The Frontier Airlines 24 Hour Cancellation Policy applies to Standard fares, Discount Den fares, WORKS Bundle, and promotional tickets. Since Frontier operates on a low-cost model, most fares are non-refundable outside this window, making the 24-hour rule extremely valuable. When used correctly, it allows travelers to correct errors, adjust dates, or even switch destinations without p... https://www.fusionairtravels.com/cancellation/frontier-airlines-cancellation-policy