How far is Deer Lodge, MT from Miles City, MT?
The driving distance from Deer Lodge, MT to Miles City, MT is about 407 miles (655 km), with a travel time of about 06h 14m by car.
- The straight-line flight distance is about 328.1 miles (528.1 km).
- For a round trip, plan for roughly 12h 29m 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 14m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Montana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Areas Of Fog
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Deer Lodge and Miles City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Deer Lodge and Miles City.
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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 left onto Main Street
2316 ft · 39 sec · Main Street
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3
Continue on South Frontage Road
1.5 km · 1 min · South Frontage Road
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4
Take the ramp straight
33.7 mi · 32 min
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5
Keep slight right
110.8 mi · 1 hr 51 min
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6
Continue straight
6.9 mi · 6 min
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7
Continue straight
113 mi · 1 hr 53 min
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8
Continue straight
3.1 mi · 4 min
-
9
Keep slight left to continue on I 94 East: Bismark
134.7 mi · 2 hr 20 min
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10
Take the exit slight right toward I 94 Business: Miles City, Jordan
3.6 mi · 6 min
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11
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Deer Lodge and Miles City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 94 East
Keep slight left to continue on I 94 East: Bismark
135 mi · 02h 20m
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.
Areas Of Fog leaving Deer Lodge and Mostly Sunny near Miles City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Deer Lodge to Miles City?
The road trip is about 407 miles (655 km) and usually takes 06h 14m 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?
Absarokee is a useful midpoint, sitting about 203.3 miles from Deer Lodge and 203.7 miles from Miles City.
How much longer is the road route than the straight-line distance?
The direct path is about 328.1 miles (528.1 km), while the road route adds roughly 78.9 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 $55.90 one way or $111.81 round trip. Estimated CO2 is about 127.6 kg one way.
What should you check before leaving?
Before you leave, expect Areas Of Fog around Deer Lodge and Mostly Sunny near Miles City.
Stop Ideas Near Absarokee
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 Absarokee.
Billings, MT
Livingston, MT
Flight Path Map
This map shows the direct air route between Deer Lodge and Miles City. Straight-line distance: 328.16 mi (528.12 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 Miles City
City in Custer County, Montana
| Population | 8,264 |
| Coordinates | 46.4083400, -105.8405600 |
| Altitude | 722 |
| Country | United States |
End: Main Street (-105.84056, 46.408351)
Estimated Travel Time
Distance: 655 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 33m |
| 40 mph (64.37 km/h) | 10h 10m |
| 50 mph (80.47 km/h) | 08h 08m |
| 60 mph (96.56 km/h) | 06h 47m |
| 70 mph (112.65 km/h) | 05h 48m |
| 80 mph (129 km/h) | 05h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $55.90 | $111.81 |
| Mid-grade | $4.23 | $60.76 | $121.51 |
| Premium | $4.55 | $65.32 | $130.65 |
| Diesel | $5.41 | $77.72 | $155.43 |
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.