This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $1129 fare is the cheapest current round-trip from Seattle (SEA) to MNL on Alaska Airlines flight AS171, departing 2026-05-13 at 13:40 with return on 2026-06-07.

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