Distance from Washington D.C., DC to O'Fallon, IL

Driving distance from Washington D.C., DC to O'Fallon, IL is 827 miles (1331 km). How far is it from Washington D.C., DC to O'Fallon, IL? It's a 13 hours 54 minutes drive by car. Flight distance is approximately 693 miles (1116 km) and flight time from Washington D.C., DC to O'Fallon, IL is 01 hours 23 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
827 Miles
/
1331 Km
Driving distance
Gas consumption
33.08 Gallons
126.45 Litres
Gas consumption
Flight distance
693 Miles
/
1116 Km
Flight distance

How far is it from Washington D.C., DC to O'Fallon, IL?

To travel the distance from Washington D.C., DC 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