Many passengers wonder What Terminal is Spirit Airlines at Boston Logan Airport is located at. Spirit Airlines handles domestic arrivals and departures out of Terminal B. A variety of passenger amenities are available at Terminal B, such as dining options, retail stores, and lounges. If you need transportation after arriving at Boston Logan, the MBTA Silver Line, ride-sharing services, and taxis are all conveniently located. To get through security quickly, Spirit Airlines advises checking in online and getting there early. Before your trip, become acquainted with Terminal B's layout and amenities to ensure a smooth travel experience.