Spirit Airlines Phone Number:- Spirit Airlines, American's ultra low-prices airline, has grown considerably in popularity over the past few years making it the 7th largest airline in the United States with its budget-friendly travel plans and friendly customer services. In addition to low cost carriers, Spirit Airlines provides great services to its customers such as online booking of tickets and check-in, luggage, travel details, different membership and attractive packaging through customer service and company email identification. A lot of details can be obtained on the official website of the company and the contact number for all inquiries and assistance. Spirit Airlines Customer Service Phone Number