This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $563 fare is the cheapest current round-trip from Houston (IAH) to MKC on Frontier flight F91404, departing 2026-08-07 at 06:00 with return on 2026-08-09.

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