Glacier Bay Basin

Around 1750, when the Little Ice Age reached its peak in southeast Alaska, what is now Glacier Bay did not exist. The entire inlet was buried under a single massive glacier stretching more than 100 kilometres. By 1879, when John Muir arrived by canoe, that glacier had retreated 75 kilometres, and the bay it left behind was already filling with marine life. Today the retreat has extended to roughly 105 kilometres total. That figure is not a cause for celebration, but it does explain why Glacier Bay National Park and Preserve is considered one of the most important living laboratories for studying ecological succession on the planet: nowhere else can scientists observe what happens to a landscape in the immediate centuries after the ice releases it.

The park covers 13,000 square kilometres of southeast Alaska, about 160 kilometres west of Juneau. There is no road access. You arrive by small plane or by boat, which immediately sets the tone for the experience.

How to Get There

The gateway community is Gustavus, a small town with a state-managed airport served by scheduled flights from Juneau (roughly 30 minutes by propeller aircraft). Alaska Airlines affiliates and small regional carriers run multiple daily flights; expect to pay 120 to 250 dollars round trip depending on season and booking lead time. The alternative is the Alaska Marine Highway ferry from Juneau, which runs on a less frequent schedule and takes considerably longer.

From Gustavus a free shuttle connects to the park visitor facilities at Bartlett Cove, about 15 kilometres away.

Permits, Quotas, and Access

The park operates a strict vessel quota system to protect its UNESCO-designated waters. Private motorised vessels require advance permits to enter the bay between June 1 and August 31; only 25 private vessel permits are issued per day, with one slot reserved as a transit-only permit. Apply through the NPS in advance because these permits sell out well before the season opens. Cruise ships are limited to two large vessels per day, set by the park superintendent based on scientific and public comment each season.

Kayakers face no quota but must complete a mandatory boating orientation at the Visitor Information Station at Bartlett Cove before launching into the bay. Backcountry camping permits are free and available at the same station.

The park entrance fee itself is modest (around 15 dollars per person in 2025), but the more significant costs are getting there and accommodation.

What to Do

Boat tours to the glaciers are the central experience for most visitors. The park concessioner operates a day tour that travels the full length of the bay to the Margerie and Grand Pacific Glaciers at the upper inlet, roughly 11 hours round trip. The tour departs Bartlett Cove daily in summer and costs around 225 dollars per adult. Margerie Glacier is one of the most active tidewater glaciers accessible by boat in Alaska, and watching a section of the 76-metre-tall face calve into the water is genuinely arresting. The tour also passes through Tarr Inlet, where there is a reasonable chance of seeing humpback whales, Steller sea lions, and brown bears on the shoreline.

Sea kayaking is the other primary way to engage with the park. Alaska Mountain Guides runs three-day trips starting around 2,240 dollars and five-day expeditions from about 3,080 dollars, including water taxi transport to upper bay put-ins. Glacier Bay Sea Kayaks offers day rentals and guided half-day or full-day paddles from Bartlett Cove for those who want something less committing. Paddling in the upper bay, particularly in Johns Hopkins Inlet, puts you genuinely close to calving glaciers and the harbor seal haul-out beaches below the ice.

Hiking from Bartlett Cove includes several short trails through coastal forest and along the beach. These are not dramatic alpine routes but they are ecologically interesting: the forest near the lodge is already dense spruce and cottonwood, while just 250 years ago this ground was under ice. The Forest Loop Trail (about 2 kilometres) and the Bartlett River Trail (about 7 kilometres return) are the main land options. For more serious hiking, the backcountry requires water taxi access to trailheads.

Wildlife viewing throughout the bay is consistently excellent in season. Humpback whales are common in mid and lower bay areas from late spring through early autumn. The upper bay has brown bears foraging along glacial outwash plains, particularly in July when pink salmon start running. Harbour porpoise, Steller sea lions, and black-legged kittiwakes are effectively constant companions on any boat trip.

Where to Stay

Glacier Bay Lodge at Bartlett Cove is the only accommodation inside the park. It runs from late May to mid-September and books up early, typically by March for peak summer dates. Rooms run roughly 220 to 320 dollars per night for standard accommodation. The lodge dining room serves breakfast and dinner with reasonable Alaskan seafood options; it is the only sit-down restaurant accessible to park visitors without a vehicle.

In Gustavus, several small lodges and bed-and-breakfasts cater to independent travellers. Prices tend to be lower than at the park lodge, and owners are often extremely knowledgeable about wildlife patterns and current conditions. A few options in the 150 to 250 dollar range exist in Gustavus itself, within easy reach of the Bartlett Cove shuttle.

If you arrive by cruise ship you will not be staying inside the park, but several Juneau hotels (approximately 60 to 90 minutes from Gustavus by air) serve as logistical bases for independent travellers who want to combine the park with the broader southeast Alaska corridor.

Practical Considerations

The weather in southeast Alaska is genuinely variable. June through August offers the most daylight and highest temperatures (typically 10 to 17 degrees Celsius at sea level), but rain is possible any day. Layering is not optional. Bring waterproof outer layers regardless of the forecast.

Visiting before mid-June or after mid-August reduces competition for permits, cuts accommodation prices, and still gives you fully functional daylight hours. The wildlife patterns shift slightly (fewer humpbacks in early June, salmon runs peaking from late July) but the overall quality of the experience is similar and the logistics are considerably less fraught.

The Tlingit people, specifically the Huna Tlingit, were the original inhabitants of Glacier Bay. Their ancestors were displaced by the glacial advance around 1750 and began returning to the bay in the early 20th century as ice retreated. The park has worked with Huna Tlingit representatives on cultural interpretation, and the Xunaa Shuká Hít tribal house at Bartlett Cove, completed in 2016, is a significant piece of living cultural heritage worth spending time in.

For independent travellers on a tighter budget, the free Bartlett Cove campground (permit required, obtained on arrival) combined with the day boat tour and kayak rentals makes a genuinely worthwhile visit possible for well under 600 dollars excluding flights. The park experience does not require a luxury cruise to be meaningful.