Spirit Airlines BWI Terminal +1-888-839-0502 Hello, Terminal 1 of Baltimore/Washington International Thurgood Marshall Airport (BWI) is home to the Spirit Airlines BWI Terminal. Concessions, baggage claim, and check-in desks are some of the amenities at this facility. Travelers may anticipate a simple journey with prompt parking access and effective boarding. Spirit offers inexpensive, low-cost flights. Visit, https://www.airofficecounter.com/spirit-airlines-airport/spirit-airlines-baltimore-washington-international-thurgood-marshall-airport-terminal-bwi/