An hourlong special recounting the story line so far will air at 8 p.m. EST Tuesday, Feb. 2, followed by the two-hour season premiere.
"Lost" will move to its regular 9-10 p.m. EST time slot beginning the following week, on Feb. 9, the network said Thursday.
The series about an airplane crash on a mysterious island and its aftermath is ending after six seasons. The stars of "Lost" include Matthew Fox and Evangeline Lilly.
