Southwest Airlines BWI Terminal Spacious seating areas, lots of charging stations, and a variety of restaurants and shopping options are just a few of the facilities that make this terminal—which is mainly used by Southwest Airlines. The [Southwest Airlines BWI Terminal](https://airlineterminals.com/southwest-airlines/southwest-airlines-bwi-terminal-baltimore-washington-international-thurgood-marshall-airport/) is well-known for its quick security checks and check-in procedures, which ensure a comfortable journey. With its multiple gates and regular flights, Concourse A, B, C, and E serves as a key hub for both domestic and international travelers, making it an important connecting point for Southwest’s vast network.