Distance from Rapid City, SD to Thornton, CO

Driving distance from Rapid City, SD to Thornton, CO is 387 miles (623 km). How far is it from Rapid City, SD to Thornton, CO? It's a 05 hours 56 minutes drive by car. Flight distance is approximately 304 miles (490 km) and flight time from Rapid City, SD to Thornton, CO is 36 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
387 Miles
/
623 Km
Driving distance
Gas consumption
15.48 Gallons
59.19 Litres
Gas consumption
Flight distance
304 Miles
/
490 Km
Flight distance

How far is it from Rapid City, SD to Thornton, CO?

To travel the distance from Rapid City, SD to Thornton, CO, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

Book a Hotel for your trip to Thornton, CO

Choose a place to stay while traveling from Rapid City, SD to Thornton, CO. We also offer Car Rental widget for your particular journey. There are lots of options to choose from. Give it a try.

Last distance calculations