ICAO		IATA		Other		Location
CWLS						Mount Forest (MARS), Ontario, CA (26 mi / 43 km SE)
				CPA2		Mount Forest [Mount Forest Louise Marshall Hospital Heliport], Ontario, CA (27 mi / 44 km SE)
				CPD4		Brussels [Armstrong Field], Ontario, CA (29 mi / 46 km S)
				CPD2		Ethel [Ethel Airport], Ontario, CA (29 mi / 47 km S)
				CPA3		Palmerston [Palmerston District Hospital Heliport], Ontario, CA (29 mi / 47 km SE)
				CPD9		Markdale [Markdale Centre Grey General Hospital Heliport], Ontario, CA (30 mi / 48 km E)
				CDG3		Dungannon [Dungannon Aerodrome], Ontario, CA (30 mi / 48 km SW)
				CPR3		Palmerston, Ontario, CA (31 mi / 49 km SE)
				CPN5		Listowel, Ontario, CA (31 mi / 50 km S)
				CNK6		Owen Sound [Owen Sound Grey Bruce Health Services Heliport], Ontario, CA (32 mi / 51 km NE)
				CNN4		Atwood, Ontario, CA (34 mi / 55 km S)
CYOS		YOS				Owen Sound [Billy Bishop Regional Airport], Ontario, CA (35 mi / 56 km NE)
				CFL4		Flesherton [Flesherton (Smithorrs Field) Aerodrome], Ontario, CA (35 mi / 56 km E)
				CAT1		Coghlin, Ontario, CA (35 mi / 56 km S)
				CWF2		Walter's Falls [Walter's Falls (Piper Way) Aerodrome], Ontario, CA (36 mi / 58 km NE)
				CEL3		East Linton [East Linton (Kerr Field) Aerodrome], Ontario, CA (37 mi / 59 km N)
CYGD						Goderich [Goderich Airport], Ontario, CA (37 mi / 59 km SW)
				CCN4		Conn [Conn Aerodrome], Ontario, CA (38 mi / 60 km E)
				CPT4		Arthur North, Ontario, CA (39 mi / 63 km SE)
CYVV		YVV				Wiarton [Wiarton Airport], Ontario, CA (40 mi / 65 km N)