Average driving speed: 54.1 mph
Kilometers per hour: 87 km/h
This is based on typical traffic conditions for this route.
How long is the drive from Rockford, IL to GRB? The total driving time is 3 hours, 26 minutes.
Your trip begins in Rockford, Illinois. It ends at Austin Straubel International Airport in Green Bay, Wisconsin.
If you're planning a road trip, you might be interested in seeing the total driving distance from Rockford, IL to GRB.
You can also calculate the cost to drive from Rockford, IL to GRB based on current local gas prices and an estimate of your car's best gas mileage.
If you're meeting a friend, you might be interested in finding the city that is halfway between Rockford, IL and GRB.
Planning to fly a plane instead? You might be more interested in calculating the flight time from Rockford, IL to GRB.
Travelmath helps you find the driving time based on actual directions for your road trip. You can find out how long it will take to drive between any two cities, airports, states, countries, or zip codes. This can also help you plan the best route to travel to your destination. Compare the results with the flight time calculator to see how much longer it might take to drive the distance instead of flying. You can also print out pages with a travel map.