This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $320 fare is the cheapest current round-trip from Seattle (SEA) to NYC on Southwest flight WN2522, departing 2026-08-23 at 18:45 with return on 2026-08-30.

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