The Baltimore/Washington International Airport (BWI) Check-In process provides flexibility with digital and in-person options. Passengers can check in online 24 hours before departure or use airport kiosks for quick boarding passes. Early arrival is recommended to allow time for baggage drop and TSA screening. Travelers should verify airline-specific policies for luggage and documentation. The airport’s layout makes it easy to navigate between check-in counters and gates. Staying informed about flight updates ensures a seamless experience.