BWI Marshall Airport offers several free, high-frequency courtesy shuttles to get you to and from various destinations around the airport campus. The Parking Shuttle, which runs between the airport terminal and the Long-Term A and B lots and the Daily Garage, operates on an approximate 8 to 10 minute frequency*. The Amtrak/MARC Shuttle operates between the airport terminal and the Amtrak/MARC Station on an approximate 6-minute frequency*. In addition, for travelers picking up and dropping off on-airport rental vehicles, shuttles run between the airport terminal and the Consolidated Rental Car Facility on an approximate 8 to 10 minute frequency.
*Late night and early morning hours between 1am and 5am, shuttles operate on an approximate 25-minute frequency.