How far is Miles City, MT from Ennis, MT?
The driving distance from Miles City, MT to Ennis, MT is about 340.9 miles (548.6 km), with a travel time of about 06h 09m by car.
- The straight-line flight distance is about 292.5 miles (470.7 km).
- For a round trip, plan for roughly 12h 18m 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 09m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Miles City and Ennis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Miles City and Ennis.
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1
Start on Main Street
1.1 mi · 2 min · Main Street
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2
Continue straight
1.9 mi · 3 min
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3
Take the ramp straight
20 m · 2 sec
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4
Keep slight right
1487 ft · 36 sec
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5
Merge slight left
135.4 mi · 2 hr 19 min
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6
Merge slight left
2.8 mi · 3 min
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7
Continue straight
112.8 mi · 1 hr 52 min
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8
Continue straight
7 mi · 7 min
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9
Continue straight
25.7 mi · 26 min
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10
Take the exit slight right toward MT 205
1505 ft · 39 sec
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11
Turn left onto North 7th Avenue
1.3 mi · 2 min · North 7th Avenue
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12
At the end of the road, turn right onto West Main Street
1.7 mi · 4 min · West Main Street
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13
Continue on Huffine Lane
5.3 mi · 8 min · Huffine Lane
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14
Continue on Norris Road
17.5 mi · 26 min · Norris Road
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15
Continue on Montana Highway 84
11.4 mi · 17 min · Montana Highway 84
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16
Turn left
16.3 mi · 19 min
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17
At the end of the road, turn left
816 ft · 28 sec
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18
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Miles City and Ennis.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Main Street
Merge slight left
135 mi · 02h 19m
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 Miles City and Mostly Sunny then Slight Chance Showers And Thunderstorms near Ennis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Miles City to Ennis?
The road trip is about 340.9 miles (548.6 km) and usually takes 06h 09m 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?
Joliet is a useful midpoint, sitting about 170.1 miles from Miles City and 170.8 miles from Ennis.
How much longer is the road route than the straight-line distance?
The direct path is about 292.5 miles (470.7 km), while the road route adds roughly 48.4 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 $46.83 one way or $93.67 round trip. Estimated CO2 is about 106.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Miles City and Mostly Sunny then Slight Chance Showers And Thunderstorms near Ennis.
Stop Ideas Near Joliet
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 Joliet.
Billings, MT
Flight Path Map
This map shows the direct air route between Miles City and Ennis. Straight-line distance: 292.5 mi (470.74 km).
#1 Miles City
City in Custer County, Montana
| Population | 8,264 |
| Coordinates | 46.4083400, -105.8405600 |
| Altitude | 722 |
| Country | United States |
#2 Ennis
Town in Madison County, Montana, United States
| Population | 1,042 |
| Coordinates | 45.3488200, -111.7297000 |
| Altitude | 1506 |
| Country | United States |
End: Ennis (-111.7297, 45.34882)
Estimated Travel Time
Distance: 549 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 21m |
| 40 mph (64.37 km/h) | 08h 31m |
| 50 mph (80.47 km/h) | 06h 49m |
| 60 mph (96.56 km/h) | 05h 40m |
| 70 mph (112.65 km/h) | 04h 52m |
| 80 mph (129 km/h) | 04h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $46.83 | $93.67 |
| Mid-grade | $4.23 | $50.90 | $101.80 |
| Premium | $4.55 | $54.72 | $109.45 |
| Diesel | $5.41 | $65.11 | $130.21 |
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 · May 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.