The Queen on Tuesday heads to New York. There she will visit the site of the September 11, 2001 terrorist attacks and also address the United Nations General Assembly.
Ontario Premier Dalton McGuinty on Monday is expected to present the queen and Prince Philip with personalised BlackBerries with messages from him.
The Queen visited Canada to celebrate the country's 143rd birthday and to mark the Canadian navy's centennial.
She is the symbolic head of state in Canada, which is a member of the British Commonwealth of former colonies.