From Big Beaver @ Wilshire line 430 bus to Troy Amtrak then train to Ann Arbor Amtrak. 2 h 36 min $37. From Crooks @ Corporate line 465 bus to Detroit, MI - Amtrak then Amtrak Thruway to Ann Arbor, MI - Amtrak. 3 h 7 min. From Troy taxi to Ann Arbor. 58 min $107. From Troy drive to Ann Arbor. 58 min $5.
Southeast Michigan SMART operates a train from Troy to Ann Arbor every 3 hours. Tickets cost $2 and the journey takes 13 min. Amtrak also services this route 3 times a day. Alternatively, Southeast Michigan SMART operates a bus from Troy to Ann Arbor 4 times a day. Tickets cost $2 and the journey takes 1 h 2 min. Amtrak also services this route once daily.