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

Find Transport to Boulder

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

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, bus

    best
    1. Fly from Portland (PWM) to Denver (DEN)plane plane PWM - DEN
    2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    6h 14m
    $192–804

  2. Bus, train

    1. Take the bus from Portland, ME to Boston, MA - South Stationbus bus
    2. Take the train from Boston to Chicago Union Stationtrain train
    3. Take the train from Chicago Union Station to Denvertrain train
    4. Take the bus from Union Station Gate B18 to Broadway & Regent Drbus bus Ff2 / ...
    46h 9m
    $544–1,246

  3. Bus

    1. Take the bus from Portland, ME to Boston, MA - South Stationbus bus
    2. Take the bus from Boston to New Yorkbus bus
    3. Take the bus from Port Authority Bus Terminal to St Louis Bus Stationbus bus
    4. Take the bus from St Louis Bus Station to Denver Union Stationbus bus
    5. Take the bus from Union Station Gate B18 to Broadway & Euclid Avebus bus Ff2 / ...
    2d 2h
    $354–601

  4. Drive  2,027.3 mi

    1. Drive from Portland to Bouldercar car 2,027.3 mi
    35h 8m
    $370–535

  5. Bus to Boston Logan Airport, fly, bus

    1. Take the bus from Portland, ME to Logan International Airportbus bus
    2. Fly from Boston Logan Airport (BOS) to Denver (DEN)plane plane BOS - DEN
    3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    9h 3m
    $217–684

  6. Bus via Chicago

    1. Take the bus from City of Portland to New York Midtownbus bus
    2. Take the bus from New York Midtown to Chicago Bus Stationbus bus
    3. Take the bus from Chicago Bus Station to Denver Union Stationbus bus
    4. Take the bus from Union Station Gate B17 to Downtown Boulder Stationbus bus Ff1 / ...
    2d 4h
    $343–547

Portland to Boulder by bus and train

Calendar7Weekly Services
Duration46h 9mAverage Duration
Ticket$544Cheapest Price
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Comparing Your Travel Options

Map of how to get from Portland to Boulder.ExpandLaunch map view
  • Distance: 1,822 mi
  • Duration: 6h 14m

What companies run services between Portland, ME, USA and Boulder, CO, USA?

You can take a bus from Portland, ME to Broadway & Euclid Ave via Boston, MA - South Station, Boston, New York, Port Authority Bus Terminal, St Louis Bus Station, Denver Union Station, and Union Station Gate B18 in around 2d 2h.

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Bus operators

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