This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $167 fare is the cheapest current round-trip from San Diego (SAN) to PHX on Frontier flight F94578, departing 2026-06-19 at 16:17 with return on 2026-06-21.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.