Hello, At <a href="https://www.findairportterminal.com/alaska-airlines/alaska-airlines-terminal-boston-logan-international-airport-bos/">logan airport alaska airlines terminal</a> is based out of Terminal B. Alaska Airlines' terminal at Logan Airport is easily located and clearly marked. Staff is friendly and the check-in counters are well-organized. Most of the time, security lines are short. Small stores and restaurants are located close to the gates. Travelers find the station to be clean and welcoming.