The average bus between Idaho Springs and Boulder takes 1h 54m and the fastest bus takes 1h 43m. There is a bus service every few hours from Idaho Springs 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 Idaho Springs and Boulder. The earliest departure is at 8:05 AM in the morning, and the last departure from Idaho Springs is at 10:05 PM which arrives into Boulder at 12:08 AM. All services require a transfer at Union Station and take an average of 1h 54m. The schedules shown below are for the next available departures.

2h 4m • 1 change

1h 47m • 1 change

1h 48m • 1 change

1h 48m • 1 change

2h 7m • 1 change

1h 48m • 1 change

2h 4m • 1 change

1h 47m • 1 change

2h 7m • 1 change

1h 48m • 1 change

2h 4m • 1 change

1h 47m • 1 change
Want to know about travelling from Idaho Springs 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 Idaho Springs to Boulder. However, there are services departing from Idaho Springs station and arriving at Boulder station via Union Station station. The journey, including transfers, takes approximately 1h 54m.
Idaho Springs to Boulder bus services, operated by Bustang, depart from Idaho Springs station.
Idaho Springs to Boulder bus services, operated by Bustang, arrive at Broadway & Regent Dr station.
The distance between Idaho Springs and Boulder is 36.7 km. The road distance is 97 km.
You can take a bus from Idaho Springs to Broadway & Regent Dr via Union Station and Union Station Gate B18 in around 1h 51m.