This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $249 fare is the cheapest current round-trip from Dallas (DFW) to CUN on Frontier flight F91270, departing 2026-07-20 at 06:19 with return on 2026-07-28.

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