There are many situations that may require you to change your travel plans, including canceling a flight you booked at. It is important that you immediately have all the necessary information to cancel successfully. This article also includes Spirit Airlines Cancellation Policy. To increase the protection of the cancellation of your flight, enter the arrival and departure of the flight, passenger information and seat selection. During the process, you have the option to choose Deletion Protection or Deletion for any reason. After payment, cancellation protection is added to the flight reservation. For more information, see Spirit Airlines' cancellation policy.