Rome2Rio

How to get fromSydney to Boulderby plane, bus, car, shuttle, or train

Find Transport to Boulder

See all options

There are 6 ways to get from Sydney to Boulder by plane, bus, car, shuttle, 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 to Denver, bus

    best
    1. Fly from Sydney International Airport (SYD) to Denver (DEN)plane plane SYD - DEN
    2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    21h 6m

  2. Fly to Cheyenne Airport, drive

    cheapest
    1. Fly from Sydney International Airport (SYD) to Cheyenne Airport (CYS)plane plane SYD - CYS
    2. Drive from Cheyenne-Airport-CYS to Bouldercar car
    22h 48m
    $511–1,742

  3. Fly to Colorado Springs Airport, bus

    1. Fly from Sydney International Airport (SYD) to Colorado Springs Airport (COS)plane plane SYD - COS
    2. Take the bus from Colorado Springs Airport to Denver International Airportbus bus
    3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    24h 45m

  4. Fly to Aspen–Pitkin County Airport, bus

    1. Fly from Sydney International Airport (SYD) to Aspen–Pitkin County Airport (ASE)plane plane SYD - ASE
    2. Take the bus from AABC Airport DV to West Glenwood Park & Ridebus bus
    3. Take the bus from West Glenwood Park & Ride to Union Stationbus bus
    4. Take the bus from Union Station Gate B17 to Broadway & Regent Drbus bus
    28h 18m

  5. Fly to Eagle County Regional Airport, shuttle, bus

    1. Fly from Sydney International Airport (SYD) to Eagle County Regional Airport (EGE)plane plane SYD - EGE
    2. Take a shuttle bus from Edwards, CO to Denver International Airportshuttle bus
    3. Take the bus from Denver Airport Station Gate 8 to Broadway & Pleasant Stbus bus
    26h 39m

  6. Fly to Yampa Valley Airport, drive, train, bus

    1. Fly from Sydney International Airport (SYD) to Yampa Valley Airport (HDN)plane plane SYD - HDN
    2. Drive from Steamboat Springs, CO to Granby Amtrak Stationcar car
    3. Take the train from Granby Amtrak Station to Denvertrain train
    4. Take the bus from Union Station Gate B17 to Broadway & Regent Drbus bus
    28h 45m

Sydney International Airport (SYD) to Denver (DEN) flights

Calendar55Weekly Planes
Duration18h 27mAverage Duration
Ticket$534Cheapest Price
See schedules

Comparing Your Travel Options

Map of how to get from Sydney to Boulder.ExpandLaunch map view
  • Distance: 8,405.1 mi
  • Duration: 21h 6m

What companies run services between Sydney, NSW, Australia and Boulder, CO, USA?

There is no direct connection from Sydney to Boulder. However, you can take the train to International Airport Station, walk to Sydney International Airport (SYD) airport, fly to Denver (DEN), walk to Denver Airport Station Gate 8, then take the bus to Downtown Boulder Station. Alternatively, you can take the train to International Airport Station, walk to Sydney International Airport (SYD) airport, fly to Cheyenne Airport (CYS), then drive to Boulder.

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