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Portland Mt St Helens Adventure Tour

Discover Mt St Helens from Portland on a 12-hour guided tour exploring lava tubes, ancient forests, and volcanic craters with a naturalist guide.

Portland
Varies
4.45Rating:
1 provider liveLast updated: April 19, 2026

Provider Score Distribution

Cumulative distribution showing how many tours score at or below each rating on each provider platform in Portland.

Provider Scores

Viator logo
4.71
41 reviews

Important Information

  • Not recommended for travelers with spinal injuries
  • Not recommended for pregnant travelers
  • Not recommended for travelers with poor cardiovascular health
  • Travelers should have at least a moderate level of physical fitness
  • This tour operates in all weather conditions, and the cave is 42F (5.5C). Please dress in layers.
  • We recommend shoes that are suitable for minor rock climbing (i.e. scrambling/bouldering).
  • Wear long pants, as there will be opportunities for crawling.

Embark on an unforgettable journey from Portland to the awe-inspiring Mt St Helens. This all-inclusive adventure offers a deep dive into the region's geology, ecology, and history, guided by an expert naturalist. Traverse lush old-growth forests, explore the continent's longest lava tube, and marvel at the volcanic crater from a scenic viewpoint. Enjoy a picnic lunch with breathtaking views of Spirit Lake. Whether hiking by stunning waterfalls or through primeval landscapes, this tour promises a day of discovery and wonder. Book now to experience the natural beauty and intriguing history of Mt St Helens.

Pros

  • Explore the majestic Mt St Helens
  • Hike through ancient forests
  • Discover North America's longest lava tube
  • Enjoy a picnic with crater views
  • Experience dramatic waterfalls
  • Learn from a naturalist guide

Includes

  • Bottled water
  • Snacks
  • Lunch
  • Hotel pickup/drop-off in Portland area
  • Air-conditioned vehicle
  • Headlamps
  • Gratuities
  • PA system to hear guide while driving
  • Professional naturalist guide

Excludes

  • Hotel pickup/drop-off in Seattle area
  • Hotel pickup/drop-off in Hillsboro
$319
4.45Rating:

Tour Highlights

  • Explore the majestic Mt St Helens
  • Hike through ancient forests
  • Discover North America's longest lava tube
Book on Viator

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