Aeroportul Mary's Harbour se afla la 0,5 mile marine (0,93 km; 0,58 mi) la sud de Mary's Harbour, Newfoundland si Labrador, Canada.
Aeroportul este situat in apropiere de Happy Valley, Deer Lake, Grand Falls, Gander, Corner Brook, Stephenville, Clarenville, Bay Roberts, Portugal Cove-St. Philip's, Torbay, Conception Bay South, Paradise, Marystown, Mount Pearl Park, St. John's, Saint-Pierre, Les Îles-de-la-Madeleine, Labrador City, Cape Breton, Inverness (Canada, Saint-Pierre si Miquelon).