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

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There are 7 ways to get from Portland to Casper by plane, bus, train, bus (Amtrak, Greyhound, Flixbus), car, taxi, 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 Portland to Casper

    best
    1. Fly from Portland (PWM) to Casper (CPR)plane plane PWM - CPR
    7h 10m
    $204–830

  2. Bus to Boston Logan Airport, fly to Casper

    cheapest
    1. Take the bus from Portland, ME to Logan International Airportbus bus
    2. Fly from Boston Logan Airport (BOS) to Casper (CPR)plane plane BOS - CPR
    10h 16m
    $196–746

  3. 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 Denver Union Station to Casper 144 East A Stbus bus
    2d 4h
    $611–1,353

  4. Bus

    1. Take the bus from Portland, ME to Boston, MA - South Stationbus bus
    2. Take the bus from Boston to Newark Penn Stationbus bus
    3. Take the bus from Newark Penn Station 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 Denver Union Station to Casper 144 East A Stbus bus
    2d 8h
    $426–688

  5. Drive  2,063.7 mi

    1. Drive from Portland to Caspercar car 2,063.7 mi
    38h
    $377–544

  6. Fly Portland to Gillette-Campbell County Airport, taxi

    1. Fly from Portland (PWM) to Gillette-Campbell County Airport (GCC)plane plane PWM - GCC
    2. Take the taxi from Gillette-Campbell County Airport (GCC) to Caspertaxi taxi
    9h 23m
    $238–885

  7. 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 Denver Union Station to Casper 144 East A Stbus bus
    2d 10h
    $440–654

Portland to Casper by bus and train

Calendar4Weekly Services
Duration2d 4hAverage Duration
Ticket$611Cheapest Price
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Comparing Your Travel Options

Map of how to get from Portland to Casper.ExpandLaunch map view
  • Distance: 1,816.2 mi
  • Duration: 7h 10m

What companies run services between Portland, ME, USA and Casper, WY, USA?

United Airlines flies from Portland (PWM) to Casper (CPR) twice daily. Alternatively, you can take a bus from Portland, ME to Casper 144 East A St via Boston, MA - South Station, Boston, Newark Penn Station, St Louis Bus Station, and Denver Union Station in around 2d 8h.

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