How far is Scenic, SD from Keystone, SD?
The driving distance from Scenic, SD to Keystone, SD is about 61.4 miles (98.8 km), with a travel time of about 01h 35m by car.
- The straight-line flight distance is about 43.7 miles (70.4 km).
- For a round trip, plan for roughly 03h 10m 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 35m.
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.
Township in Pennington County, South Dakota
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Scenic and Keystone.
Turn-by-Turn Driving Directions
Step-by-step road directions between Scenic and Keystone.
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1
Start on 2nd Street
3 m · 6 sec · 2nd Street
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2
Turn left onto Main Street
1748 ft · 52 sec · Main Street
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3
At the end of the road, turn left onto East Highway 44
38.5 mi · 1 hr 3 min · East Highway 44
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4
Take the ramp left
2705 ft · 1 min
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5
Merge slight left onto Elk Vale Road
2.3 mi · 3 min · Elk Vale Road
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6
Continue on East Catron Boulevard
1.2 mi · 2 min · East Catron Boulevard
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7
Continue on Catron Boulevard
2.2 mi · 3 min · Catron Boulevard
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8
Turn left onto Mount Rushmore Road
1.1 mi · 1 min · Mount Rushmore Road
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9
Continue on South Highway 16
12 mi · 14 min · South Highway 16
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10
Take the exit slight left
2.7 mi · 5 min
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11
Turn left onto Reed Street
1913 ft · 1 min · Reed Street
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12
Continue on 1st Street
155 m · 20 sec · 1st Street
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13
Turn right
28 m · 7 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Scenic and Keystone.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
East Highway 44
At the end of the road, turn left onto East Highway 44
38.5 mi · 01h 03m
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 Scenic and Sunny near Keystone.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Scenic to Keystone?
The road trip is about 61.4 miles (98.8 km) and usually takes 01h 35m 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?
Green Valley is a useful midpoint, sitting about 30.6 miles from Scenic and 30.8 miles from Keystone.
How much longer is the road route than the straight-line distance?
The direct path is about 43.7 miles (70.4 km), while the road route adds roughly 17.7 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 3:20 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.18 one way or $16.37 round trip. Estimated CO2 is about 19.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Scenic and Sunny near Keystone.
Stop Ideas Near Green Valley
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Willow Park
Box Elder City Hall
Box Elder Water Department
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Green Valley.
Flight Path Map
This map shows the direct air route between Scenic and Keystone. Straight-line distance: 43.76 mi (70.43 km).
#1 Scenic
Community in Pennington County, South Dakota, US
| Population | 64 |
| Coordinates | 43.7797100, -102.5549000 |
| Altitude | 857 |
| Country | United States |
#2 Keystone
Town in Pennington County, South Dakota
| Population | 352 |
| Coordinates | 43.8955400, -103.4182500 |
| Altitude | 1320 |
| Country | United States |
End: Keystone (-103.41825, 43.89554)
Estimated Travel Time
Distance: 99 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 02m |
| 40 mph (64.37 km/h) | 01h 32m |
| 50 mph (80.47 km/h) | 01h 13m |
| 60 mph (96.56 km/h) | 01h 01m |
| 70 mph (112.65 km/h) | 00h 52m |
| 80 mph (129 km/h) | 00h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $8.18 | $16.37 |
| Mid-grade | $4.25 | $9.23 | $18.46 |
| Premium | $4.65 | $10.10 | $20.20 |
| Diesel | $5.30 | $11.51 | $23.02 |
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 South Dakota · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.