Cheapest return flights from San Diego to Phoenix in May from 39€

AirHint found the following cheapest return flights from San Diego (SAN) to Phoenix (PHX) in May 2026 (see full year).

Return flights

01 May - 03 May Frontier Airlines direct
01 May - 04 May Frontier Airlines direct
10 May - 12 May Frontier Airlines direct
13 May - 15 May Frontier Airlines direct
08 May - 10 May Frontier Airlines direct
08 May - 11 May Frontier Airlines direct
07 May - 10 May Frontier Airlines direct
15 May - 18 May Frontier Airlines direct
20 May - 27 May Frontier Airlines direct
14 May - 17 May Frontier Airlines direct

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

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