Dubuque to Isle Royale: Road Trip Guide & Distance

389.5 miles 626.9 km · straight line
467.5 miles estimated 752.3 km · driving distance
9h 24min estimated drive time
$45 - $55 estimated fuel cost
~1h 17min flight time
12° NNE bearing direction

How far is Dubuque from Isle Royale?

The distance from Dubuque to Isle Royale is 389.5 miles (626.9 km) as the crow flies. Isle Royale is located NNE of Dubuque. By car, the driving distance is approximately 467.5 miles, taking about 9h 24min. A direct flight would take roughly 1h 17min. Both are located in United States — Dubuque in Iowa and Isle Royale in Michigan.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Dubuque and Isle Royale. 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.

How to Get from Dubuque to Isle Royale

Method Time Est. Cost Best For
Drive 9h 24min $45 - $55 Flexible stops
Fly ~1h 17min $80–200* Speed
Bus ~11h 17min $37–$70* Budget
Train ~8h 56min $56–$164* Comfort

Suggested Stops Between Dubuque & Isle Royale

Quick Facts

Dubuque
42.50°N, 90.66°W
America/Chicago
189m elevation
Isle Royale
48.00°N, 88.90°W
America/Detroit
425m elevation
Explore more routes from Isle Royale

Did You Know?

  • At walking speed (3 mph), it would take about 130 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 32 hours
  • You could travel this distance about 63.9 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients