How far is Deer Lodge, MT from Havre, MT?
The driving distance from Deer Lodge, MT to Havre, MT is about 257.9 miles (415 km), with a travel time of about 04h 14m by car.
- The straight-line flight distance is about 205.9 miles (331.3 km).
- For a round trip, plan for roughly 08h 28m 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 04h 14m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Cascade County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Areas Of Fog
Driving Route Map
The map below follows the saved road route between Deer Lodge and Havre.
Turn-by-Turn Driving Directions
Step-by-step road directions between Deer Lodge and Havre.
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1
Start on Saint Mary's Avenue
1356 ft · 1 min · Saint Mary's Avenue
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2
Turn right onto Main Street
1 mi · 2 min · Main Street
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3
Continue on North Interchange
2731 ft · 56 sec · North Interchange
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4
Take the ramp left
8.7 mi · 8 min
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5
Take the exit slight right toward US 12 East: Helena, Garrison
1.2 mi · 2 min
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6
At the end of the road, turn right
42 mi · 47 min
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7
Turn left onto Henderson Street
1.6 km · 2 min · Henderson Street
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8
Turn right onto West Custer Avenue
1.6 mi · 3 min · West Custer Avenue
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9
Continue on East Custer Avenue
2739 ft · 1 min · East Custer Avenue
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10
Turn left onto I 15 North, US 287: Great Falls
1722 ft · 44 sec
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11
Merge slight left onto First Special Service Force Memorial Highway
85.6 mi · 1 hr 22 min · First Special Service Force Memorial Highway
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12
Take the exit slight right
1262 ft · 31 sec
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13
Keep slight right
70 m · 6 sec
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14
Merge slight left onto Central Avenue West
1.2 mi · 1 min · Central Avenue West
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15
Turn left onto 3rd Street Northwest
1.4 mi · 2 min · 3rd Street Northwest
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16
Continue on Smelter Avenue Northeast
2885 ft · 45 sec · Smelter Avenue Northeast
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17
Turn left onto Old Havre Highway
1.4 km · 1 min · Old Havre Highway
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18
Turn left onto 15th Street Northeast
107.3 mi · 1 hr 58 min · 15th Street Northeast
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19
Turn right
3 mi · 4 min
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20
Turn right 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 Deer Lodge and Havre.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
15th Street Northeast
Turn left onto 15th Street Northeast
107 mi · 01h 58m
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.
Areas Of Fog leaving Deer Lodge and Light Rain near Havre.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Deer Lodge to Havre?
The road trip is about 257.9 miles (415 km) and usually takes 04h 14m 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?
Cascade is a useful midpoint, sitting about 128.7 miles from Deer Lodge and 129.2 miles from Havre.
How much longer is the road route than the straight-line distance?
The direct path is about 205.9 miles (331.3 km), while the road route adds roughly 52 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 8:32 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $35.43 one way or $70.85 round trip. Estimated CO2 is about 80.9 kg one way.
What should you check before leaving?
Before you leave, expect Areas Of Fog around Deer Lodge and Light Rain near Havre.
Stop Ideas Near Cascade
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Statue of Liberty Replica
Great Falls City Attorney's Office
Cascade County Treasurer
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cascade.
Flight Path Map
This map shows the direct air route between Deer Lodge and Havre. Straight-line distance: 205.86 mi (331.3 km).
#1 Deer Lodge
City in and the county seat of Powell County, Montana, United States
| Population | 2,805 |
| Coordinates | 46.3957600, -112.7300400 |
| Altitude | 1392 |
| 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: 415 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 35m |
| 40 mph (64.37 km/h) | 06h 26m |
| 50 mph (80.47 km/h) | 05h 09m |
| 60 mph (96.56 km/h) | 04h 17m |
| 70 mph (112.65 km/h) | 03h 41m |
| 80 mph (129 km/h) | 03h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $35.43 | $70.85 |
| Mid-grade | $4.23 | $38.50 | $77.00 |
| Premium | $4.55 | $41.40 | $82.79 |
| Diesel | $5.41 | $49.25 | $98.50 |
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 · Jun 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.