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How to get fromBWI Rail Station to UNION STATION stationby plane, bus (Greyhound), train (Amtrak), car, train or subway

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There are 7 ways to get from BWI Rail Station to UNION STATION station by plane, bus (Greyhound), train (Amtrak), car, train, or subway

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Fly from Baltimore-Washington International Airport

    best
    1. Fly from Baltimore-Washington International Airport (BWI) to Lambert–St. Louis International Airport (STL)planeBWI - STL
    4h 4m
    $143–405

  2. Subway to Washington Dulles International Airport, fly

    cheapest
    1. Take the subway from New Carrollton, Orange Line Center Platform to Washington Dulles International Airport, Silver Line Center Platformsubway
    2. Fly from Washington Dulles International Airport (IAD) to Lambert–St. Louis International Airport (STL)planeIAD - STL
    6h 7m
    $102–754

  3. Bus (Greyhound)

    1. Take the bus from Baltimore Downtown Bus Station to Harrisburg Bus StationbusGreyhound US0430
    2. Take the bus from Harrisburg Bus Station to St Louis Bus StationbusGreyhound US0421
    23h 1m
    $125–269

  4. Train via Washington

    1. Take the train from BWI Thurgood Marshall to Washington Union Stationtrain
    2. Take the train from Rockville Amtrak to Chicago Union Stationtrain
    3. Take the train from Chicago Union Station to St. Louistrain
    25h 17m
    $149–1,091

  5. Drive 807.8 mi

    1. Drive from BWI Rail Station to UNION STATION stationcar807.8 mi
    13h 54m
    $148–213

  6. Train to Ronald Reagan Washington National Airport, fly

    1. Take the train from BWI Thurgood Marshall to Washington Union Stationtrain
    2. Fly from Ronald Reagan Washington National Airport (DCA) to Lambert–St. Louis International Airport (STL)planeDCA - STL
    4h 58m
    $239–1,855

  7. Train (Amtrak)

    1. Take the train from Baltimore Penn Station to Chicago Union StationtrainCardinal
    2. Take the train from Chicago Union Station to St. LouistrainLincoln Service / ...
    32h 34m
    $176–1,439

BWI Rail Station to UNION STATION station by bus and foot (Greyhound)

Calendar7Weekly Services
Duration23h 1mAverage Duration
Ticket$125Cheapest Price
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Questions & Answers

What companies run services between BWI Rail Station, MD, USA and UNION STATION station, MO, USA?

Southwest Airlines and Delta fly from Baltimore-Washington International Airport (BWI) to Lambert–St. Louis International Airport (STL) every 4 hours. Alternatively, you can take a bus from BWI Amtrak Station to UNION STATION station via Patapsco Station, HAINES ST & WARNER ST eb, Baltimore Downtown Bus Station, Harrisburg Bus Station, and St Louis Bus Station in around 23h 1m.

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