The distance from Stonington, Connecticut to Portland, Maine

The exact distance between Stonington, Connecticut and Portland, Maine is 181 miles (291 kilometers) by a straight line.

The distance from Stonington, Connecticut to Portland, Maine
The distance from Stonington, Connecticut to Portland, Maine by highways is about 208 miles and it is subject to a slight change depending on the chosen route. Travel time from Stonington, Connecticut to Portland, Maine by car is about 3.5 hours and it also may vary depending on traffic. If you intend to drive from Stonington to Portland please take into account that travel times may rise by 10 to 50% in case of traffic jams or bad weather. In those cases the public transport is a better way to travel between Stonington, Connecticut and Portland, Maine.



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Where next? Distances to other cities from Portland, Maine: