Cheapest one-way flights from Phoenix to San Diego in October from 38€

AirHint found the following cheapest one-way flights from Phoenix (PHX) to San Diego (SAN) in October 2025 (see full year).

One-Way flights

25 Oct Hawaiian Airlines direct
11 Oct Frontier Airlines direct
08 Oct Frontier Airlines direct
23 Oct Frontier Airlines direct
01 Oct Frontier Airlines direct
02 Oct Frontier Airlines direct
06 Oct Frontier Airlines direct
07 Oct Frontier Airlines direct
14 Oct Southwest Airlines direct
16 Oct Southwest Airlines direct

Also check the deals for return flights from Phoenix to San Diego in October.

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.

Book a cheap hotel in San Diego

Cheap car rent in San Diego

Feel free to contact us with any feedback or request another flight research.