This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $503 fare is the cheapest current round-trip from Portland (PDX) to WAS on Alaska Airlines flight AS499, departing 2026-05-20 at 05:00 with return on 2026-05-21.

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