The average bus between Longmont and Thornton takes 2h 29m and the fastest bus takes 1h 44m. There is a bus service every few hours from Longmont to Thornton. 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 Longmont and Thornton. The earliest departure is at 5:38 AM in the morning, and the last departure from Longmont is at 11:30 PM which arrives into Thornton at 9:50 AM. All services require a transfer at US 36 & Broomfield Station Gate E and take an average of 2h 29m. The schedules shown below are for the next available departures.


1h 49m • 2 changes


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Arrives next day


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1h 44m • 2 changes


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1h 44m • 2 changes


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1h 49m • 2 changes
Want to know about travelling from Longmont to Thornton? 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 Longmont to Thornton. However, there are services departing from Longmont station and arriving at Thornton station via US 36 & Broomfield Station Gate E station. The journey, including transfers, takes approximately 2h 29m.
Longmont to Thornton bus services, operated by Regional Transportation District, depart from Coffman St & 4th Ave station.
Longmont to Thornton bus services, operated by Regional Transportation District, arrive at 88th Ave & Corona St station.
The distance between Longmont and Thornton is 35.1 km. The road distance is 57 km.
You can take a bus from Coffman St & 4th Ave to 88th Ave & Corona St via US 36 & Broomfield Station Gate E, US 36 & Broomfield Station Gate K, US 36 & Sheridan Station Gate C, and US 36 & Sheridan Station Gate A in around 2h 6m.