United Airlines uses Terminal B for the operation of domestic flight arrival and departure at Boston Logan International Airport. Going to the airport without terminal awareness can be hectic, and it feels like spending more time at the airport than on the plane. If you are planning a trip soon, getting the right information about the flight can help. The airport serves a large number of passengers daily. Thus, it offers many services and facilities that cater to your every travel requirement. Meanwhile, here are the details of the United Airlines Terminal Logan.