If your parents can get US visa, they can go ahead US. Since the single entrance visa of Canada will not count your parents leaving for US or Mexico for a short time. But you have to let your parents return back within their valid Canadian visa period. In case your parents missed the date. Your parents have to apply for a new Canadian visa.
If your parents can get US visa, they can go ahead US. Since the single entrance visa of Canada will not count your parents leaving for US or Mexico for a short time. But you have to let your parents return back within their valid Canadian visa period. In case your parents missed the date. Your parents have to apply for a new Canadian visa.
Why didn't you search goverment official website like I did above?I searched many website, and get the same information as what you gave. However, I am not sure if it was true![]()