Connecting Evergreen to Lockwood, this 456.9-mile journey across Montana takes approximately 7 hours and 59 minutes of drive time. Because the route stays almost entirely on major thoroughfares, you can comfortably tackle the distance in a single, focused day of travel. Budget roughly $72 for fuel, though actual costs will fluctuate based on your vehicle's efficiency. Navigating through the Mountain West, you will experience a significant cross-state transit that serves as a reliable link between these two locations. While a one-day push is feasible, keep in mind that the nearly eight-hour duration requires steady attention to the road. This trip is best suited for travelers who prefer efficient, highway-heavy transit over slow-paced local exploration.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
228.5 miles from Evergreen, MT
A natural place for your longest stop of the day
, about 4h 9m into the drive
.
Main Roads
Road
Distance
Duration
I 90
166.6 mi
2h 44m
I 15
110.8 mi
1h 51m
MT 83
91.1 mi
1h 43m
State Highway 141
32.5 mi
35m
MT 200
23.8 mi
25m
MT 35
15.9 mi
18m
US 12
12.9 mi
14m
East Evergreen Drive
1 mi
2m
Longest stretch:
I 90
— 166.6 mi, about 2h 44m
Turn-by-Turn Driving Directions
Step-by-step road directions between Evergreen, MT and Lockwood, MT.
1
Start on US 2
26 ft·3 sec·La Salle Road
2
Turn right onto East Evergreen Drive
1.0 mi·2 min·East Evergreen Drive
3
Turn right onto Helena Flats Road
0.1 mi·21 sec·Helena Flats Road
4
Turn left onto MT 35
1.1 mi·1 min·MT 35
Use the right lane.
5
Continue on MT 35
15 mi·17 min·MT 35
Use the straight lane.
6
Turn left onto MT 83
91 mi·1 hr 43 min·MT 83
Use the left lane.
7
Turn left onto MT 200
24 mi·25 min·MT 200
8
Turn right onto MT 141
32 mi·35 min·State Highway 141
9
Turn sharp right onto US 12
13 mi·14 min·US 12
10
Turn left
0.5 mi·42 sec
11
Continue on this road
0.2 mi·13 sec·this road
12
Take the ramp
0.9 mi·1 min
13
Merge onto I 90
45 mi·42 min·I 90
14
Keep slight right at fork onto I 15; I 90
111 mi·1 hr 51 min·I 15; I 90
Use the straight / slight right lanes.
15
Continue on I 90; US 89; US 191
6.9 mi·6 min·I 90; US 89; US 191
16
Continue on I 90; US 191
113 mi·1 hr 53 min·I 90; US 191
17
Continue on I 90; US 87; US 212
1.8 mi·2 min·I 90; US 87; US 212
18
Take the exit
0.3 mi·39 sec
Toward Johnson Lane
19
Turn left onto Johnson Lane
0.4 mi·46 sec·Johnson Lane
20
Arrive at destination
Johnson Lane
Trip Plan
To keep your energy levels steady, plan for at least two designated stops during your eight-hour transit. Departing early in the morning is your best strategy to ensure you reach Lockwood before the day ends, especially if you encounter typical highway traffic patterns. Since the drive is heavily reliant on I-90, stay alert during the 166.6-mile stretch to manage fatigue effectively. Keep a close eye on your fuel gauge during these long, isolated highway segments to avoid running low between service points. Taking advantage of the route's flexibility allows you to adjust your pace, but sticking to your planned stops will prevent burnout on this long-distance trek.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 228.5 miles from Evergreen, MT, or about 4h 9m into the drive.
The longest continuous stretch on this route runs about 166.6 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 101 miles or 1h 57m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 228.5 miles or 4h 9m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 6h 58m
Traffic, exits, and arrival timing usually matter more near Lockwood, MT than in the middle of the route.
Before You Leave
+
Open the route before leaving Evergreen, MT so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
Day 1
Settle into the route from Evergreen, MT
This is one driving day of about 456.9 miles and 7h 59m.
Your first comfortable stop window is around 101 miles from Evergreen, MT.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on I 90 for about 166.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 12
5 decision points cluster between mile 1 and 223.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
1 mi into trip|~2m in|Helena Flats Road
Turn right onto Helena Flats Road
Navigation decision point
6
1.2 mi into trip|~2m in|MT 35
Turn left onto MT 35
Lane positioning matters here
Use the right lane.
5
17 mi into trip|~21m in|MT 83
Turn left onto MT 83
Lane positioning matters here
Use the left lane.
5
164.4 mi into trip|~3h 6m in|US 12
Turn sharp right onto US 12
Sharp turn - reduce speed on approach
6
223.8 mi into trip|~4h 5m in|I 15; I 90
Keep slight right at fork onto I 15; I 90
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Fuel & Cost
Regular Gas
$72.40 one way
$144.80 round trip
$4.03/gal25.4 MPG avg160 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.22
$75.89
$151.78
premium
$4.53
$81.50
$163.01
diesel
$5.61
$100.88
$201.76
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$72
Meals
$25–$50
Total
$97–$122
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 159.9 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $48 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
137.1
1
$47.97
$21.93
Efficient EV
114.2
1
$39.98
$18.28
EV Truck/SUV
182.8
2
$63.97
$29.24
Gas CO2
160 kg
EV CO2
53 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 12, 2026
Origin
Evergreen, MT
Evening
in Evergreen on Saturday
Local time
7:27 PM
MDT
Current temp
39°F
Slight Chance Rain Showers
SSE 2 mph17% chanceLive forecast
Destination
Lockwood, MT
Evening
in Lockwood on Saturday
Local time
7:27 PM
MDT
Current temp
43°F
Partly Cloudy
WSW 9 to 14 mph6% chanceLive forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
4 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
7h 59m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
Expect a trip defined by high-speed efficiency, as 99% of your travel occurs on major highways including I-90, I-15, and MT-83. The route transitions between these major arteries, offering a straightforward driving experience that prioritizes speed over technical curves. You will spend a significant portion of your time on I-90, which features your longest uninterrupted stretch of 166.6 miles. Because you are primarily utilizing interstate infrastructure, the drive maintains a consistent, fast-paced rhythm throughout the day. Prepare for a largely automated feel behind the wheel, where the road conditions remain predictable and well-maintained for the duration of the 456.9-mile journey.
99% highway — fuel and pacing are the main things to plan.
20 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 166.6 mi on I 90.
How Hard Is This Drive?
4/10
This is a straightforward highway drive that stays mostly on I 90 and I 15. There are only a few real navigation decisions along the way. The trickiest moment comes around 1 miles in near Helena Flats Road.
Driving Effort4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
The route itself is not hard, but at 7h 59m, endurance matters. Plan breaks every 2-3 hours. The 12 decision points are all manageable with basic attention.
Where does it get tricky?
The main spots that need attention: at 1 miles (Helena Flats Road): Navigation decision point; at 1.2 miles (MT 35): Lane positioning matters here; at 17 miles (MT 83): Lane positioning matters here.
Elevation Profile
Gently rolling terrain
4,561 ft2,924 ft
Total Climb
1,922 ft
Total Descent
1,747 ft
Highest Point
4,561 ft
~171.3 mi in
Elevation Range
1,637 ft
Notable High Points
4,243 ft at ~76.2 miles+285 ft prominence
4,561 ft at ~171.3 miles+36 ft prominence
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 7h 59m. Total distance: 456.9 miles.
Family Friendly
Moderate complexity with 2 natural rest stops along the way.
The longest stretch is about 166.6 miles on I 90. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This is a long drive, so arriving tired and in the dark compounds. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Lockwood, MT before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
Mostly yes along the main roads, but rural stretches through MT can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: at 1 miles (Helena Flats Road): Navigation decision point; at 1.2 miles (MT 35): Lane positioning matters here; at 17 miles (MT 83): Lane positioning matters here.
Not recommended in a single day. At 8.0 hours each way, a round trip means 16.0 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Lockwood, MT before the return drive.
