Driving distance from Port Huron, MI to Dubuque, IA is 525 miles (845 km). How far is it from Port Huron, MI to Dubuque, IA? It's a 08 hours 09 minutes drive by car. Flight distance is approximately 419 miles (675 km) and flight time from Port Huron, MI to Dubuque, IA is 50 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.
To travel the distance from Port Huron, MI 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.
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