This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $313 fare is the cheapest current round-trip from Phoenix (PHX) to GEG on Alaska Airlines flight AS401, departing 2026-05-13 at 15:54 with return on 2026-05-19.

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