Cheapest return flights from Phoenix to San Diego in August from 79€

AirHint found the following cheapest return flights from Phoenix (PHX) to San Diego (SAN) in August 2025 (see full year).

Return flights

21 Aug - 24 Aug Frontier Airlines direct
23 Aug - 25 Aug Frontier Airlines direct
22 Aug - 25 Aug Frontier Airlines direct
16 Aug - 18 Aug Frontier Airlines direct
21 Aug - 25 Aug Frontier Airlines direct
22 Aug - 24 Aug Frontier Airlines direct
07 Aug - 09 Aug Frontier Airlines direct
07 Aug - 14 Aug Frontier Airlines direct
16 Aug - 22 Aug Frontier Airlines direct
23 Aug - 24 Aug Frontier Airlines direct
29 Aug - 07 Sep Frontier Airlines direct
28 Aug - 04 Sep Frontier Airlines direct
29 Aug - 01 Sep Frontier Airlines direct
28 Aug - 01 Sep Frontier Airlines direct
29 Aug - 05 Sep Frontier Airlines direct
25 Aug - 02 Sep Alaska Airlines direct

Also check the deals for one-way flights from Phoenix to San Diego 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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