This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $137 fare is the cheapest current round-trip from Houston (IAH) to MIA on Frontier flight F91068, departing 2026-10-23 at 19:42 with return on 2026-11-02.

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