This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $246 fare is the cheapest current round-trip from Chicago (ORD) to CUN on Frontier flight F92198, departing 2026-10-21 at 21:33 with return on 2026-10-25.

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