Rome2Rio

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

Find Transport to Boulder

See all options

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

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 10m
    $196–778

  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
    $684–1,446

  3. Bus

    1. Take the bus from Portland, ME to Boston, MA - South Stationbus bus
    2. Take the bus from South Station to Port Authority Bus Terminalbus 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
    $464–746

  4. Drive 2,027.6 mi

    1. Drive from Portland to Bouldercar car 2,027.6 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
    8h 58m
    $216–732

  6. Bus via Indianapolis

    1. Take the bus from City of Portland to New York Midtownbus bus
    2. Take the bus from New York Midtown to Indianapolisbus bus
    3. Take the bus from Indianapolis to Denverbus bus
    4. Take the bus from Union Station Gate B17 to Downtown Boulder Stationbus bus Ff1 / ...
    2d 4h
    $468–682

Portland to Boulder by bus and train

Calendar7Weekly Services
Duration46h 9mAverage Duration
Ticket$684Cheapest Price
See schedules

Questions & Answers

Map of how to get from Portland to Boulder.ExpandLaunch map view
  • Distance: 1,822 mi
  • Duration: 6h 10m

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, South Station, Port Authority Bus Terminal, St Louis Bus Station, Denver Union Station, and Union Station Gate B18 in around 2d 2h.

Airlines
Train operators
Bus operators

Want to know more about travelling around United States

Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

Related travel guides

Need to know: Greyhound

Read the travel guideNeed to know: Greyhound

More Questions & Answers