How far is Roundup, MT from Bozeman, MT?
The driving distance from Roundup, MT to Bozeman, MT is about 174.7 miles (281.1 km), with a travel time of about 03h 07m by car.
- The straight-line flight distance is about 130.9 miles (210.6 km).
- For a round trip, plan for roughly 06h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 03h 07m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Stillwater County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Roundup and Bozeman.
Turn-by-Turn Driving Directions
Step-by-step road directions between Roundup and Bozeman.
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1
Start on Main Street
1245 ft · 25 sec · Main Street
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2
Turn right onto 1st Avenue West
44.4 mi · 49 min · 1st Avenue West
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3
Continue on Roundup Road
80 m · 6 sec · Roundup Road
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4
Turn right onto Main Street
3.2 mi · 5 min · Main Street
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5
Turn slight right
82 m · 5 sec
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6
Turn straight onto 6th Avenue North
1.9 mi · 5 min · 6th Avenue North
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7
Keep slight left to continue on 6th Avenue North
73 m · 7 sec · 6th Avenue North
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8
Continue on Division Street
2734 ft · 1 min · Division Street
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9
Continue on Montana Avenue
1.3 mi · 2 min · Montana Avenue
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10
Continue on Laurel Road
1.4 mi · 2 min · Laurel Road
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11
Keep slight right to continue on Butte, I 90 West
1963 ft · 48 sec
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12
Merge slight right
105.4 mi · 1 hr 43 min
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13
Continue straight
7 mi · 7 min
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14
Continue straight
19.6 mi · 19 min
-
15
Take the exit slight right toward Bear Canyon Road
1134 ft · 29 sec
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16
Turn right onto Moffit Gulch Road
24 m · 7 sec · Moffit Gulch Road
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17
Turn left onto Frontage Road
3.6 mi · 4 min · Frontage Road
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18
Continue on East Main Street
1.6 mi · 4 min · East Main Street
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19
Turn right onto North Willson Avenue
40 m · 4 sec · North Willson Avenue
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20
Arrive at your destination
0 m · 1 sec · North Willson Avenue
Car Route Details
A richer read on the saved driving route between Roundup and Bozeman.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Butte
Merge slight right
105 mi · 01h 43m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny leaving Roundup and Sunny near Bozeman.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Roundup to Bozeman?
The road trip is about 174.7 miles (281.1 km) and usually takes 03h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Columbus is a useful midpoint, sitting about 95.3 miles from Roundup and 79.3 miles from Bozeman.
How much longer is the road route than the straight-line distance?
The direct path is about 130.9 miles (210.6 km), while the road route adds roughly 43.8 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 10:44 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.98 one way or $47.96 round trip. Estimated CO2 is about 54.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Roundup and Sunny near Bozeman.
Stop Ideas Near Columbus
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Columbus.
Billings, MT
Livingston, MT
Flight Path Map
This map shows the direct air route between Roundup and Bozeman. Straight-line distance: 130.86 mi (210.6 km).
#1 Roundup
City in Musselshell County, Montana, United States
| Population | 1,864 |
| Coordinates | 46.4452400, -108.5418000 |
| Altitude | 980 |
| Country | United States |
#2 Bozeman
Town in Gallatin County, Montana, United States
| Population | 50,970 |
| Coordinates | 45.6796500, -111.0385600 |
| Altitude | 1468 |
| Country | United States |
End: North Willson Avenue (-111.038724, 45.679648)
Estimated Travel Time
Distance: 281 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 49m |
| 40 mph (64.37 km/h) | 04h 21m |
| 50 mph (80.47 km/h) | 03h 29m |
| 60 mph (96.56 km/h) | 02h 54m |
| 70 mph (112.65 km/h) | 02h 29m |
| 80 mph (129 km/h) | 02h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $23.98 | $47.96 |
| Mid-grade | $4.23 | $26.06 | $52.13 |
| Premium | $4.55 | $28.02 | $56.04 |
| Diesel | $5.41 | $33.34 | $66.68 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Montana · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.