How far is Spearfish, SD from Oglala, SD?
The driving distance from Spearfish, SD to Oglala, SD is about 126 miles (202.8 km), with a travel time of about 02h 39m by car.
- The straight-line flight distance is about 105.9 miles (170.4 km).
- For a round trip, plan for roughly 05h 18m 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 02h 39m.
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 Custer County, South Dakota, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain And Snow Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Spearfish and Oglala.
Turn-by-Turn Driving Directions
Step-by-step road directions between Spearfish and Oglala.
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1
Start on North Main Street
26 m · 30 sec · North Main Street
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2
Continue on North Main Street
51 m · 10 sec · North Main Street
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3
Turn right onto East Jackson Boulevard
2777 ft · 2 min · East Jackson Boulevard
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4
Take the ramp right toward I 90 East, US 85 South
1555 ft · 38 sec
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5
Merge slight left
14.2 mi · 14 min
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6
Continue straight
7.6 mi · 8 min
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7
Continue straight
23.3 mi · 24 min
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8
Take the exit slight right toward I 190: Mount Rushmore, Downtown
1.5 mi · 2 min
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9
Turn left onto Omaha Street
1.6 km · 2 min · Omaha Street
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10
Turn right onto East Boulevard
1232 ft · 39 sec · East Boulevard
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11
Turn left onto East Saint Joseph Street
1.6 mi · 3 min · East Saint Joseph Street
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12
Continue on Cambell Street
2448 ft · 54 sec · Cambell Street
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13
Turn straight onto Cambell Street
1.5 mi · 2 min · Cambell Street
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14
Continue on South Highway 79
13.6 mi · 16 min · South Highway 79
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15
Continue on North Heartland Expressway
1043 ft · 21 sec · North Heartland Expressway
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16
Turn left onto Main Street
1.2 km · 1 min · Main Street
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17
Continue on SD Highway 40
20.9 mi · 37 min · SD Highway 40
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18
Continue on Bureau of Indian Affairs Highway 41
10.5 mi · 12 min · Bureau of Indian Affairs Highway 41
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19
Continue on Red Shirt Table Road
3.4 mi · 4 min · Red Shirt Table Road
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20
Continue on Loneman Day School Road
6 mi · 7 min · Loneman Day School Road
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21
Continue on Bureau of Indian Affairs Highway 41
15.6 mi · 18 min · Bureau of Indian Affairs Highway 41
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22
Continue on Lone Man Road
1.3 mi · 2 min · Lone Man Road
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23
At the end of the road, turn left
1.5 mi · 2 min
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24
Turn left
57 m · 8 sec
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25
Turn straight onto Oglada 3
44 m · 11 sec · Oglada 3
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26
Arrive at your destination
0 m · 1 sec · Oglada 3
Car Route Details
A richer read on the saved driving route between Spearfish and Oglala.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 90 East
Continue straight
23.3 mi · 00h 24m
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.
Rain And Snow Showers leaving Spearfish and Chance Rain Showers near Oglala.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Spearfish to Oglala?
The road trip is about 126 miles (202.8 km) and usually takes 02h 39m 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?
Hermosa is a useful midpoint, sitting about 62.9 miles from Spearfish and 63 miles from Oglala.
How much longer is the road route than the straight-line distance?
The direct path is about 105.9 miles (170.4 km), while the road route adds roughly 20.1 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:12 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.78 one way or $33.56 round trip. Estimated CO2 is about 39.5 kg one way.
What should you check before leaving?
Before you leave, expect Rain And Snow Showers around Spearfish and Chance Rain Showers near Oglala.
Stop Ideas Near Hermosa
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Willow Park
City of Rapid City
Rapid City City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hermosa.
Flight Path Map
This map shows the direct air route between Spearfish and Oglala. Straight-line distance: 105.88 mi (170.39 km).
#1 Spearfish
City in Lawrence County, South Dakota, United States
| Population | 11,900 |
| Coordinates | 44.4908200, -103.8593700 |
| Altitude | 1112 |
| Country | United States |
#2 Oglala
Census-designated place in Oglala Lakota County, South Dakota, United States
| Population | 1,290 |
| Coordinates | 43.1885900, -102.7396200 |
| Altitude | 915 |
| Country | United States |
End: Oglala (-102.73962, 43.18859)
Estimated Travel Time
Distance: 203 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 11m |
| 40 mph (64.37 km/h) | 03h 08m |
| 50 mph (80.47 km/h) | 02h 31m |
| 60 mph (96.56 km/h) | 02h 05m |
| 70 mph (112.65 km/h) | 01h 47m |
| 80 mph (129 km/h) | 01h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $16.78 | $33.56 |
| Mid-grade | $4.25 | $18.93 | $37.85 |
| Premium | $4.65 | $20.71 | $41.42 |
| Diesel | $5.30 | $23.60 | $47.21 |
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 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.