Driving
Cedar City to Rapid City
Updated: 28 May 2026
The drive from Cedar City to Rapid City covers approximately 900 miles, primarily following I-15 North to I-90 East. This route takes you through the scenic landscapes of Utah, Idaho, Montana, and Wyoming before reaching the Black Hills of South Dakota. You should budget at least 14 hours of driving time. It is a major interstate route, making it well-serviced with gas stations and rest areas.
Total Distance: 1450 km driving distance; 1050 km straight-line air distance.
Fastest Way
Driving via I-15 and I-90 is the fastest route, taking 14 hours.
Cheapest Way
Driving is the most practical and cost-effective method.
Compare Cedar City to Rapid City Routes
Driving
Direct
Duration
14 hours
Avg Price
180-230 USD
Operator
Personal Vehicle
Route
I-15 N to I-90 E through Bozeman and Gillette.
Plan for an overnight stop in Gillette or Sheridan.
Travel Tips
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Fuel StopsGas stations are frequent along I-90, but prices are higher in remote areas.
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Rest AreasUtilize the official state rest areas for safe breaks; they are well-maintained.
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WeatherSouth Dakota weather can be extreme; check forecasts before departing.
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Speed LimitsI-90 has high speed limits, but be aware of wind gusts that can affect vehicle stability.
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LodgingBook hotels in Rapid City in advance during the Sturgis Motorcycle Rally.
Safety Tips
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WildlifeDeer and bison are common near the road; stay alert, especially at night.
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FatigueThis is a very long drive; switch drivers if possible or take a 20-minute nap every 4 hours.
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Vehicle CheckEnsure your oil and coolant levels are checked before departing on this 14-hour journey.
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Emergency ContactSave the number for South Dakota Highway Patrol in your phone for roadside assistance.
People Also Ask
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Is there a train to Rapid City?No, there is no passenger rail service to Rapid City.
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Can I fly?You would need to fly from a major hub to Rapid City Regional Airport.
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Are there tolls?No, this route is toll-free.
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Is the route safe?Yes, it is a major interstate highway system.
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What is the best halfway point?Sheridan, Wyoming, is a convenient stop.
Quick Info
- From Cedar City, Utah, United States
- To Rapid City, South Dakota, United States
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Modes
Best Time to Travel
June through August for the best weather in the Black Hills.
Things to Do in Rapid City
1
Mount Rushmore
An iconic American monument featuring the faces of four presidents. It is a short drive from Rapid City.
2
Badlands National Park
Known for its dramatic rock formations and fossil beds. It is a must-see for nature lovers.
3
Custer State Park
Famous for its bison herds and scenic drives. It offers great opportunities for wildlife viewing.
4
Dinosaur Park
Features life-sized dinosaur statues and great views of the city. It is a fun stop for families.
Tags
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Utah to South Dakota road trip
I-15 to I-90 route
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South Dakota road trip
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