The average bus between Boulder and Summit County takes 3h 4m and the fastest bus takes 2h 26m. The bus service runs several times per day from Boulder to Summit County. 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 every 2 hours between Boulder and Summit County. The earliest departure is at 5:04 AM in the morning, and the last departure from Boulder is at 11:35 PM which arrives into Summit County at 7:35 AM. All services require a transfer at Union Station and take an average of 3h 4m. The schedules shown below are for the next available departures.

2h 38m • 1 change

2h 38m • 1 change

2h 26m • 1 change

2h 50m • 1 change

2h 38m • 1 change

2h 38m • 1 change

2h 26m • 1 change

2h 50m • 1 change

2h 30m • 1 change

2h 40m • 1 change

2h 29m • 1 change

2h 29m • 1 change

2h 38m • 1 change

2h 38m • 1 change

2h 26m • 1 change

2h 50m • 1 change
Want to know about travelling from Boulder to Summit County? 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 Boulder to Summit County. However, there are services departing from Boulder station and arriving at Summit County station via Union Station station. The journey, including transfers, takes approximately 3h 4m.
Boulder to Summit County bus services, operated by Regional Transportation District, depart from Broadway & 20th St station.
Boulder to Summit County bus services, operated by Regional Transportation District, arrive at Frisco Transit Center station.
The distance between Boulder and Summit County is 81.5 km. The road distance is 159 km.
You can take a bus from Broadway & 20th St to Frisco Transit Center via Union Station and Union Station Gate B19 in around 2h 49m.