National Park Guide

Glacier National Park

Glacial valleys, clear lakes, alpine meadows and Going-to-the-Sun Road create a classic northern mountain trip.

Jagged peaks rise out of a forested valley and an empty road curves off into the distance.
Photo: NPS Photo · NPS public domain
State / territoryMontana
Suggested baseWest Glacier / St. Mary
Best seasonJuly–September
Suggested stay3–5 days

Must See

6 specific places

01

Going-to-the-Sun Road & Logan Pass

The alpine road links both sides, with Logan Pass as a major trail hub.

02

Grinnell Glacier

A signature Many Glacier hike past lakes into a glacial valley.

03

Swiftcurrent Lake

Accessible lakeside views and classic reflections beneath Many Glacier peaks.

04

Avalanche Lake

A Trail of the Cedars hike to a mountain lake ringed by waterfalls.

05

Hidden Lake Overlook

A Logan Pass walk across alpine meadows to a lake overlook.

06

Two Medicine Lake

A quieter southeast lake area for boat trips, short hikes and reflections.

Suggested Route

A practical visit order

Base the trip around West Glacier / St. Mary and use 3–5 days as the starting point. Anchor the first part of the trip around Going-to-the-Sun Road & Logan Pass, connecting it with Grinnell Glacier and Swiftcurrent Lake; use Avalanche Lake, Hidden Lake Overlook and Two Medicine Lake as the second block based on weather, energy and current access. Keep only one reservation, long hike or fixed boat departure as the major commitment each day.

Why Go

What to see here

Glacial valleys, clear lakes, alpine meadows and Going-to-the-Sun Road create a classic northern mountain trip.

Build the first visit around the six places above instead of forcing every entrance and side road into one day. Complete the item most affected by weather, reservations or transportation first, then add short trails, overlooks or a sunset window.

Plan the Trip

A practical first-visit structure

01

Choose the base and entrance first

Use West Glacier / St. Mary as the base and 3–5 days as the starting point. Lodging location should determine each day’s entrance and reduce cross-park driving.

02

Keep one major commitment per day

A long hike, boat trip, cave tour, wildlife morning or popular sunset counts as the day’s anchor. Fill the remaining time with short trails and overlooks.

03

Protect a weather and access buffer

Mountain, desert, island and northern parks are highly condition-dependent. Keep a short backup route and do not make the last shuttle or only open road the single point of failure.

Timing

Season and trip rhythm

Start with July–September and use 3–5 days as a realistic first-trip baseline. In peak season, confirm lodging, entry reservations, shuttles, ferries and tours first. In quieter months, check snow, closures, flood risk, heat and visitor-center hours.

Before You Go

Pre-trip checklist

  • Read the current NPS alerts for roads, trails, fire, weather and temporary closures.
  • Confirm timed entry, parking, shuttles, ferries, cave tours and hiking permits where applicable.
  • Download offline maps and save the entrance, lodging, fuel and last reliable supply stop.
  • Pack for elevation, temperature swings and exposure, including water, sun protection, layers and a headlamp.
  • Schedule sunrise, sunset and wildlife windows first instead of treating them as optional extras.