Flight
Sea-Tac has many car rental sites nearby as well as Taxis and Ubers to the ferry terminal if you are meeting your ride there!
Travel Note
Fauntleroy Ferry Terminal - 4829 SW Barton St, Seattle, WA 98136 Cars will line up for the ferry on the shoulder of Fauntleroy Way SW. Fares begin at $28.30 ($5 off for cars under 14') + $6.50 per passenger. Check this website for ferry information. While ferry reservations are not needed for this route, the ferry line wait times in summer can be up to 3+ hours for cars, especially Fri-Sun. Fauntleroy / Vashon Route