Service alerts
Routes 512, 522, 545, 550, 554, 577, 578 & 594
Downtown Seattle reroutes during Women's March Saturday
To and from Sea-Tac Airport
It's a 38-minute ride from the airport to downtown Seattle on Link light rail.
2019 Regional Report
Learn about progress planning, building and operating the most ambitious transit expansion program in the nation.
Upcoming events
Federal Way Community Office Hours, 1/23/2019
Learn about Sound Transit's projects in the Federal Way area, including the…
Board of Directors Meeting, 1/24/2019
Attend one of our Board of Director meetings - check out our calendar.
SR 522/NE 145th BRT public drop-in session, 1/30/2019
See how the project's station and parking locations are developing. We used…
Federal Way Community Office Hours, 1/30/2019
Learn about Sound Transit's projects in the Federal Way area, including the…
West Seattle and Ballard Stakeholder Advisory Group meeting, 1/30/2019
View the document archive for project-related documents.
System expansion
Planning and building fast, reliable transit regionwide
New voter-approved Link light rail, Sounder train and ST Express bus rapid transit projects are underway. Check them out and see how new service gets you to your destination faster and stress-free.
Did you know?
Our buses and trains are fully accessible
From paying your fare and navigating stations to boarding and riding transit vehicles, we've designed Sound Transit to be accessible for all.