MT → MT · about 95 miles
Boulder to Great Falls bus schedule
Salt Lake Express runs 7 direct buses a week from Boulder to Great Falls. The fastest takes 2 hours 15 minutes; every bus leaves at 6:15 AM.
Timetable data from · No schedule changes since at least
- Buses a week
- 7
- Fastest trip
- 2h 15m
- Leaves at
- 6:15 AM
Timetable
Every bus leaves from Boulder and arrives at Great Falls. Times are local to each stop. Timetables published by tds.ai, refreshed October 15, 2026. Schedules change, so check times when you book.
| Departs | Arrives | Duration | Days | Bus company | Ticket |
|---|---|---|---|---|---|
| 6:15 AM | 8:30 AM | 2h 15m | Daily | Salt Lake Express Full timetable | Book (carrier website) |
Route map
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Where to board in Boulder Where you get off in Great Falls The route of the busiest trip
Where to catch the bus in Boulder
- Boulder Salt Lake Express bus stop Map of Boulder Salt Lake Express bus stop (Google Maps)
Where the bus stops in Great Falls
- Great Falls Salt Lake Express bus stop Map of Great Falls Salt Lake Express bus stop (Google Maps)
Return trip: Great Falls to Boulder
Questions
How long is the bus from Boulder to Great Falls?
The fastest direct bus takes 2 hours 15 minutes.
What time is the first bus from Boulder to Great Falls?
Every departure is at 6:15 AM (Daily).
Which bus companies go from Boulder to Great Falls?
Salt Lake Express runs direct buses on this route.
Where do I catch the bus in Boulder?
Buses to Great Falls leave from Boulder Salt Lake Express bus stop.