No Car Travel

Option 1 - SeaTac - Bainbridge Ferry - Port Townsend (No car)
You can take a taxi (about $28) or Shuttle Express (206) 622-1424 from SeaTac Int'l Airport and get directly dropped at the Ferry Terminal-Colman Dock to go to Winslow on Bainbridge Island to catch the bus or use all public transit for the trip.

From Port Townsend to Bainbridge Island-Seattle Ferry to SeaTac Airport:

Start at Haines St. Park-n-Ride. Take Jefferson Transit bus #7 to get to Poulsbo. Transfer to Kitsap Transit bus #90 to the ferry terminal on Bainbridge Island. Take ferry across to Colman Dock in Seattle. Eastbound crossing is free. You'll need to walk from the Colman ferry dock to the Pioneer Square Station bus tunnel. The least hilly walk is right on Alaskan Way and left on Yesler. The entrance to the tunnel is just past 2nd Ave, next to Smith Tower. Take the #194 Metro Transit bus to the airport.

From SeaTac Airport to Bainbridge Island-Seattle Ferry to Port Townsend:

From door #2 on the ground level, take the #194 Metro Transit bus north to Pioneer Square Station bus tunnel. Walk on Yesler downhill to Alaskan Way and take a right to the ferry terminal. Take ferry across to Bainbridge Island (see WSDOT Ferry Fares for current rates). Pick up the Kitsap Transit bus #90 to Poulsbo. Transfer to Jefferson Transit bus #7 to the Haines St. Park-n-Ride in Port Townsend.

You can take the Jefferson Transit downtown shuttle to get into town (about 1 mile).

King County Metro Trip Planner
SeaTac Airport Bus Info

Option 1A - Sea-Tac through Seattle/Bainbridge Island (With car)
Take I-5 north and then to the Bainbridge Ferry Terminal. From Colman Dock (Pier 52), take the Seattle-Bainbridge ferry to Bainbridge Island. Take State Route SR305 north/west about 13 miles (past Poulsbo) to SR3 north and follow the signs 7 miles to the Hood Canal Bridge. Take a left and cross the Hood Canal Bridge. The sign for Port Townsend is about .5 mile ahead. In 5 miles turn right on SR19 (Beaver Valley Rd.) toward Port Townsend. Continue about 22 miles to the town of Chimacum. Go straight at the 4-way stop on SR19. 7 miles south of Port Townsend SR19 joins with State Route SR20. Follow SR20 into town. The highway becomes Sims Way (at Safeway take a left to the Haines Place Park and Ride. It has ample parking and access Jefferson County Transit buses). The road becomes Water St. and goes past the Keystone-Port Townsend ferry dock into downtown.
See ferry schedules before you travel. View the Bainbridge Island ferry terminal tollbooths and holding area cam.
Traffic information for the SR 104 Hood Canal Bridge is available by calling (800) 419-9085. Construction schedule and traffic alerts.

Option 1B - Sea-Tac through Edmonds/Kingston (With car)
Take I-5 north and then exit on Hwy 104 to the Edmonds/Kingston Ferry Terminal. Leaving the ferry, take Hwy 3 to Hwy 104 and take a right to go through Port Gamble. Take a right and cross the Hood Canal Bridge. The sign for Port Townsend is about .5 mile ahead. In 5 miles turn right on SR19 (Beaver Valley Rd.) toward Port Townsend. Continue about 22 miles to the town of Chimacum. Go straight at the 4-way stop on SR19. 7 miles south of Port Townsend SR19 joins with State Route SR20. Follow SR20 into town. The highway becomes Sims Way (at Safeway take a left to the Haines Place Park and Ride. It has ample parking and access Jefferson County Transit buses). The road becomes Water St. and goes past the Keystone-Port Townsend ferry dock into downtown.
See ferry schedules before you travel. View the Edmonds/Kingston ferry terminal cam.
Traffic information for the SR 104 Hood Canal Bridge is available by calling (800) 419-9085. Construction schedule and traffic alerts.

Map and Directions from Kingston to Port Townsend

View Larger Map

Option 2 - Independent Bus SeaTac - Port Townsend
Rocket Transportation offers door to door AIRPORT SHUTTLE service by reservation to and from SeaTac for Clallam and Jefferson Counties. With service available to Hospitals and Hotels in Seattle, Tacoma, Bremerton (limited service), Silverdale (limited service) and Cruise Ships. They accept Visa and Mastercard. Private car and Charter service is also available 24/7 by reservation. For scheduling information please call (877) 697-6258 or trips@gorocketman.com

Option 3 - Independent Bus SeaTac - Port Townsend
Olympic Bus Lines has daily bus service between Seattle and Port Townsend, Kingston, Edmonds, SeaTac Airport, Seattle hospitals, Greyhound and Amtrak. (360) 417-0700 or (800) 457-4492.

Port Townsend to SeaTac trip costs $49 one way and $79 round trip. Rates between Port Townsend and Greyhound or Amtrak are $39 one way and $69 round trip. See Public Transportation.

Option 4 - Public Bus/Overnight Stay - Port Townsend - SeaTac
Jefferson Transit and Coast Gateway Hotel. Allows option of using public transit to arrive at the airport the day before a flight, spend the night at the Coast Gateway, and then get to the airport on time the day of their flight with complementary shuttle service 24/7 between the airport and the hotel.

PDF for Jefferson Transit/Airport trip here under "GOING TO SeaTac AIRPORT?".

For additional information on how to use public transit to get to the airport, please call Jefferson Transit at (360) 385-4777. See Public Transportation.

Option 5 - Independent Bus SeaTac - Silverdale
Bremerton-Kitsap Airporter. Hourly service that goes from the Airport to the Silverdale Hotel by the Bay. Fares start at $19 to or from SeaTac. (360) 876-1737 or (800) 562-7948. Reservations necessary.

From there use the Kitsap Transit to Poulsbo then Jefferson Transit from Poulsbo to PT. See Public Transportation.