When a traveller wants to cancel a reservation, Spirit cancellation fees, rates and penalties could be applied. The cost of this carrier's service might vary depending on a number of factors. Based on: Where you're going when you travel; timing of the cancellation. By cancelling a ticket within 24 hours after the initial reservation, a traveller can avoid paying the reversal fees. It can also be cancelled up to seven days before the trip. After this window of risk-free cancellation, you might be required to cover the charges.