This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $104 fare is the cheapest current round-trip from Philadelphia (PHL) to TPA on Frontier flight F91147, departing 2026-09-11 at 17:32 with return on 2026-09-15.

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