Spirit Airlines has free customer service through +1 (844) 884-3555 for booking and fare information. Also, Spirit Airlines Low Fare Calendar is an effective tool to the people who want to travel with this airline because it tracks the cheapest tickets over time and lets the customer book over different dates that they might have the best deals. Given the fact that this feature provides month-to-month fare data, it was easy for them to plan budget-friendly trips. It has a calendar whereby travelers can alter their scheduled dates and save money on their next travel. https://www.myfarefinders.com/best-fare/spirit-airlines-low-fare-calendar/