Airlines direct
28 Aug Frontier Airlines direct
18 Aug Frontier Airlines direct
04 Aug Frontier Airlines direct
07 Aug Frontier Airlines direct
11 Aug Frontier Airlines direct

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

Skyscanner

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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