The average bus between Aspen Airport (ASE) and Boulder takes 6h 28m and the fastest bus takes 5h 59m. There is a bus service every few hours from Aspen Airport (ASE) to Boulder. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Aspen Airport (ASE) and Boulder. The earliest departure is at 2:24 AM at night, and the last departure from Aspen Airport (ASE) is at 5:44 PM which arrives into Boulder at 12:08 AM. All services require a transfer at West Glenwood Park & Ride and take an average of 6h 28m. The schedules shown below are for the next available departures.


7h 48m • 2 changes


6h 15m • 2 changes


6h 13m • 2 changes


6h 9m • 2 changes


7h 31m • 2 changes


6h 1m • 2 changes


6h 14m • 2 changes


6h 9m • 2 changes


7h 48m • 2 changes


6h 15m • 2 changes


6h 13m • 2 changes


6h 9m • 2 changes


7h 48m • 2 changes


6h 15m • 2 changes


6h 13m • 2 changes


6h 9m • 2 changes
Want to know about travelling from Aspen Airport (ASE) to Boulder? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Aspen Airport (ASE) to Boulder. However, there are services departing from Aspen Airport (ASE) station and arriving at Boulder station via West Glenwood Park & Ride. The journey, including transfers, takes approximately 6h 28m.
Aspen Airport (ASE) to Boulder bus services, operated by RFTA, depart from AABC Airport DV station.
Aspen Airport (ASE) to Boulder bus services, operated by RFTA, arrive at Broadway & Regent Dr station.
The distance between Aspen Airport (ASE) and Boulder is 162.6 km. The road distance is 372 km.
You can take a bus from AABC Airport DV to Broadway & Regent Dr via West Glenwood Park & Ride, Union Station, and Union Station Gate B18 in around 6h 35m.