There are 5 ways to get from Boulder to Aspen by bus, car, plane or shuttle

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Bus  •  7 h 13 min

  1. Take the bus from Denver Union Station to West Glenwood Park & Ride CDOT West Line
  2. Take the bus from Glenwood Park & Ride DV to Paepcke Park UV Brt / ...

$37 - $46

4 alternative options

Drive  •  3 h 47 min

  1. Drive from Boulder to Aspen 173.5 miles

$17 - $25

Bus, fly to Aspen  •  3 h 3 min

  1. Take the bus from US 36 & Table Mesa Station Gate B to Denver Airport Station Gate 6
  2. Fly from Denver (DEN) to Aspen (ASE) DEN - ASE

$280 - $662

Bus, fly to Eagle  •  5 h 41 min

  1. Take the bus from US 36 & Table Mesa Station Gate B to Denver Airport Station Gate 6
  2. Fly from Denver (DEN) to Eagle (EGE) DEN - EGE

$348 - $743

Bus, shuttle  •  7 h 15 min

  1. Take the bus from Downtown Boulder Station Gate 2 to Denver Airport Station Gate 6 Ab1
  2. Take a shuttle bus from Denver International Airport, CO to Aspen, CO Dia

$74 - $129

Questions & Answers

The cheapest way to get from Boulder to Aspen is to drive which costs $17 - $25 and takes 3 h 47 min.

More details

The quickest way to get from Boulder to Aspen is to bus and fly which costs $280 - $700 and takes 3 h 3 min.

More details

No, there is no direct bus from Boulder to Aspen. However, there are services departing from Broadway & Euclid Ave and arriving at Paepcke Park UV via Denver Union Station and Glenwood Park & Ride DV. The journey, including transfers, takes approximately 7 h 13 min.

More details

The distance between Boulder and Aspen is 101 miles. The road distance is 173.5 miles.

Get driving directions

The best way to get from Boulder to Aspen without a car is to bus which takes 7 h 13 min and costs $35 - $50.

More details

It takes approximately 7 h 13 min to get from Boulder to Aspen, including transfers.

More details

Boulder to Aspen bus services, operated by Bustang, arrive at Denver Union Station.

More details

The quickest flight from Denver Airport to Aspen Airport is the direct flight which takes 54 min.

Search flights

Map of how to get from Boulder to Aspen.
Launch map view
  • Distance: 101 miles
  • Duration: 7 h 13 min

What companies run services between Boulder, CO, USA and Aspen, CO, USA?

You can take a bus from Boulder to Aspen via Union Station, Denver Union Station, West Glenwood Park & Ride, and Glenwood Park & Ride DV in around 7 h 13 min.

Airlines
United Airlines
Website
united.com
Flights from Denver to Aspen
Ave. Duration
54 min
When
Every day
Estimated price
$500 - $1,300
Flights from Denver to Eagle
Ave. Duration
54 min
When
Every day
Estimated price
$550 - $1,200
Bus operators
Bustang
Phone
800-900-3011
Website
ridebustang.com
Bus from Denver Union Station to West Glenwood Park & Ride
Ave. Duration
3 h 45 min
Frequency
Twice daily
Estimated price
$28 - $33
Schedules at
ridebustang.com
RFTA
Phone
+1 970-925-8484
Website
rfta.com
Bus from Glenwood Park & Ride DV to Paepcke Park UV
Ave. Duration
1 h 37 min
Frequency
Every 30 minutes
Estimated price
$5 - $8
Schedules at
rfta.com
Regional Transportation District
Website
rtd-denver.com
Bus from US 36 & Table Mesa Station Gate B to Denver Airport Station Gate 6
Ave. Duration
48 min
Frequency
Hourly
Estimated price
$9
Schedules at
rtd-denver.com
Bus from Downtown Boulder Station Gate 2 to Denver Airport Station Gate 6
Ave. Duration
1 h 15 min
Frequency
Hourly
Estimated price
$9
Schedules at
rtd-denver.com
Colorado Mountain Express
Website
coloradomountainexpress.com
Shuttle from Denver International Airport, CO to Aspen, CO
Ave. Duration
5 h
Frequency
Every 4 hours
Estimated price
$65 - $120
Schedules at
coloradomountainexpress.com

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.