Distance from Longmont, CO to Rapid City, SD

Driving distance from Longmont, CO to Rapid City, SD is 365 miles (587 km). How far is it from Longmont, CO to Rapid City, SD? It's a 05 hours 52 minutes drive by car. Flight distance is approximately 287 miles (462 km) and flight time from Longmont, CO to Rapid City, SD is 34 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
365 Miles
/
587 Km
Driving distance
Gas consumption
14.60 Gallons
55.77 Litres
Gas consumption
Flight distance
287 Miles
/
462 Km
Flight distance

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

To travel the distance from Longmont, CO to Rapid City, SD, 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 Rapid City, SD

Choose a place to stay while traveling from Longmont, CO to Rapid City, SD. 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