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How to get fromBaltimore Airport (BWI) to Ontarioby plane, bus (Greyhound), train (Amtrak), car, train, or shuttle

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There are 8 ways to get from Baltimore Airport (BWI) to Ontario by plane, bus (Greyhound), train (Amtrak), car, train, or shuttle

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 to Ontario International Airport

    best
    1. Fly from Baltimore-Washington International Airport (BWI) to Ontario International Airport (ONT)plane plane BWI - ONT
    6h 50m
    $210–850

  2. Bus (Greyhound)

    1. Take the bus from Baltimore Downtown Bus Station to Harrisburg Bus Stationbus bus
    2. Take the bus from Harrisburg Bus Station to St Louis Bus Stationbus bus
    3. Take the bus from St Louis Bus Station to Montclair Transcenterbus bus
    2d 15h
    $415–817

  3. Train via Washington

    1. Take the train from BWI Thurgood Marshall to Washington Union Stationtrain train
    2. Take the train from Rockville Amtrak to Chicago Union Stationtrain train
    3. Take the train from Chicago Union Station to Riversidetrain train
    2d 16h
    $950–2,564

  4. Drive 2,585.9 mi

    1. Drive from Baltimore Airport (BWI) to Ontariocar car 2,585.9 mi
    42h 1m
    $472–682

  5. Fly to Los Angeles International Airport, train

    1. Fly from Baltimore-Washington International Airport (BWI) to Los Angeles International Airport (LAX)plane plane BWI - LAX
    2. Take the train from Los Angeles to Ontario Amtraktrain train
    8h 17m
    $252–678

  6. Fly to San Diego International Airport, train

    1. Fly from Baltimore-Washington International Airport (BWI) to San Diego International Airport (SAN)plane plane BWI - SAN
    2. Take the train from San Diego to Los Angelestrain train
    3. Take the train from Los Angeles to Ontario Amtraktrain train
    11h 35m
    $410–645

  7. Fly to Harry Reid International Airport, shuttle

    1. Fly from Baltimore-Washington International Airport (BWI) to Harry Reid International Airport (LAS)plane plane BWI - LAS
    2. Take a shuttle bus from 1100 S Main St. - Las Vegas to San Bernardinoshuttle bus
    11h 44m
    $244–474

  8. Train (Amtrak)

    1. Take the train from Baltimore Penn Station to Chicago Union Stationtrain train
    2. Take the train from Chicago Union Station to Ontario Amtraktrain train
    3d 20h
    $1,152–2,452

Baltimore Airport (BWI) to Ontario by bus (Greyhound)

Calendar7Weekly Buses
Duration2d 15hAverage Duration
Ticket$415Cheapest Price
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Questions & Answers

Map of how to get from Baltimore Airport (BWI) to Ontario.ExpandLaunch map view
  • Distance: 2,277.6 mi
  • Duration: 6h 50m

What companies run services between Baltimore Airport (BWI), USA and Ontario, CA, USA?

Southwest Airlines, United Airlines, and Delta fly from Baltimore-Washington International Airport (BWI) to Ontario International Airport (ONT) every 3 hours. Alternatively, you can take a bus from BWI SOUTHWEST AIRLINES eb LOWER LEVEL to Mountain @ D Street via HAINES ST & WARNER ST eb, Baltimore Downtown Bus Station, Harrisburg Bus Station, St Louis Bus Station, Montclair Transcenter, and Montclair Transit Center in around 2d 15h.

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Need to know: Greyhound

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