Train trip modified - Union Station 16:20 - Durham College Oshawa GO 17:23 Started Until Thu Oct 23 The Union Station 16:20 - Durham College Oshawa GO 17:23 train will run express from Scarborough GO to Rouge Hill GO due to a customer needing assistance. Customers can board the next train scheduled to depart Scarborough GO at 16:54.Subscribe to On the GO alerts and receive customized, real-time alerts for schedule changes, construction updates and more. Sign up for On The GO alerts here.