This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $260 fare is the cheapest current round-trip from Philadelphia (PHL) to MBJ on Frontier flight F91101, departing 2026-08-26 at 16:45 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.