Airports Serving Alliston 15 of 15 Matching Airports Borden CFB Heliport Borden, ON8.3 miles Lake Simcoe Regl Barrie/Orillia, ON27.2 miles Buttonville Mncpl2833 16th Ave, Box 100, Markham Toronto, ON L3R 0P831.9 miles Lester Pearson Intl3111 Convair Dr Toronto, ON L5P 1B234.9 miles Billy Bishop City60 Harbour St Toronto, ON43 miles Oshawa Oshawa, ON50.9 miles Muskoka Muskoka, ON53.6 miles Kitchener/Waterloo4881 Fountain St N, PO Box 160, Breslau Kitchener, ON N0B 1M054.5 miles Billy Bishop Regl Owen Sound, ON56.9 miles John C Monro Intl9300 Airport Rd, Ste 2206, Mt Hope Hamilton, ON L0R 1W068.4 miles San Souci SPB Frying Pan Is, ON71.1 miles Peterborough Mncpl Peterborough, ON74.9 miles Niagara District St Catharines, ON75.1 miles Parry Sound Area Parry Sound, ON76.2 miles Niagara Falls Intl Niagara Falls, NY85.8 miles