How far is North Sioux City, SD from Rapid City, SD?
The driving distance from North Sioux City, SD to Rapid City, SD is about 424.5 miles (683.1 km), with a travel time of about 06h 07m by car.
- The straight-line flight distance is about 355.7 miles (572.5 km).
- For a round trip, plan for roughly 12h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 07m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
City in and county seat of Brule County, South Dakota, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between North Sioux City and Rapid City.
Turn-by-Turn Driving Directions
Step-by-step road directions between North Sioux City and Rapid City.
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1
Start on Military Road
829 ft · 27 sec · Military Road
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2
Turn right onto River Drive
1.4 km · 2 min · River Drive
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3
Take the ramp right toward I 29 North
1334 ft · 33 sec
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4
Merge slight left
81.4 mi · 1 hr 19 min
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5
Take the exit slight right toward I 90 West: Rapid City
1236 ft · 30 sec
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6
Merge slight left
339 mi · 5 hr 21 min
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7
Take the exit slight right toward I 190, US 16: Downtown, Black Hawk National Forest, Mount Rushmore
2265 ft · 1 min
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8
Continue straight
1.4 mi · 2 min
-
9
Turn left onto Omaha Street
1148 ft · 39 sec · Omaha Street
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10
Turn right onto Mount Rushmore Road
1223 ft · 46 sec · Mount Rushmore Road
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11
Arrive at your destination
0 m · 1 sec · Mount Rushmore Road
Car Route Details
A richer read on the saved driving route between North Sioux City and Rapid City.
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
339 mi · 05h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Partly Sunny then Chance Showers And Thunderstorms leaving North Sioux City and Showers And Thunderstorms Likely near Rapid City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from North Sioux City to Rapid City?
The road trip is about 424.5 miles (683.1 km) and usually takes 06h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Chamberlain is a useful midpoint, sitting about 211.7 miles from North Sioux City and 212.7 miles from Rapid City.
How much longer is the road route than the straight-line distance?
The direct path is about 355.7 miles (572.5 km), while the road route adds roughly 68.8 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.49 one way or $112.98 round trip. Estimated CO2 is about 133.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between North Sioux City and Rapid City, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around North Sioux City and Showers And Thunderstorms Likely near Rapid City.
Flight Path Map
This map shows the direct air route between North Sioux City and Rapid City. Straight-line distance: 355.73 mi (572.5 km).
#1 North Sioux City
City in Union County South Dakota, United States
| Population | 2,928 |
| Coordinates | 42.5272200, -96.4830900 |
| Altitude | 337 |
| Country | United States |
#2 Rapid City
The second most populous city in South Dakota.
| Population | 77,503 |
| Coordinates | 44.0805400, -103.2310100 |
| Altitude | 988 |
| Country | United States |
End: Mount Rushmore Road (-103.231059, 44.080547)
Estimated Travel Time
Distance: 683 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 14h 08m |
| 40 mph (64.37 km/h) | 10h 36m |
| 50 mph (80.47 km/h) | 08h 29m |
| 60 mph (96.56 km/h) | 07h 04m |
| 70 mph (112.65 km/h) | 06h 03m |
| 80 mph (129 km/h) | 05h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $56.49 | $112.98 |
| Mid-grade | $4.25 | $63.71 | $127.42 |
| Premium | $4.65 | $69.72 | $139.43 |
| Diesel | $5.30 | $79.45 | $158.91 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.