101 Dundas Express and 201 Dundas are the rush hour express bus routes running on Dundas Street. Route 101 runs between Ridgeway Drive and Islington Subway Station via University of Toronto at Mississauga. Route 201 runs between South Common Centre and Islington.
Both routes provide a minimum 20 minute service, synchronized to a combined 10 minute service east of Erindale where the routes are concurrent. Extra peak direction trips provide 5 to 8 minute service at the most congested times. Taking one of the express routes from Erindale to the subway saves 7 to 10 minutes compared to route 1 - Dundas.
