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How to get fromPortland to Thorntonby plane, train, bus (Flixbus, Greyhound), bus, car or train (Amtrak)

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There are 6 ways to get from Portland to Thornton by plane, train, bus (Flixbus, Greyhound), bus, car, or train (Amtrak)

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 Portland International Airport, train

    best
    1. Fly from Portland International Airport (PDX) to Denver (DEN)planePDX - DEN
    2. Take the train from Union Station to Original Thornton - 88th Station Track 2train
    5h 23m
    $166–766
  2. Bus

    cheapest
    1. Take the bus from Portland Curbside Bus Stop to Sacramento Bus Stationbus
    2. Take the bus from Sacramento Bus Station to Sparks Transit Centerbus
    3. Take the bus from Sparks Transit Center to Denver Union Stationbus
    38h 25m
    $153–410
  3. Bus, train

    1. Take the bus from Portland Union Station to Bend Hawthorne Stationbus
    2. Take the bus from Bend Hawthorne Station to Klamath Falls Amtrak Stationbus
    3. Take the bus from Greyhound Connection To Medford Via The Shuttle Klamath Falls + Amtrak Klamath Falls Rail Station to Corner Of Main And West Fifth Avebus
    4. Take the bus from Corner Of Main And West Fifth Ave to Amtrak Renobus
    5. Take the train from Reno to Denvertrain
    43h 58m
    $177–508
  4. Drive 1,214.8 mi

    1. Drive from Portland to Thorntoncar1,214.8 mi
    19h 21m
    $222–321
  5. Train to Mahlon Sweet Field Airport, fly

    1. Take the train from Portland to Eugenetrain
    2. Fly from Mahlon Sweet Field Airport (EUG) to Denver (DEN)planeEUG - DEN
    7h 51m
    $232–992
  6. Train (Amtrak)

    1. Take the train from Portland to SacramentotrainCoast Starlight
    2. Take the train from Sacramento to DenvertrainCalifornia Zephyr
    2d
    $211–1,512

Portland to Thornton by bus

Calendar7Weekly Buses
Duration38h 25mAverage Duration
Ticket$153Cheapest Price
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Questions & Answers

What companies run services between Portland, OR, USA and Thornton, CO, USA?

You can take a bus from Portland Curbside Bus Stop to Thornton PnR Gate B via Sacramento Bus Station, Sparks Transit Center, Denver Union Station, and Union Station Gate B15 in around 38h 25m. Alternatively, you can take a train from Portland to Original Thornton - 88th Station Track 2 via Sacramento, Denver, and Union Station in around 2d.

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