From Bellevue and Kirkland:

Drive south on Interstate 405 to Hwy 169 (Maple Valley/Enumclaw exit).
Follow Hwy 169 through Maple Valley to Enumclaw
Once in Enumclaw, turn left on Hwy 164 (Griffin Ave) for a few blocks through town.
Head East on Hwy 410 for 33 miles to Crystal Mountain Road, then 6 miles to the resort.

From Seattle:

Drive south on Interstate 5, take 142A to Auburn.
Follow Hwy 164 to Enumclaw and take Hwy 410 east for 33 miles before entering Mt. Rainier National Park.
Go six miles up the Crystal Mountain Road to the Resort.

From Tacoma:

Head east on Hwy 512 or north on I-5 through Puyallup to Hwy 167.
Take theYakima exit, drive east on Hwy 410 past Enumclaw for 33 miles to Crystal Mountain Road, then six miles to the Resort.