Oct. 31-Nov. 1: UP Express service adjustments Started Thu Oct 8 Until Sat Oct 10 Oct. 31-Nov. 1: Service adjustments On Saturday, Oct. 31 and Sunday, Nov. 1, planned construction is taking place on UP Express. There will be no UP Express train service. GO buses will run direct between Union Station Bus Terminal and Pearson Airport Terminal 1. There will be no UP Express service at Bloor, Mount Dennis or Weston stations. There are some late-night service adjustments on Friday, Oct. 30. On Monday, Nov. 2 and Tuesday, Nov. 3, train arrival and departure times will be adjusted up to one minute earlier than regularly schedule. Learn more about these and upcoming service adjustments on UP Express.