Metro-North Railroad (MNR) operates a train from New Rochelle to Times Square every 30 minutes. Tickets cost $7 - $16 and the journey takes 40 min. Amtrak Northeast Regional also services this route every 4 hours.
From New Rochelle train to Grand Central. 40 min $14. From New Rochelle Transit Center Lane B line 42 bus to 233 St then line 2 subway to Times Sq - 42 St. 1 h 29 min $5. From New Rochelle taxi to Times Square. 23 min $116. From New Rochelle drive to Times Square. 23 min $2.