Adventure brief
20 Mile Glacier Helicopter Rafting & Glacier Walk
Experience an adrenaline-packed day in Alaska with helicopter access to the 20 Mile Glacier, a glacier walk, and a private rafting trip through breathtaking river valleys. Discover why this adventure is a top choice for thrill-seekers and nature lovers alike.
Girdwood, Alaska, serves as a gateway to some of the most jaw-dropping wilderness in North America, and Chugach Adventures offers an experience that turns this stunning landscape into an accessible playground for thrill-seekers. Their signature 20 Mile Glacier Helicopter Rafting & Glacier Walk combines high-altitude aerial views with hands-on glacier exploration and river adventures — a trifecta of epic activities that connect glacier to ocean in true Alaskan style. The day kicks off with a helicopter flight above the wild Chugach Range, taking participants to the heart of the 20 Mile Glacier—a sprawling mass of ancient ice that has carved its way through millennia.
Once at the glacier, guests step onto the icy surface for a guided walk across the sparkling, crevassed sheets, witnessing centuries-old ice formations up close. Afterward, the journey continues downstream with a private rafting trip along the 20-mile river valley, revealing striking vistas of snow-capped peaks, cascading waterfalls, and abundant wildlife—bald eagles, moose, and occasional bears are spotted along the riverbank. This trip isn’t just a sightseeing tour; it’s a full immersion into Alaska’s pristine wilderness, perfect for adventure travelers looking to engage their senses.
The activity is suitable for those in good physical condition—moderate exertion is involved, but technical skills aren’t necessary. It’s a day that combines adrenaline with awe, making it a must-do for anyone eager to connect deeply with Alaska’s rugged landscapes. Chugach Adventures stands out for its commitment to safety, seasonal expertise, and personalized experiences that keep the wilderness front and center.
Whether seeking the thrill of flying above glaciers or the tranquility of drifting through scenic river valleys, this trip captures the essence of Alaska’s wild heart in one unforgettable package.
Adventure tips
Plan your experience.
Curated tips for an optimal adventure.
- 01Dress in layers with waterproof gearessential
Weather can change quickly in Alaska, so layering and waterproof clothing are key for comfort during glacier walks and river trips.
- 02Bring waterproof camera or phone caseinfo
Capture the stunning ice formations and river scenery without worry of water damage.
- 03Stay in good physical shapewarning
Moderate activity means participating in both hiking and rafting, so being reasonably active helps.
- 04Book early in summerinfo
Peak season fills quickly; securing your spot early ensures access to the best weather and conditions.
Recommended gear
What to bring.
Waterproof jacket and pants
Keeps you dry during glacier walks and rafting, regardless of weather.
year-roundEssentialSturdy waterproof hiking boots
Provides stability and grip on icy and uneven terrain.
year-roundEssentialWool or synthetic base layers
Maintains warmth during cooler parts of the day in glacier and river environments.
year-roundEssentialDrybag or waterproof phone case
Protects your electronics from moisture while capturing photos or videos.
year-roundEssentialLocal insights
Context for the journey.
Nearby secrets
Hidden waterfalls along the river, Quiet spots for wildlife watching away from main trails
Local fauna
Bald eagles, Moose
Historic heritage
The region has been shaped by glacial activity for thousands of years, and the glaciers here are some of the most accessible in Alaska.
Mindful exploration
Chugach Adventures emphasizes eco-friendly practices, minimizing environmental impact while sharing this pristine wilderness.
Photography tips
Capture the moments
- Viewpoints
- Helicopter viewing deck, Top of the glacier, Riverbank overlooks
- Subjects
- Ice formations, Wildlife, Landscape vistas
- Best times
- Midday for bright ice reflections, Sunrise or sunset for dramatic light
Frequently asked questions
Before you go.
Is previous experience needed for rafting or glacier walks?
No prior experience is necessary; all activities are guided by trained professionals focused on safety and fun.
What should I wear on the day of the trip?
Layered clothing, waterproof gear, and sturdy boots are recommended to stay comfortable in changing weather conditions.
How long do the helicopter and glacier walk last?
The helicopter flight and glacier walk typically take about 3–4 hours, with additional time for rafting and logistics.
Are meals included?
Meals are generally not included, but water and snacks are recommended; check with the operator for specifics.
Is this activity suitable for children?
Yes, children in good health and accompanied by adults can participate, but age restrictions may apply—check with the provider.
What are the safety measures in place?
All activities are conducted with certified guides, safety gear, and protocols to ensure a secure adventure.