At what age does a US citizen need a passport to Canada
U.S. and Canadian citizens ages 16 through 18 traveling between the U.S. and Canada with school, religious, cultural or athletic groups and under adult supervision will also be allowed to travel with only proof of citizenship, such as a birth certificate.or example if one parent is travelling to Canada with children but not the other parent, a signed document giving travel permission may be necessary. Visitors of all other nationalities, of all ages, need a valid passport to enter Canada by land, sea and air.