How far is Sidney, MT from Bozeman, MT?
The driving distance from Sidney, MT to Bozeman, MT is about 412.1 miles (663.2 km), with a travel time of about 06h 07m by car.
- The straight-line flight distance is about 355.1 miles (571.4 km).
- For a round trip, plan for roughly 12h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 07m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Sidney and Bozeman.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sidney and Bozeman.
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1
Start on North Central Avenue
2.5 mi · 3 min · North Central Avenue
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2
Enter the roundabout and take exit 2 toward the route
41 m · 2 sec
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3
Exit the roundabout
48.9 mi · 56 min
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4
Take the exit right
1385 ft · 34 sec
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5
Merge slight left
212.8 mi · 3 hr 31 min
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6
Merge slight left
2.8 mi · 3 min
-
7
Continue straight
112.8 mi · 1 hr 52 min
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8
Continue straight
7 mi · 7 min
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9
Continue straight
19.6 mi · 19 min
-
10
Take the exit slight right toward Bear Canyon Road
1134 ft · 29 sec
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11
Turn right onto Moffit Gulch Road
24 m · 7 sec · Moffit Gulch Road
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12
Turn left onto Frontage Road
3.6 mi · 4 min · Frontage Road
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13
Continue on East Main Street
1.6 mi · 4 min · East Main Street
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14
Turn right onto North Willson Avenue
40 m · 4 sec · North Willson Avenue
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15
Arrive at your destination
0 m · 1 sec · North Willson Avenue
Car Route Details
A richer read on the saved driving route between Sidney and Bozeman.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
North Central Avenue
Merge slight left
213 mi · 03h 31m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Clear leaving Sidney and Showers And Thunderstorms Likely near Bozeman.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sidney to Bozeman?
The road trip is about 412.1 miles (663.2 km) and usually takes 06h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Hysham is a useful midpoint, sitting about 205.6 miles from Sidney and 206.4 miles from Bozeman.
How much longer is the road route than the straight-line distance?
The direct path is about 355.1 miles (571.4 km), while the road route adds roughly 57 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 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.60 one way or $113.21 round trip. Estimated CO2 is about 129.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Sidney and Showers And Thunderstorms Likely near Bozeman.
Stop Ideas Near Hysham
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 Hysham.
Miles City, MT
Billings, MT
Flight Path Map
This map shows the direct air route between Sidney and Bozeman. Straight-line distance: 355.04 mi (571.38 km).
#1 Sidney
City in Montana, United States
| Population | 6,297 |
| Coordinates | 47.7166800, -104.1563300 |
| Altitude | 594 |
| 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: 663 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 43m |
| 40 mph (64.37 km/h) | 10h 18m |
| 50 mph (80.47 km/h) | 08h 14m |
| 60 mph (96.56 km/h) | 06h 52m |
| 70 mph (112.65 km/h) | 05h 53m |
| 80 mph (129 km/h) | 05h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $56.60 | $113.21 |
| Mid-grade | $4.23 | $61.52 | $123.04 |
| Premium | $4.55 | $66.14 | $132.28 |
| Diesel | $5.41 | $78.69 | $157.38 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.