Spirit airlines boston terminal is an ultra-low-cost airline based in Miramar, Florida. The airline is known for its lack of friendliness, offering low-cost fares for things like checked-in luggage and seat selection especially within the United States, whereas Spirit which operates in destinations in the Caribbean, Mexico, Latin America and South America, primarily serving Airbus. It operates an airline and although it has faced criticism for customer service and fares in the past, Spirit Airlines is a major player in the industry, offering affordable travel options for passengers various.