Distance from to

Distance between Boston and St. Mary's

Distance between Boston and St. Mary's is 652.62 km. This distance is equal to 405.52 miles, and 352.15 nautical miles.

The distance line on map shows distance from Boston to St. Mary's between two cities.
If you travel with an airplane (which has average speed of 560 miles per hour) between Boston to St. Mary's,
It takes 0.72 hours to arrive.

Boston 42.3584308 -71.0597732
St. Mary's 38.1060259 -76.3637285
Distance 652.62 km 405.52 miles

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