This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $129 fare is the cheapest current round-trip from Houston (IAH) to LAS on Frontier flight F91965, departing 2026-09-16 at 21:59 with return on 2026-09-21.

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