Airports of St. Marys Closest ariports to St. Marys city: London International Airport (distance 24.5 km / 15.2 mi) | ✈️ Book tickets Centralia/James T. Field Memorial Aerodrome (distance 41.5 km / 25.8 mi) | ✈️ Book tickets St. Thomas Municipal Airport (distance 52.5 km / 32.6 mi) | ✈️ Book tickets Region of Waterloo International Airport (distance 85.7 km / 53.3 mi) | ✈️ Book tickets Township Airport (distance 116.2 km / 72.2 mi) | ✈️ Book tickets John C. Munro Hamilton International Airport (distance 131 km / 81.4 mi) | ✈️ Book tickets Sarnia Airport (distance 131.8 km / 81.9 mi) | ✈️ Book tickets Chatham-Kent Municipal Airport (distance 146.6 km / 91.1 mi) | ✈️ Book tickets Billy Bishop Regional Airport (distance 150.2 km / 93.3 mi) | ✈️ Book tickets St Clair County International Airport (distance 157.5 km / 97.9 mi) | ✈️ Book tickets Airports of St. Marys city on map: ☞ Show Map Find air tickets to St. Marys airport