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BWI Airport by train

MARC Penn Line trains link BWI's rail station with Washington Union Station.

Last verified

BWI Thurgood Marshall Airport is served by the BWI rail station on the MARC Penn Line (and Amtrak). A free shuttle bus links the terminal and the station every 10 to 15 minutes, around the clock.

MARC Penn Line

  • Station: BWI Airport — next trains and first and last departures.
  • Time: about 35 minutes to Washington Union Station, according to the airport.
  • Fare: $8 one way between BWI and Union Station. Buy with the CharmPass app or at a ticket machine before boarding.
  • Weekends: the Penn Line is the only MARC line that runs on weekends.
  • From Union Station, take the Metrorail Red Line or plan your trip with the trip planner.

Other options

  • Amtrak also stops at the BWI rail station (about 30 minutes to Union Station, separate tickets).
  • MTA Commuter Bus 201 runs between BWI and Shady Grove Metrorail station (Red Line), in about 1 hour 10 minutes.

Check mta.maryland.gov and bwiairport.com before you travel. DCTransit is not affiliated with MARC, Amtrak or BWI Airport.