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

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There are 5 ways to get from Portland to Thornton by plane, bus (Flixbus, Greyhound), train (Amtrak), car, or train

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

    best
    1. Fly from Portland International Airport (PDX) to Denver (DEN)plane plane PDX - DEN
    5h 27m
    $126–616

  2. Bus

    1. Take the bus from Portland Curbside Bus Stop to Pasco Bus Stopbus bus FlixBus 2184
    2. Take the bus from Pasco Bus Stop to Denver Union Stationbus bus Greyhound US0550
    27h 58m
    $211–409

  3. Train (Amtrak)

    1. Take the train from Portland to Sacramentotrain train Coast Starlight
    2. Take the train from Sacramento to Denvertrain train California Zephyr
    2d
    $517–1,127

  4. Drive 1,214.8 mi

    1. Drive from Portland to Thorntoncar car 1,214.8 mi
    19h 27m
    $222–321

  5. Train to Mahlon Sweet Field Airport, fly

    1. Take the train from Portland to Eugenetrain train
    2. Fly from Mahlon Sweet Field Airport (EUG) to Denver (DEN)plane plane EUG - DEN
    7h 56m
    $177–675

Portland to Thornton by bus and train

Calendar7Weekly Services
Duration27h 58mAverage Duration
Ticket$211Cheapest Price
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Questions & Answers

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

Alaska Airlines, Inc., Frontier Airlines, and two other airlines fly from Portland International Airport (PDX) to Denver (DEN) every 2 hours. Alternatively, you can take a bus from Portland Curbside Bus Stop to Original Thornton - 88th Station Track 2 via Pasco Bus Stop, Denver Union Station, and Union Station in around 27h 58m.

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