How far is Roundup, MT from Lockwood, MT?
The driving distance from Roundup, MT to Lockwood, MT is about 52.3 miles (84.2 km), with a travel time of about 01h 00m by car.
- The straight-line flight distance is about 43.7 miles (70.3 km).
- For a round trip, plan for roughly 02h 01m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 00m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 in Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Roundup and Lockwood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Roundup and Lockwood.
-
1
Start on Main Street
1245 ft · 25 sec · Main Street
-
2
Turn right onto 1st Avenue West
44.4 mi · 49 min · 1st Avenue West
-
3
Continue on Roundup Road
80 m · 6 sec · Roundup Road
-
4
Turn right onto Main Street
3.5 mi · 6 min · Main Street
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5
Turn left onto US Highway 87 East
1.3 mi · 2 min · US Highway 87 East
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6
Turn left
1595 ft · 41 sec
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7
Continue straight
1.8 mi · 2 min
-
8
Take the exit slight right toward Johnson Lane
1505 ft · 40 sec
-
9
Turn left onto Johnson Lane
1900 ft · 46 sec · Johnson Lane
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10
Arrive at your destination
0 m · 1 sec · Johnson Lane
Car Route Details
A richer read on the saved driving route between Roundup and Lockwood.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
1st Avenue West
Turn right onto 1st Avenue West
44.4 mi · 00h 49m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Roundup and Sunny near Lockwood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Roundup to Lockwood?
The road trip is about 52.3 miles (84.2 km) and usually takes 01h 00m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Broadview is a useful midpoint, sitting about 26.1 miles from Roundup and 26.2 miles from Lockwood.
How much longer is the road route than the straight-line distance?
The direct path is about 43.7 miles (70.3 km), while the road route adds roughly 8.6 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 4:28 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.20 one way or $14.40 round trip. Estimated CO2 is about 16.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Roundup and Sunny near Lockwood.
Stop Ideas Near Broadview
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 Broadview.
Billings, MT
Flight Path Map
This map shows the direct air route between Roundup and Lockwood. Straight-line distance: 43.69 mi (70.31 km).
#1 Roundup
City in Musselshell County, Montana, United States
| Population | 1,864 |
| Coordinates | 46.4452400, -108.5418000 |
| Altitude | 980 |
| Country | United States |
#2 Lockwood
Human settlement in Yellowstone County, Montana, United States of America
| Population | 6,797 |
| Coordinates | 45.8191200, -108.4148600 |
| Altitude | 943 |
| Country | United States |
End: Johnson Lane (-108.41395, 45.819127)
Estimated Travel Time
Distance: 84 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 44m |
| 40 mph (64.37 km/h) | 01h 18m |
| 50 mph (80.47 km/h) | 01h 02m |
| 60 mph (96.56 km/h) | 00h 52m |
| 70 mph (112.65 km/h) | 00h 44m |
| 80 mph (129 km/h) | 00h 39m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $7.20 | $14.40 |
| Mid-grade | $4.23 | $7.83 | $15.65 |
| Premium | $4.55 | $8.42 | $16.83 |
| Diesel | $5.41 | $10.01 | $20.02 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.