Customs and Immigration Regulations In Canada
-> U.S. citizens and visitors from most European countries do not require a Visitor Visa for entry to Canada.
-> Visitors from other countries require a passport valid for at least six months longer than their intended stay.
-> Some may be required to obtain a Visitor Visa from a Canadian embassy or consulate prior to travel to Canada.
-> For Americans, identification establishing citizenship is required such as an original birth certificate or a certified copy of proof of birth location from a town hall, plus one photo ID card.
-> Passport is not required but is ideal for identification. Temporary residents of the U.S. must carry a passport and may also require a Visitor Visa depending on their citizenship
Visa & Entry Requirements : US Citizens , most Western European and Commonwealth countries, as well as Mexico, Japan, South Korea and Israel don’t need visas to enter Canada for stays of up to 180 days. US permanent residents are also exempt.
As entry requirements may change from time to time it is strongly advised that you check with the department of foreign affairs or your local consulate or embassy for the current requirements.