Distance from Longmont, CO to Sioux City, IA
Driving distance from Longmont, CO to Sioux City, IA is 637 miles (1024 km). How far is it from Longmont, CO to Sioux City, IA? It's a 10 hours 30 minutes drive by car. Flight distance is approximately 479 miles (771 km) and flight time from Longmont, CO to Sioux City, IA is 57 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.
Check returning route - Distance from Sioux City, IA to Longmont, CO How far is it from Longmont, CO to Sioux City, IA?
To travel the distance from Longmont, CO to Sioux City, IA, 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.
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