How far is Colstrip, MT from Havre, MT?
The driving distance from Colstrip, MT to Havre, MT is about 334.7 miles (538.7 km), with a travel time of about 05h 53m by car.
- The straight-line flight distance is about 233.5 miles (375.8 km).
- For a round trip, plan for roughly 11h 47m 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 05h 53m.
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.
City in Musselshell County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain And Snow Showers
Chance Rain And Snow
Driving Route Map
The map below follows the saved road route between Colstrip and Havre.
Turn-by-Turn Driving Directions
Step-by-step road directions between Colstrip and Havre.
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1
Start on Park Street
31 m · 4 sec · Park Street
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2
Continue on Box Elder Avenue
2073 ft · 2 min · Box Elder Avenue
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3
At the end of the road, turn right
28.5 mi · 42 min
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4
Take the ramp left
1590 ft · 39 sec
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5
Merge slight left
80.5 mi · 1 hr 24 min
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6
Take the exit slight right
1105 ft · 28 sec
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7
Turn right
1.5 km · 1 min
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8
Turn left onto Nahmis Avenue
1.1 km · 1 min · Nahmis Avenue
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9
At the end of the road, turn left onto Highway 312
6.3 mi · 9 min · Highway 312
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10
Enter the roundabout and take exit 2 toward Highway 312
31 m · 2 sec · Highway 312
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11
Exit the roundabout onto Highway 312
2.5 mi · 4 min · Highway 312
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12
Turn slight right
117 m · 15 sec
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13
Turn right onto Roundup Road
44.4 mi · 49 min · Roundup Road
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14
Turn left onto Main Street
1.2 km · 1 min · Main Street
-
15
Turn slight left
44.4 mi · 1 hr 3 min
-
16
Continue straight
21.5 mi · 32 min
-
17
Continue straight
35.8 mi · 53 min
-
18
Turn left
50 mi · 1 hr 14 min
-
19
Turn left
46.4 mi · 53 min
-
20
Turn left onto 1st Avenue
1661 ft · 1 min · 1st Avenue
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21
Turn right onto 5th Street
128 m · 20 sec · 5th Street
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22
Turn right onto Montana Avenue
49 m · 7 sec · Montana Avenue
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23
Arrive at your destination
0 m · 1 sec · Montana Avenue
Car Route Details
A richer read on the saved driving route between Colstrip and Havre.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Box Elder Avenue
Merge slight left
80.5 mi · 01h 24m
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.
Rain And Snow Showers leaving Colstrip and Chance Rain And Snow near Havre.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Colstrip to Havre?
The road trip is about 334.7 miles (538.7 km) and usually takes 05h 53m 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?
Roundup is a useful midpoint, sitting about 181.8 miles from Colstrip and 152.9 miles from Havre.
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 101.2 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 5:12 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.98 one way or $91.95 round trip. Estimated CO2 is about 105 kg one way.
What should you check before leaving?
Before you leave, expect Rain And Snow Showers around Colstrip and Chance Rain And Snow near Havre.
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 Colstrip and Havre. Straight-line distance: 233.53 mi (375.83 km).
#1 Colstrip
Town focused on coal mining and electricity production
| Population | 2,217 |
| Coordinates | 45.8841600, -106.6236400 |
| Altitude | 982 |
| Country | United States |
#2 Havre
City in Hill County, Montana, United States
| Population | 9,706 |
| Coordinates | 48.5500000, -109.6840900 |
| Altitude | 771 |
| Country | United States |
End: Montana Avenue (-109.683848, 48.549988)
Estimated Travel Time
Distance: 539 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 09m |
| 40 mph (64.37 km/h) | 08h 22m |
| 50 mph (80.47 km/h) | 06h 41m |
| 60 mph (96.56 km/h) | 05h 34m |
| 70 mph (112.65 km/h) | 04h 46m |
| 80 mph (129 km/h) | 04h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $45.98 | $91.95 |
| Mid-grade | $4.23 | $49.97 | $99.94 |
| Premium | $4.55 | $53.72 | $107.45 |
| Diesel | $5.41 | $63.92 | $127.83 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.