Traveler Alert:
Effective June 17, 2019 Link Light Rail elevator from Sea-Tac Station to International Boulevard closed for major repairs for 2 months. During this time, the stairs will remain open. For those with accessibility needs, Sound Transit will operate a shuttle between International Boulevard and 176th ST and the Courtesy Shuttle Loop on the Arrivals loop of the Airport at Door 8. For way finding help please see Sea-Tac Airport's interactive map. The shuttle will run every 15 minutes during operating hours (5 a.m. through 1:30 a.m.). Updates on this improvement project and other information will be posted on Sound Transit's Service Alerts.
Traffic Impacted Around the Airport
Below are known impacts to traffic that will affect travel around Port-owned Properties that may impact travelers due to congestion or roadway construction. All information is provided by Washington State Department of Transportation (WSDOT).
- SR 509 & 518 Construction - Several lane closures are scheduled around the airport for several periods until fall 2019. See the project work schedule or learn more about the project overview.
- AVOID TRAFFIC: Take other modes of public transportation if possible such as Sound Transit's Link Light Rail. Read more traveler updates and tips on traveling to the airport.
- Sound Transit Service Alerts: Sound Transit offers a subscription for email and text for alerts. See the Service Alerts to see if the Sounder, Link Light Rail or ST Express bus routes are affected.
- Know before you go: Travelers can get real-time traffic information on their phone with the WSDOT mobile app, tracking the WSDOT Traffic Twitter feed and advanced information from the King County construction page.
Navigation Tips for the New SR 99 Tunnel
In response to the Alaskan Way Viaduct Closure Project (Realign 99) effective January 11, 2019 the Washington State Department of Transportation produced four new videos to help drivers navigate the changes the new tunnel brings. The videos show:
- Driving north to and through Seattle with the new SR 99 tunnel
- Driving south to and through Seattle with the new SR 99 tunnel
- Getting to northbound 99 from in and around Seattle with the new SR 99 tunnel
- Getting to southbound SR 99 from in-and-around Seattle with the new SR 99 tunnel
Helpful Links from WSDOT
- Revive I-5 Project
- Realign 99
- WSDOT's Website for Seattle Traffic
- WSDOT Mobile App
- WSDOT Twitter for Traffic
