SeaTac/Airport
1 Line Shuttle buses will be replacing the 1 Line between Westlake Station and SODO Station on Saturday, August 23 from start of service to 1 p.m., due to East Link testing.
In effect: Aug. 23, 3:00 a.m. - 1:30 p.m.
Routes: 1 Line
Passengers are encouraged to plan ahead for additional travel time and to ride regular King County Metro or ST Express buses through downtown Seattle.
Click the link below to get more information about alternative transportation options.
SeaTac/Airport Station - Elevator 2 unavailable until further notice due to mechanical issue. The elevator serving the platform and the mezzanine is out of service until further notice.
In effect: Aug. 16, 9:00 a.m.
Routes: 1 Line
1. Go to the opposite end of the station past the entrance to the airport terminal walkway.
2. Take the elevator up to the platform.
To exit the station to Airport Terminals & International Blvd:
1. Go to the opposite end of the platform.
2. Take the elevator down to the mezzanine.
3. Take the Airport Terminal Walkway to enter the airport OR take the pedestrian bridge to exit at International Blvd.
From Monday, August 11 through Monday, September 30, construction at Pinehurst Station will require 1 Line trains to share one track at Shoreline South/148th Station. Passengers must board all trains on the southbound platform to Angle Lake
In effect: July 30 - Oct. 1
Routes: 1 Line
Schedule and Platform Use
August 11-13: Platform to Angle Lake - 7 p.m. - start of service
August 18-20: Platform to Angle Lake - 7 p.m. - start of service
August 25-29: Platform to Angle Lake - 7 p.m. - start of service
September 3-5: Platform to Angle Lake - 7 p.m. - start of service
September 8-13: Platform to Angle Lake - 7 p.m. - start of service
September 15-18: Platform to Angle Lake - 7 p.m. - start of service
September 22-26: Platform to Angle Lake - 7 p.m. - start of service
September 29-30: Platform to Lynnwood City Center - 7 p.m. - start of service
The schedule may extend beyond September 30, with updates posted at stations and online.
For assistance at stations, call or text Security at (206) 398-5268. Subscribe to service alerts at soundtransit.org/alerts for updates.
SeaTac Airport Station 2nd pedestrian bridge elevator construction begins January 8, 2025.
In effect: Jan. 8, 3:00 a.m.
Routes: 1 Line
During times where pedestrian walkways are blocked and elevator access is unavailable, passengers may catch the Rapid Ride A Line bus from SeaTac Airport Station to Tukwila International Boulevard Station in order to use the 1 Line.
The pedestrian bridge from the station to the airport will be unaffected and available throughout the duration of this project.
Beginning February 10, 2025 half of the passenger pick up/drop off area will be closed, as will some parts of the plaza near the stairs and existing elevator as equipment begins to come in for construction of the new elevator.
Additional information about changes in elevator accessibility will be provided as it comes available.
1 Line trains will run test operations during regular service on Friday, August 22 from 5 AM to 9 AM. Please check train head signs before boarding.
In effect: Aug. 22, 5:00 a.m. - 9:00 a.m.
Routes: 1 Line
During the testing hours, we will not display estimated train arrival times on the overhead digital signs.