Origin
Sidney, MT
Evening in Sidney on Wednesday
Local time
6:00 PM
MDT
Current temp
70°F
Unavailable
Last recalculated Apr 16, 2026
Drive Time
7h
Distance
412 mi
663 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$65
one way
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Sidney, MT
Wikimedia Commons
Bozeman, MT
Wikimedia Commons
This 412.1-mile journey from Sidney, MT to Bozeman, MT is designed as a single-day adventure, taking approximately 6 hours and 7 minutes to complete. With a fuel cost estimated at $65, this drive offers a straightforward passage through the Mountain West region. You'll primarily navigate local roads, indicated by a 0% highway share, suggesting a more intimate connection with the landscape. While the route involves frequent turns, it's manageable within a day, allowing you to reach your destination without needing an overnight stop. Plan for one main stop along the way to break up the drive.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
206 miles from Sidney, MT
A natural place for your longest stop of the day , about 3h 32m into the drive .
Expect a turn-heavy local drive on this route, quite different from interstate cruising. With a 0% highway share, you won't encounter long stretches of high-speed travel. Instead, anticipate a more engaging experience as you navigate the local roads, including Bear Canyon Road and Moffit Gulch Road. The absence of a 'longest stretch' metric further emphasizes the frequent directional changes, making it a drive that demands your attention and keeps you connected to the unfolding scenery, whatever it may be.
This is a straightforward highway drive that stays mostly on I 94 and I 90. There are only a few real navigation decisions along the way. The trickiest moment comes around 2.5 miles in near MT 16.
Easy - simple navigation with a manageable amount of wheel time
The route itself is not hard, but at 7h, endurance matters. Plan breaks every 2-3 hours. The 8 decision points are all manageable with basic attention.
Where does it get tricky?
The main spots that need attention: at 2.5 miles (MT 16): Roundabout - know your exit number before entering; at 51.4 miles: Exit ramp - move to the correct lane early; at 406.6 miles: Exit ramp - move to the correct lane early.
These are the spots where you need to pay the most attention. Preview them before you drive.
Enter roundabout onto MT 16
Roundabout - know your exit number before entering
Take the exit
Exit ramp - move to the correct lane early
Take the exit toward Bear Canyon Road
Exit ramp - move to the correct lane early
Turn right onto Moffit Gulch Road
Navigation decision point
Turn right onto North Willson Avenue
Navigation decision point
| Road | Distance | Duration |
|---|---|---|
| I 94 | 212.8 mi | 3h 31m |
| I 90 | 142.2 mi | 2h 20m |
| MT 16 | 48.9 mi | 55m |
| Frontage Road | 3.6 mi | 4m |
| North Central Avenue | 2.5 mi | 2m |
| East Main Street | 1.6 mi | 4m |
| North Willson Avenue | <0.1 mi | <1m |
| Moffit Gulch Road | <0.1 mi | <1m |
Step-by-step road directions between Sidney, MT and Bozeman, MT.
Start on MT 16; MT 200
Enter roundabout onto MT 16
Continue on MT 16
Take the exit
Merge onto I 94
Merge onto I 90; US 87; US 212
Continue on I 90; US 212
Continue on I 90; US 89; US 191
Continue on I 90; US 191
Take the exit
Turn right onto Moffit Gulch Road
Turn left onto Frontage Road
Continue on East Main Street
Turn right onto North Willson Avenue
Arrive at destination
Given its 6-hour duration and turn-heavy nature, starting your drive from Sidney early in the morning is advisable to maximize daylight and minimize driving fatigue. With only one recommended stop, plan it strategically to coincide with a natural break point. Keep an eye on your fuel gauge, as local roads can sometimes have fewer services than major highways. The $65 fuel estimate should cover the 412.1 miles, but it's always wise to have a buffer. Since this is a single-day trip, you have the flexibility to adjust your pace as needed.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 91 miles or 1h 38m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 206 miles or 3h 32m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 5h 57m
Traffic, exits, and arrival timing usually matter more near Bozeman, MT than in the middle of the route.
Open the route before leaving Sidney, MT so your first major turns are already loaded.
Leave with enough water and a charging cable within reach, not packed away.
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Pick one backup stop option before the midpoint in case traffic changes your pacing.
Day 1
Settle into the route from Sidney, MT
This is one driving day of about 412 miles and 7h.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 206 mi from Sidney, MT · 3h 32m into the drive
Mid-route town
Meal stop
206 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
A short stop after about 91 miles helps settle the day before fatigue starts building.
The midpoint is around 206 miles from Sidney, MT, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 94 if your tank is already low. That segment runs about 212.8 miles.
The final approach into Bozeman, MT usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Bozeman, MT.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$65.29 one way
$130.57 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.22 | $68.43 | $136.87 |
| premium | $4.53 | $73.49 | $146.99 |
| diesel | $5.61 | $90.96 | $181.93 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$65
Meals
$25–$50
Total
$90–$115
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 144.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $43 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 123.6 | 1 | $43.26 | $19.78 |
| Efficient EV | 103 | 1 | $36.05 | $16.48 |
| EV Truck/SUV | 164.8 | 2 | $57.68 | $26.37 |
Gas CO2
144 kg
EV CO2
48 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Evening in Sidney on Wednesday
Local time
6:00 PM
MDT
Current temp
70°F
Unavailable
Destination
Evening in Bozeman on Wednesday
Local time
6:00 PM
MDT
Current temp
64°F
Unavailable
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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