How far is Eureka, MT from Miles City, MT?
The driving distance from Eureka, MT to Miles City, MT is about 589.3 miles (948.4 km), with a travel time of about 09h 58m by car.
- The straight-line flight distance is about 461.2 miles (742.3 km).
- For a round trip, plan for roughly 19h 57m 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 09h 58m.
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.
Town of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain then Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Eureka and Miles City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Eureka and Miles City.
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1
Start on 2nd Street
30 m · 6 sec · 2nd Street
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2
Turn right onto Dewey Avenue
600 ft · 21 sec · Dewey Avenue
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3
Continue on Riverside Drive
50.1 mi · 56 min · Riverside Drive
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4
Turn right onto Parkhill Drive
110 m · 21 sec · Parkhill Drive
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5
Turn left onto West 3rd Street
972 ft · 48 sec · West 3rd Street
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6
Turn left onto Karrow Avenue
111 m · 14 sec · Karrow Avenue
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7
Turn right onto West 2nd Street
1.2 km · 2 min · West 2nd Street
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8
Turn right onto Spokane Avenue
1.7 mi · 4 min · Spokane Avenue
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9
Continue on US 93 South
2584 ft · 56 sec · US 93 South
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10
Turn left
4.5 mi · 6 min
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11
Continue on US 2
1.6 km · 1 min · US 2
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12
Continue on 9th Street
2 mi · 5 min · 9th Street
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13
Continue on US 2
3 mi · 4 min · US 2
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14
Continue on US Route 2
80.1 mi · 1 hr 31 min · US Route 2
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15
Enter the roundabout and take exit 1 toward the route
7 m · 1 sec
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16
Exit the roundabout
3.7 mi · 7 min
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17
Turn straight
68.3 mi · 1 hr 17 min
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18
Enter the roundabout and take exit 3 toward 1st Street Southwest
526 ft · 19 sec · 1st Street Southwest
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19
Exit the rotary onto 1st Street Southwest
33 m · 2 sec · 1st Street Southwest
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20
Turn straight onto Main Avenue South
1.1 km · 2 min · Main Avenue South
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21
Continue on United States Route 89
16.8 mi · 19 min · United States Route 89
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22
Continue on 1st Road Southeast
14.7 mi · 16 min · 1st Road Southeast
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23
At the end of the road, turn left
7.9 mi · 9 min
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24
Take the exit slight right toward I 15 South: Great Falls
1323 ft · 32 sec
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25
Merge slight left onto First Special Service Force Memorial Highway
9.5 mi · 9 min · First Special Service Force Memorial Highway
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26
Take the exit slight right toward I 15 Business
1262 ft · 31 sec
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27
Turn left onto Central Avenue West
1.5 mi · 2 min · Central Avenue West
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28
Continue on First Avenue North Bridge
1055 ft · 18 sec · First Avenue North Bridge
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29
Continue on 1st Avenue North
1.2 mi · 2 min · 1st Avenue North
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30
Turn right onto 14th Street North
1.3 km · 1 min · 14th Street North
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31
Turn left onto 10th Avenue South
22.6 mi · 25 min · 10th Avenue South
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32
Enter the roundabout and take exit 2 toward the route
68 m · 3 sec
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33
Exit the roundabout
1606 ft · 21 sec
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34
Turn straight
64.3 mi · 1 hr 10 min
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35
Continue straight
14.7 mi · 16 min
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36
Turn straight onto Truck Bypass
2.6 mi · 4 min · Truck Bypass
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37
Continue on 1st Avenue North
1629 ft · 37 sec · 1st Avenue North
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38
Turn left onto East Main Street
1946 ft · 1 min · East Main Street
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39
Continue on Northeast Main Street
1.1 mi · 2 min · Northeast Main Street
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40
Continue on US Highway 87
126.8 mi · 2 hr 16 min · US Highway 87
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41
Turn right
82.6 mi · 2 hr 3 min
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42
Turn left onto Main Street
2357 ft · 52 sec · Main Street
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43
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Eureka and Miles City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
US Highway 87
Continue on US Highway 87
127 mi · 02h 16m
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.
Chance Light Rain then Showers And Thunderstorms leaving Eureka 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 Eureka to Miles City?
The road trip is about 589.3 miles (948.4 km) and usually takes 09h 58m 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?
Belt is a useful midpoint, sitting about 292.6 miles from Eureka and 296.7 miles from Miles City.
How much longer is the road route than the straight-line distance?
The direct path is about 461.2 miles (742.3 km), while the road route adds roughly 128.1 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 $80.97 one way or $161.95 round trip. Estimated CO2 is about 184.8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain then Showers And Thunderstorms around Eureka and Mostly Sunny near Miles City.
Flight Path Map
This map shows the direct air route between Eureka and Miles City. Straight-line distance: 461.24 mi (742.29 km).
#1 Eureka
Town in Lincoln County, Montana, United States
| Population | 1,445 |
| Coordinates | 48.8799600, -115.0535000 |
| Altitude | 787 |
| 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: 948 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 19h 38m |
| 40 mph (64.37 km/h) | 14h 44m |
| 50 mph (80.47 km/h) | 11h 47m |
| 60 mph (96.56 km/h) | 09h 49m |
| 70 mph (112.65 km/h) | 08h 25m |
| 80 mph (129 km/h) | 07h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $80.97 | $161.95 |
| Mid-grade | $4.23 | $88.00 | $176.01 |
| Premium | $4.55 | $94.62 | $189.24 |
| Diesel | $5.41 | $112.57 | $225.14 |
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.