Infrastructure Transportation thumb| in St. John's Harbour, where Canadian Coast Guard vessels use St. John's as a home port thumb|right|St. John's International Airport serves as the international airport for the metropolitan area. It is the second busiest airport in Atlantic Canada.
Infrastructure Transportation thumb|. in St John's Harbour, where Canadian Coast Guard ve.ssels use St. John's as a home port thumb|right|St. John's International Airport serves as the international airport for the metropolitan area. It is the second busiest airport in Atlantic Canada