This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $405 fare is the cheapest current round-trip from Denver (DEN) to IND on Frontier flight F92520, departing 2026-07-17 at 23:52 with return on 2026-07-18.

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