Distance from O'Fallon, MO to Gary, IN

Driving distance from O'Fallon, MO to Gary, IN is 325 miles (523 km). How far is it from O'Fallon, MO to Gary, IN? It's a 05 hours 07 minutes drive by car. Flight distance is approximately 261 miles (420 km) and flight time from O'Fallon, MO to Gary, IN is 31 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
325 Miles
/
523 Km
Driving distance
Gas consumption
13.00 Gallons
49.69 Litres
Gas consumption
Flight distance
261 Miles
/
420 Km
Flight distance

Don't forget Check returning route - Distance from Gary, IN to O'Fallon, MO

How far is it from O'Fallon, MO to Gary, IN?

To travel the distance from O'Fallon, MO to Gary, IN, 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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