How far is Havre, MT from Colstrip, MT?
The driving distance from Havre, MT to Colstrip, MT is about 363.9 miles (585.7 km), with a travel time of about 07h 54m by car.
- The straight-line flight distance is about 233.5 miles (375.8 km).
- For a round trip, plan for roughly 15h 48m 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 07h 54m.
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.
City in Musselshell County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Havre and Colstrip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Havre and Colstrip.
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1
Start on Montana Avenue
49 m · 12 sec · Montana Avenue
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2
Turn left onto 5th Street
791 ft · 40 sec · 5th Street
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3
Turn left onto 2nd Avenue
1663 ft · 1 min · 2nd Avenue
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4
Turn right onto 1st Street
1.3 km · 1 min · 1st Street
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5
Continue straight
45.5 mi · 52 min
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6
Turn right
50 mi · 1 hr 14 min
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7
Turn right
35.8 mi · 53 min
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8
Continue straight
21.5 mi · 32 min
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9
Continue straight
45.1 mi · 1 hr 4 min
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10
Turn right onto 1st Avenue West
44.4 mi · 49 min · 1st Avenue West
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11
Turn sharp left onto Highway 312
2.6 mi · 4 min · Highway 312
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12
Enter the roundabout and take exit 2 toward Highway 312
36 m · 2 sec · Highway 312
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13
Exit the roundabout onto Highway 312
6.3 mi · 9 min · Highway 312
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14
Turn right onto Nahmis Avenue
1.1 km · 1 min · Nahmis Avenue
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15
Turn right onto Northern Avenue
1.5 km · 1 min · Northern Avenue
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16
Continue straight
120 m · 12 sec
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17
Take the ramp left
1084 ft · 26 sec
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18
Merge slight left
80.5 mi · 1 hr 26 min
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19
Take the exit slight right
1420 ft · 36 sec
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20
Turn right
28.4 mi · 42 min
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21
Turn left onto Box Elder Avenue
2176 ft · 2 min · Box Elder Avenue
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22
Arrive at your destination
0 m · 1 sec · Park Street
Car Route Details
A richer read on the saved driving route between Havre and Colstrip.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Northern Avenue
Merge slight left
80.5 mi · 01h 26m
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.
Sunny leaving Havre and Sunny near Colstrip.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Havre to Colstrip?
The road trip is about 363.9 miles (585.7 km) and usually takes 07h 54m 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?
Roundup is a useful midpoint, sitting about 181.8 miles from Havre and 182.1 miles from Colstrip.
How much longer is the road route than the straight-line distance?
The direct path is about 233.5 miles (375.8 km), while the road route adds roughly 130.4 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 $49.99 one way or $99.97 round trip. Estimated CO2 is about 114.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Havre and Sunny near Colstrip.
Stop Ideas Near Roundup
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 Roundup.
Billings, MT
Flight Path Map
This map shows the direct air route between Havre and Colstrip. Straight-line distance: 233.53 mi (375.83 km).
#1 Havre
City in Hill County, Montana, United States
| Population | 9,706 |
| Coordinates | 48.5500000, -109.6840900 |
| Altitude | 771 |
| Country | United States |
#2 Colstrip
Town focused on coal mining and electricity production
| Population | 2,217 |
| Coordinates | 45.8841600, -106.6236400 |
| Altitude | 982 |
| Country | United States |
End: Colstrip (-106.62364, 45.88416)
Estimated Travel Time
Distance: 586 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 07m |
| 40 mph (64.37 km/h) | 09h 05m |
| 50 mph (80.47 km/h) | 07h 16m |
| 60 mph (96.56 km/h) | 06h 03m |
| 70 mph (112.65 km/h) | 05h 11m |
| 80 mph (129 km/h) | 04h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $49.99 | $99.97 |
| Mid-grade | $4.23 | $54.33 | $108.65 |
| Premium | $4.55 | $58.41 | $116.82 |
| Diesel | $5.41 | $69.49 | $138.98 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.