- The B/C Connector and a new security checkpoint opened in April. The bright, large new checkpoint serves all airline gates on concourses A, B, and C. The post-security, airside connector links Concourse C with concourses A and B.
- The BWI Marshall Airport Observation Gallery reopened after a year of renovation and improvements. The work included new exhibits featuring Maryland aviation history and the creation of a new cocktail lounge.
- BWI Marshall Airport introduced two walking paths in the terminal. The BWI Cardio Trail provides passengers with new options to exercise.