Distance from O'Fallon, MO to Dubuque, IA

Driving distance from O'Fallon, MO to Dubuque, IA is 326 miles (525 km). How far is it from O'Fallon, MO to Dubuque, IA? It's a 05 hours 04 minutes drive by car. Flight distance is approximately 255 miles (410 km) and flight time from O'Fallon, MO to Dubuque, IA is 30 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
326 Miles
/
525 Km
Driving distance
Gas consumption
13.04 Gallons
49.88 Litres
Gas consumption
Flight distance
255 Miles
/
410 Km
Flight distance

How far is it from O'Fallon, MO to Dubuque, IA?

To travel the distance from O'Fallon, MO to Dubuque, IA, 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 Dubuque, IA

Choose a place to stay while traveling from O'Fallon, MO to Dubuque, IA. We also offer Car Rental widget for your particular journey. There are lots of options to choose from. Give it a try.

Last distance calculations