New Northumberland Ferry Schedule Begins Tuesday Sep 2, 2019 | 10:31 AM Northumberland Ferries begins a new schedule on Tuesday that will run through October 14th. Crossings at Wood Islands at: 6.30 a.m., 9.30, 11.15, 1.00 p.m., 2.45, 4.30, 7.30. At Caribou: 8.00 a.m., 11.15, 1.00 p.m., 2.45, 4.30, 6.00, 9.30.