The nearest major airport is Detroit, Michigan, there is an airport at Houghton, Michigan.
During the summer, visitors can reach the Island via private ferries originating in Grand Portage, Minnesota; Houghton, Michigan; or Copper Harbor, Michigan. A Seaplane service operates out of Houghton, Michigan. Private boaters also visit Isle Royale, often originating from the same locations as the private ferries. Winter headquarters for Isle Royale National Park is located in Houghton, Michigan, on the Keweenaw Peninsula of the "Upper Peninsula" of Michigan.
Houghton, MI (Ranger III): 6.5 hours one way. A 165 feet, 125-passenger vessel that offers ferry service from early June through mid-September to and from Rock Harbor. For reservations: email ISRO_Ranger3Reserve@nps.gov, or write to: Isle Royale National Park, 800 East Lakeshore Drive, Houghton, MI 49931-1869
Houghton, MI (Seaplane Service): 0.5 hour one way, on-demand air service mid-May through September service to Rock Harbor and Windigo, reservations write to: Isle Royale Seaplane Service P. O. Box 371 Houghton, MI 49931-0366
Copper Harbor, MI (Isle Royale Queen III): 4.5 hours one way, 81 feet, 100-passenger vessel. Operates mid-May through September service to and from Rock Harbor, write: The Royale Line, Box 24, Copper Harbor, MI 49918-0024
Grand Portage, MN (Voyageur II): 1.75 hours one way to Windigo, 6.25 hours one way to Rock Harbor. A 63 feet, 48-passenger vessel. Operates mid-May through October service to ports around Royale Isle, including Rock Harbor. For reservations: write to:
Grand Portage-Isle Royale Transportation Line, Inc.
1507 North First Street
Superior, WI 54880-1146
Grand Portage, MN (Wenonah): 3 hours one way. A 65 feet, 149-passenger vessel. Operates June through Labor Day service to and from Windigo. For reservations, see above.
Hiking or backpacking; personal boat, canoe, or kayak; Voyageur II shuttle service to selected ports out of Grand Portage MN; M.V. Sandy, water charter service or canoe, boat and motor rental from National Park Concessions, Inc, operated out of Rock Harbor.
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