How far is Lockwood, MT from Eureka, MT?
The driving distance from Lockwood, MT to Eureka, MT is about 520 miles (836.9 km), with a travel time of about 09h 15m by car.
- The straight-line flight distance is about 375.7 miles (604.6 km).
- For a round trip, plan for roughly 18h 31m 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 15m.
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.
City in and the county seat of Powell County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain And Snow Showers Likely
Chance Rain And Snow
Driving Route Map
The map below follows the saved road route between Lockwood and Eureka.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lockwood and Eureka.
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1
Start on Johnson Lane
1156 ft · 33 sec · Johnson Lane
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2
Take the ramp right
2235 ft · 54 sec
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3
Merge slight left
1.8 mi · 2 min
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4
Continue straight
112.8 mi · 1 hr 52 min
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5
Continue straight
7 mi · 7 min
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6
Continue straight
113.4 mi · 1 hr 54 min
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7
Keep slight left to continue on I 90 West: Missoula
42.6 mi · 40 min
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8
Take the exit slight right toward US 12 East: Helena, Garrison
1.2 mi · 2 min
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9
At the end of the road, turn right
12.9 mi · 14 min
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10
Turn sharp left
32.5 mi · 35 min
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11
At the end of the road, turn left
23.8 mi · 26 min
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12
Turn right
91.1 mi · 1 hr 44 min
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13
At the end of the road, turn right
1821 ft · 39 sec
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14
Turn left
6.9 mi · 9 min
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15
Turn right onto US 93 South
4.8 mi · 6 min · US 93 South
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16
Turn left onto Kalispell Bypass
1305 ft · 25 sec · Kalispell Bypass
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17
Enter the roundabout and take exit 1 toward Kalispell Bypass
46 m · 2 sec · Kalispell Bypass
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18
Exit the roundabout onto Kalispell Bypass
1.6 km · 1 min · Kalispell Bypass
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19
Enter the roundabout and take exit 2 toward Kalispell Bypass
52 m · 2 sec · Kalispell Bypass
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20
Exit the roundabout onto Kalispell Bypass
3.5 mi · 4 min · Kalispell Bypass
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21
Take the exit slight right toward MT 424
1738 ft · 55 sec
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22
Turn left onto Three Mile Drive
1.1 mi · 2 min · Three Mile Drive
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23
Turn straight onto Farm To Market Road
11.6 mi · 16 min · Farm To Market Road
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24
Turn right onto Lodgepole Road
2.4 mi · 3 min · Lodgepole Road
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25
Continue on Twin Bridges Road
1.3 mi · 5 min · Twin Bridges Road
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26
At the end of the road, turn left
46.5 mi · 51 min
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27
Turn left onto 2nd Street
30 m · 4 sec · 2nd Street
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28
Arrive at your destination
0 m · 1 sec · 2nd Street
Car Route Details
A richer read on the saved driving route between Lockwood and Eureka.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Johnson Lane
Continue straight
113 mi · 01h 54m
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.
Rain And Snow Showers Likely leaving Lockwood and Chance Rain And Snow near Eureka.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lockwood to Eureka?
The road trip is about 520 miles (836.9 km) and usually takes 09h 15m 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?
Deer Lodge is a useful midpoint, sitting about 259.6 miles from Lockwood and 260.4 miles from Eureka.
How much longer is the road route than the straight-line distance?
The direct path is about 375.7 miles (604.6 km), while the road route adds roughly 144.3 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 $71.44 one way or $142.87 round trip. Estimated CO2 is about 163.1 kg one way.
What should you check before leaving?
Before you leave, expect Rain And Snow Showers Likely around Lockwood and Chance Rain And Snow near Eureka.
Stop Ideas Near Deer Lodge
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 Deer Lodge.
Butte, MT
Missoula, MT
Flight Path Map
This map shows the direct air route between Lockwood and Eureka. Straight-line distance: 375.69 mi (604.61 km).
#1 Lockwood
Human settlement in Yellowstone County, Montana, United States of America
| Population | 6,797 |
| Coordinates | 45.8191200, -108.4148600 |
| Altitude | 943 |
| Country | United States |
#2 Eureka
Town in Lincoln County, Montana, United States
| Population | 1,445 |
| Coordinates | 48.8799600, -115.0535000 |
| Altitude | 787 |
| Country | United States |
End: Eureka (-115.0535, 48.87996)
Estimated Travel Time
Distance: 837 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 17h 19m |
| 40 mph (64.37 km/h) | 13h 00m |
| 50 mph (80.47 km/h) | 10h 23m |
| 60 mph (96.56 km/h) | 08h 40m |
| 70 mph (112.65 km/h) | 07h 25m |
| 80 mph (129 km/h) | 06h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $71.44 | $142.87 |
| Mid-grade | $4.23 | $77.64 | $155.28 |
| Premium | $4.55 | $83.47 | $166.95 |
| Diesel | $5.41 | $99.31 | $198.62 |
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.