Operating Hours and Seasons

a floatplane silhouette with green northern lights behind it — The park and preserve is open 24/7, however, some nights are prettier than others.
NPS/K. Lewandowski

Lake Clark National Park and Preserve

The park and preserve are open 24 hours per day year-round. Most visitors arrive between June and October when the weather is warmer and a wider variety of lodging, transportation, and guiding services are available.

Boats, float planes and wheeled planes are the primary modes of transport in summer and fall. In winter, areas of the park may be accessed by wheeled or planes on skis, depending on the weather. For more information about how to get to and around the park, visit our Directions page.

Place Specific Closure Information

At the base of Iliamna
Chinitna Bay

At times, visitors are able to see twenty or more brown bears in the salt marsh and on the tidal flats east of Middle Glacier Creek.
Proenneke's Cabin
Twin Lakes

Plan your trip to the home of one of Alaska's foremost wilderness icons.
A Creek Full of Coho
Silver Salmon Creek

Located midway up the park's Cook Inlet coast, this is the place to be if you are interested in bear viewing or fishing.