From Detroit Metro Airport line 125 bus to Detroit, ON, bus to Thamesville, ON, then taxi to St. Clair. 5hrs 35min $127. From Airport Station subway to West Park Station Stop #1, line 22 bus to Cleveland, OH, bus to Detroit, MI, line 5505 bus to Chatham, ON, then taxi to St. Clair. 9hrs 51min $162. From London airport (YXU) taxi to London, train to Sarnia, then taxi to St. Clair. 1hrs 43min $99. From Sarnia airport (YZR) taxi to St. Clair. 25min $53. From Windsor airport (YQG) drive to St. Clair. 1hrs 43min $15.