Southwest Airlines is based at Boston Logan International Airport (BOS), Terminal B. Several major airlines are served by Terminal B, a contemporary, well-equipped building with a range of services like restaurants, shops, and cozy seating places. In addition to being easy to use, the terminal offers TSA PreCheck and CLEAR services to expedite security procedures.
https://airlineterminalservice.....com/southwest-airli

At Boston Logan International Airport, Southwest Airlines is based at Terminal B. Numerous passenger services are available at this facility, such as ground transportation choices, baggage claim, and ticketing. Additionally, passengers have access to a number of facilities, including restaurants, retail stores, and free Wi-Fi at the airport.
https://airlineterminalservice.....com/southwest-airli

Spirit Airlines operates its services from Dallas / Fort Worth International Airport ( DFW ) , primarily from Terminal E. This terminal is known for handling domestic flights and has modern facilities to accommodate budget travelers . Spirit Airlines , as a budget airline , offers affordable fares while maintaining an efficient check - in and boarding process at this terminal .
https://airlineterminalservice.....com/spirit-airlines