Cheap Frontier Airlines flights Phoenix (PHX) to San Diego (SAN)

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Frequently asked questions

❓ How much is a flight ticket from Phoenix (PHX) -San Diego (SAN) with Frontier Airlines?

✔️ Prices were available within the past 7 days and starts at for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.


❓Which month is the cheapest flight ticket for Phoenix (PHX) to San Diego (SAN) with Frontier Airlines?

✔️ Air fares published on Expedia.com.tw over the past 7 days with lowest price for one-way departures in and round-trip departures in .

*Available to Expedia members.