While copyright encourages online check-in, you may need to check in at the airport if you have special requirements. The airport check-in counters open a few hours before departure and close one hour before the flight's scheduled takeoff time. If you have luggage to check, it's a good idea to arrive early to avoid long lines. You will be charged for checked bags, so make sure to chec... https://www.flightaura.com/check-in-policy/spirit-airlines-flight-check-in-policy/