This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $285 fare is the cheapest current round-trip from Phoenix (PHX) to BOI on Alaska Airlines flight AS662, departing 2026-08-06 at 17:48 with return on 2026-08-10.

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