From Seatac Airport:

Head North on I-5. At exit 168A, (Lakeview) turn right onto ramp towards Lakeview Blvd. Turn left (North) onto Lakeview Blvd E. The road name changes to Boylston Ave E. Turn left (West) onto E Lynn St. Turn right (North) onto Eastlake Ave E Turn left (West) onto E Hamlin St. Head all the way down to the water and take the last left into the parking lot.

 

We are directly on Lake Union, the brown building with white trim.

 

Directions and Map from MapQuest