How far is Milbank, SD from Rapid City, SD?

Fastest route

The distance between Milbank, South Dakota, and Rapid City, South Dakota, is approximately 407 miles, and the estimated travel time is 6 hours and 34 minutes via US-14 W. Rapid City is located in a different time zone than Milbank.

Directions

  1. Head north on S 3rd St toward E 7th Ave.
  2. Turn left onto US-12 W/E 4th Ave and continue to follow US-12 W. Pass by Taco John's (on the right in 0.4 mi).
  3. Take 149th St, Co Rd 36, SD-20 W, and SD-37 S/406th Ave to US-212 W/172nd St/Main St in Doland.
  4. Turn right onto Co Rd 36/152nd St and continue to follow Co Rd 36.
  5. Turn left onto SD-37 S/406th Ave.
  6. Continue on US-212 W to Redfield Township.
  7. Turn right onto US-212 W/172nd St/Main St and continue to follow US-212 W.
  8. Continue onto US-281 S/W 3rd St and continue to follow US-281 S.
  9. Continue on SD-26 W to Miller Township.
  10. Follow US-14 W and I-90 W to Mt Rushmore Rd in Rapid City.
  11. Use the left lane to turn right onto E Pleasant Dr.
  12. Turn left at the 1st cross street onto S Pierre St.
  13. Turn right onto US-14 W/US-83 S/W Sioux Ave and continue to follow US-14 W/US-83 S.
  14. Turn right onto US-14 W/Yellowstone St and continue to follow US-14 W.
  15. Keep right at the fork, follow signs for Wall, and merge onto I-90 W.
  16. Take exit 57 for I-190/US-16 toward B.H. National Forest/Mt Rushmore/Downtown.
  17. Continue onto I-190 S/US-16 W/Theodore Roosevelt Expy.
  18. Use the 2nd from the left lane to turn left onto SD-44 E/Omaha St.
  19. Turn right at the 1st cross street onto Mt Rushmore Rd.
  20. Arrive in Rapid City, South Dakota, USA.

Tips & Suggestions

  • 🛣️ Make sure to follow the provided directions and road signs.
  • ⏰ Take into account the time zone difference between Milbank and Rapid City.
  • 🚗 Plan for rest stops and refueling along the way.
  • 📱 Use a navigation app or GPS device to stay on track.
  • 🚦 Observe traffic rules and regulations.
  • 📞 Keep emergency contact numbers handy.
  • 🧭 Familiarize yourself with the route before starting the journey.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
405.57 mi
06h 49m
Flight
333.49 mi
536.7 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Milbank.

Flight Distance

Direct air line
333.49 mi
Kilometers
536.7 km
Flight Time
00h 40m

Driving Distance

Road route
405.57 mi
Kilometers
652.7 km
Drive Time
06h 49m

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 49m.

Arrival Snapshot
Arrive in Rapid City
Sun, May 31, 12:43 AM MDT
Return by in Milbank
Sun, May 31, 8:32 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Milbank
2026-05-30T18:54
Arrive Rapid City
Sun, May 31, 1:43 AM CDT
Route Timing
06h 49m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
11:49 AM to 1:19 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
10:22 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Milbank
8:00 PM CDT
Overnight-style route

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.

Mid-route stop
Kimball
SD

City in Brule County, South Dakota, United States

From Milbank
229 mi
03h 24m
To Rapid City
176.5 mi
03h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Sat, May 30 3:00 PM CDT
Wind
24 mph SE
Destination
77°F
Today

Showers And Thunderstorms Likely

Starts
Sat, May 30 8:00 AM MDT
Wind
5 to 12 mph SE

Driving Route Map

The map below follows the saved road route between Milbank and Rapid City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Milbank and Rapid City.

  1. 1

    Start on East 4th Avenue

    1333 ft · 27 sec · East 4th Avenue

  2. 2

    Turn left onto South Dakota Street

    1.6 km · 1 min · South Dakota Street

  3. 3

    Continue on SD Highway 15

    18.8 mi · 28 min · SD Highway 15

  4. 4

    Turn right onto US Highway 212

    4.8 mi · 7 min · US Highway 212

  5. 5

    Turn left onto SD Highway 15

    9.1 mi · 13 min · SD Highway 15

  6. 6

    Continue on 3rd Avenue North

    1.1 mi · 2 min · 3rd Avenue North

  7. 7

    Continue on SD Highway 15

    11.9 mi · 14 min · SD Highway 15

  8. 8

    Turn right onto SD Highway 28

    4 mi · 6 min · SD Highway 28

  9. 9

    Take the ramp left

    1569 ft · 38 sec

  10. 10

    Merge slight left

    66.1 mi · 1 hr 2 min

  11. 11

    Take the exit slight right toward Interstate 90 West: Rapid City

    2517 ft · 1 min

  12. 12

    Merge slight left

    338.7 mi · 5 hr 20 min

  13. 13

    Take the exit slight right toward I 190, US 16: Downtown, Black Hawk National Forest, Mount Rushmore

    2265 ft · 1 min

  14. 14

    Continue straight

    1.4 mi · 2 min

  15. 15

    Turn left onto Omaha Street

    1148 ft · 39 sec · Omaha Street

  16. 16

    Turn right onto Mount Rushmore Road

    1223 ft · 48 sec · Mount Rushmore Road

  17. 17

    Arrive at your destination

    0 m · 1 sec · Mount Rushmore Road

Car Route Details

A richer read on the saved driving route between Milbank and Rapid City.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
17 steps
6 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
4.2 / 100 mi
Decision points by distance
Main Roads
Interstate 90 West
339 mi · 84%
SD Highway 28
70.5 mi · 17%
SD Highway 15
39.7 mi · 10%
US Highway 212
4.8 mi · 1%
I 190
1.84 mi
3rd Avenue North
1.11 mi
Longest Stretch

Interstate 90 West

Merge slight left

339 mi · 05h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
06h 49m
Overnight route
Same-Day Return
13h 38m
Round-trip wheel time
Road vs Air
+72.1 mi
333.5 mi direct line
Halfway Stop
Kimball
03h 24m from Milbank
Leave By
10:22 PM CDT
Overnight-style route
Weather Watch

Chance Showers And Thunderstorms leaving Milbank 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 Milbank to Rapid City?

The road trip is about 405.6 miles (652.7 km) and usually takes 06h 49m 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?

Kimball is a useful midpoint, sitting about 229 miles from Milbank and 176.5 miles from Rapid City.

How much longer is the road route than the straight-line distance?

The direct path is about 333.5 miles (536.7 km), while the road route adds roughly 72.1 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 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 $53.96 one way or $107.93 round trip. Estimated CO2 is about 127.2 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Milbank and Rapid City, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Milbank and Showers And Thunderstorms Likely near Rapid City.

Flight Path Map

This map shows the direct air route between Milbank and Rapid City. Straight-line distance: 333.49 mi (536.7 km).

Milbank

#1 Milbank

City in and county seat of Grand County, South Dakota, United States

Population3,066
Coordinates45.2191300, -96.6356200
Altitude351
CountryUnited States
Rapid City

#2 Rapid City

The second most populous city in South Dakota.

Population77,503
Coordinates44.0805400, -103.2310100
Altitude988
CountryUnited States
Start: South Main Street (-96.635875, 45.219131)
End: Mount Rushmore Road (-103.231059, 44.080547)

Estimated Travel Time

Distance: 653 km by road

SpeedTime
30 mph (48.3 km/h)13h 30m
40 mph (64.37 km/h)10h 08m
50 mph (80.47 km/h)08h 06m
60 mph (96.56 km/h)06h 45m
70 mph (112.65 km/h)05h 47m
80 mph (129 km/h)05h 03m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.31 gal
54.17 L · about $53.96
Round trip
$107.93
28.62 gal · 108.34 L
Estimated CO2
127.2 kg one way
Round trip: 254.3 kg / 561 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $53.96 $107.93
Mid-grade $4.25 $60.86 $121.72
Premium $4.65 $66.60 $133.20
Diesel $5.30 $75.90 $151.80

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

Please keep in mind that there is a 1 hour time gap between Milbank, SD and Rapid City, SD. The current time in Milbank is 18:54:46, although it is 17:54:46 in Rapid City.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.