Keystone
Keystone
Cheyenne
Cheyenne
Driving

Keystone to Cheyenne

Updated: 28 May 2026

The drive from Keystone to Cheyenne is approximately 300 miles, taking you south through the Black Hills and into Wyoming. You will primarily use US-85. The journey takes about 5 hours. You will pass through scenic landscapes and small towns.

Total Distance: 480 km driving, 420 km air distance.
Fastest Way
Driving takes about 5 hours.
Cheapest Way
Driving your own vehicle.
Compare Keystone to Cheyenne Routes
Driving
Direct
Duration
5 hours
Avg Price
$50-$80 in fuel
Operator
Personal Vehicle
Route
US-85 S.

The route is very straightforward.

Travel Tips
  • Fuel
    Fill up in Newcastle, Wyoming, to ensure you have enough for the trip.
  • Speed
    Watch for speed limit changes in small towns.
  • Weather
    Be prepared for high winds, which are common in Wyoming.
  • Navigation
    US-85 is well-marked; you won't need complex directions.
  • Timing
    Avoid driving at night due to wildlife on the road.
Safety Tips
  • Wildlife
    Be extremely cautious of deer and antelope crossing the road.
  • Winter
    The roads can be very icy in winter; check conditions before leaving.
  • Emergency
    Carry a basic emergency kit with water and blankets.
  • Vehicle
    Ensure your vehicle is in good condition before the long drive.
People Also Ask
  • Is there a bus?
    No, there is no practical bus service.
  • How long is the drive?
    About 5 hours.
  • Are there tolls?
    No, there are no tolls on this route.
  • What is the best way to travel?
    Driving is the only practical option.
  • Is it a scenic drive?
    It is a quiet, rural drive through the plains.
Quick Info
  • From Keystone, South Dakota, United States
  • To Cheyenne, Wyoming, United States
  • Modes
Best Time to Travel

Late spring to early autumn for the best driving conditions.

Things to Do in Cheyenne
1
Cheyenne Depot Museum
Learn about the history of the railroad in this beautifully restored depot.
2
Cheyenne Frontier Days Old West Museum
Explore the history of the famous rodeo and Western culture.
3
Wyoming State Capitol
Tour the historic capitol building in the heart of the city.
4
Curt Gowdy State Park
Enjoy hiking, fishing, and camping in this scenic park between Cheyenne and Laramie.
Tags
Keystone to Cheyenne driving to Wyoming US-85 route Keystone SD to Cheyenne WY Black Hills to Cheyenne road trip to Wyoming Cheyenne access traveling south from SD
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