Located in the geographic centre of Canada, Northwestern Ontario is part of the larger Northern Ontario region. The communities in Northwestern Ontario are divided between the Eastern Time Zone and the Central Time Zone.

It is bordered on the north by Hudson Bay and James Bay and on the east by Northeastern Ontario. Its southern border is with Lake Superior and the State of Minnesota in the United States. To the west is the Province of Manitoba in Canada.

Northwestern Ontario is located within a one day drive from several Midwest United States including Minnesota and Wisconsin. There are three border entry points in Northwestern Ontario which are: Pigeon River north of Duluth, Fort Frances/International Falls and Rainy River/Baudette.

The region is bordered to the northwest by the Province of Manitoba in Canada and by the State of Minnesota in the United States to the south. Northwestern Ontario is less than a one day drive from many major centres in Canada and the U.S., including Duluth, Minneapolis, Chicago, and Milwaukee.

Driving Times (in hours) from Thunder Bay:
City Distance (hours) from Thunder Bay
Geraldton, ON 3.5 hours
Fort Frances, ON 4 hours
Sioux Lookout, ON 4 hours
Dryden, ON 4 hours
Rainy River, ON 5.5 hours
Wawa, ON 5.5 hours
Kenora, ON 6 hours
Ottawa, ON 20.5 hours
Toronto, ON 18.5 hours
Sault St. Marie, ON 9 hours
Winnipeg, MN 9 hours
Chicago, IL 14 hours
Duluth, M 3.5 hours
Minneapolis, MN 6.5 hours
Milwaukee, WI 12.5 hours

To calculate distances between selected Northwestern Ontario cities and towns, use the Ministry of Transportation Distance Triangle (PDF - 829 KB).Distance calculator:
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