This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $251 fare is the cheapest current round-trip from Miami (MIA) to LAS on Frontier flight F91067, departing 2026-09-10 at 11:25 with return on 2026-09-17.

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