Distance from Longmont, CO to Saint George, UT

Driving distance from Longmont, CO to Saint George, UT is 665 miles (1071 km). How far is it from Longmont, CO to Saint George, UT? It's a 10 hours 39 minutes drive by car. Flight distance is approximately 505 miles (812 km) and flight time from Longmont, CO to Saint George, UT is 01 hours 00 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
665 Miles
/
1071 Km
Driving distance
Gas consumption
26.60 Gallons
101.75 Litres
Gas consumption
Flight distance
505 Miles
/
812 Km
Flight distance

How far is it from Longmont, CO to Saint George, UT?

To travel the distance from Longmont, CO to Saint George, UT, 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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Last distance calculations