If you need to change your flight on Spirit Airlines, you can do so by following these steps:
Go to the Spirit Airlines website and click on the "My Trips" tab at the top of the homepage.
Enter your confirmation code and last name, then click "Continue."
Select the flight that you want to change and click on the "Change Flight" button.
Choose your new flight details, such as the date and time, and click "Continue."
Review your new itinerary and make sure all the details are correct.
If there are any additional charges, you will need to pay them at this point.
Click "Submit" to finalize the changes to your flight.
Alternatively, you can also make changes to your Spirit Airlines flight by calling the customer service number and speaking with a representative. Keep in mind that there may be fees associated with changing your flight, and these fees may vary depending on the type of ticket you purchased and the timing of your change request.
https://www.travohunter.com/blogs/how-to-change-flight-without-change-fees-with-spirit
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