Distance from Ann Arbor, MI to O'Fallon, IL

Driving distance from Ann Arbor, MI to O'Fallon, IL is 501 miles (806 km). How far is it from Ann Arbor, MI to O'Fallon, IL? It's a 08 hours 19 minutes drive by car. Flight distance is approximately 412 miles (664 km) and flight time from Ann Arbor, MI to O'Fallon, IL is 49 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
501 Miles
/
806 Km
Driving distance
Gas consumption
20.04 Gallons
76.57 Litres
Gas consumption
Flight distance
412 Miles
/
664 Km
Flight distance

How far is it from Ann Arbor, MI to O'Fallon, IL?

To travel the distance from Ann Arbor, MI to O'Fallon, 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.

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Last distance calculations