How far is Worthing, SD from Spearfish, SD?
The driving distance from Worthing, SD to Spearfish, SD is about 407.8 miles (656.3 km), with a travel time of about 05h 55m by car.
- The straight-line flight distance is about 362.1 miles (582.8 km).
- For a round trip, plan for roughly 11h 51m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 05h 55m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Census-designated place in Lyman County, South Dakota, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Worthing and Spearfish.
Turn-by-Turn Driving Directions
Step-by-step road directions between Worthing and Spearfish.
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1
Start on South Main Street
128 m · 24 sec · South Main Street
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2
Turn left onto West 1st Street
1.1 km · 1 min · West 1st Street
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3
Continue on 280th Street
1.5 km · 2 min · 280th Street
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4
Take the ramp right
1465 ft · 36 sec
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5
Merge slight left
19.5 mi · 21 min
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6
Take the exit slight right toward I 90 West: Rapid City
1236 ft · 30 sec
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7
Merge slight left
384.2 mi · 6 hr 6 min
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8
Take the exit slight right toward Jackson Boulevard, Black Hills State University
1541 ft · 43 sec
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9
Turn left onto East Jackson Boulevard
1 km · 2 min · East Jackson Boulevard
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10
Turn left onto North Main Street
45 m · 14 sec · North Main Street
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11
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Worthing and Spearfish.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 West
Merge slight left
384 mi · 06h 06m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms leaving Worthing and Showers And Thunderstorms near Spearfish.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Worthing to Spearfish?
The road trip is about 407.8 miles (656.3 km) and usually takes 05h 55m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Vivian is a useful midpoint, sitting about 203 miles from Worthing and 204.8 miles from Spearfish.
How much longer is the road route than the straight-line distance?
The direct path is about 362.1 miles (582.8 km), while the road route adds roughly 45.7 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $54.26 one way or $108.53 round trip. Estimated CO2 is about 127.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Worthing and Spearfish, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely then Chance Showers And Thunderstorms around Worthing and Showers And Thunderstorms near Spearfish.
Flight Path Map
This map shows the direct air route between Worthing and Spearfish. Straight-line distance: 362.12 mi (582.77 km).
#1 Worthing
City in Lincoln County, South Dakota, United States of America
| Population | 1,024 |
| Coordinates | 43.3291500, -96.7628300 |
| Altitude | 415 |
| Country | United States |
#2 Spearfish
City in Lawrence County, South Dakota, United States
| Population | 11,900 |
| Coordinates | 44.4908200, -103.8593700 |
| Altitude | 1112 |
| Country | United States |
End: North Main Street (-103.859247, 44.49086)
Estimated Travel Time
Distance: 656 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 35m |
| 40 mph (64.37 km/h) | 10h 11m |
| 50 mph (80.47 km/h) | 08h 09m |
| 60 mph (96.56 km/h) | 06h 47m |
| 70 mph (112.65 km/h) | 05h 49m |
| 80 mph (129 km/h) | 05h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $54.26 | $108.53 |
| Mid-grade | $4.25 | $61.20 | $122.40 |
| Premium | $4.65 | $66.97 | $133.94 |
| Diesel | $5.30 | $76.32 | $152.65 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.