Spirit Airlines originates from Terminal B at Boston Logan International Airport. Terminal B at Logan is modern and functional, with amenities such as restaurants, shops and seating areas. Spirit Airlines passengers departing from Boston can expect a straightforward check-in and easy gate check-in process for their flight. Airports include TSA security checkpoints, airline offices, and convenient transportation to and from the airport overall, Terminal B offers a convenient and comfortable experience Spirit Airlines passengers flying through Boston Logan International Airport. https://airportsterminalguides.com/spirit-airlines/spirit-airlines-bos-terminal-boston-logan-international-airport/