Address & Getting hereBase Camp 49
7 Patterson Rd., Mazama, WA 98833
May to November, from Seattle and the westside, you can drive over the scenic North Cascade Highway along State Route 20 and Washington Pass (check WSDOT for closures). Alternate and winter routes from Seattle are via I90, Snoqualmie Pass and Bluett Pass, or via Highway 2 over Stevens Pass (check WSDOT for driving conditions). Combine these routes and you have the scenic Cascade Loop. The nearest major airports are Spokane International Airport at 180 miles (year-round) and Seattle-Tacoma International Airport (190 miles in summer / 260 miles in winter). Regional flights are also available at Pangborn Memorial Airport in Wenatchee located 102 miles away.