This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $261 fare is the cheapest current round-trip from Miami (MIA) to PHL on Frontier flight F91204, departing 2026-07-03 at 21:28 with return on 2026-07-05.

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