This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $264 fare is the cheapest current round-trip from Detroit (DTW) to SEA on Frontier flight F92211, departing 2026-09-25 at 07:20 with return on 2026-09-28.

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