Dubuque to Duluth, Minnesota: Road Trip Guide & Distance

How far is Dubuque from Duluth, Minnesota?

The distance from Dubuque to Duluth, Minnesota is 304.3 miles (489.7 km) as the crow flies. Duluth, Minnesota is located NNW of Dubuque. By car, the driving distance is approximately 380.3 miles, taking about 7h 39min. A direct flight would take roughly 1h 7min. Both are located in United States — Dubuque in Iowa and Duluth, Minnesota in Minnesota.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Dubuque and Duluth, Minnesota. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.