Spirit Airlines Phone Number:- You look up customer service for Spirit, but you probably already know who they are. But if you are a client, it helps to get an understanding of how large they are and what their support activity looks like. Spirit also goes by the names Spirit Air, Spirit Airlines, Spirit Airlines, Spirit, or is associated with them. They are considered to be part of the following industries and sectors: pubs. Spirit is correlated by its users and market observers with words such as private. Companies such as Delta, United Airlines, Southwest Airlines, JetBlue are their competitors, in the eyes of clients. According to customers in the know, they hire 15,000 people.