Distance from St. Louis, MO to DeKalb, IL

Driving distance from St. Louis, MO to DeKalb, IL is 280 miles (451 km). How far is it from St. Louis, MO to DeKalb, IL? It's a 04 hours 15 minutes drive by car. Flight distance is approximately 241 miles (387 km) and flight time from St. Louis, MO to DeKalb, IL is 29 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
280 Miles
/
451 Km
Driving distance
Gas consumption
11.20 Gallons
42.85 Litres
Gas consumption
Flight distance
241 Miles
/
387 Km
Flight distance

How far is it from St. Louis, MO to DeKalb, IL?

To travel the distance from St. Louis, MO to DeKalb, IL, 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 DeKalb, IL

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Last distance calculations