When Does Glacier National Park Open 2024. Reservations are needed for many glacier starting july 1 through september 8, 2024 from 6 a.m. Reservations will be released starting january 25, 2024, and continue to be released on a rolling 120 days basis.

Construction resumed in april 2024, and is expected to be completed in late may to early june 2024, weather permitting. Park road construction & infrastructure work.