Express lanes

Find schedule information and view a map of the I-5 express lanes.

The I-5 express lanes help traffic flow during busy travel times. These lanes move in the direction that will relieve the most congestion and are on a typical daily schedule that changes on weekends and occasionally for major events.

I-5 express lanes schedule

Monday-Friday

  • Southbound - 5 a.m. to 11 a.m.
  • Northbound - 11:15 a.m. to 11 p.m.
  • Closed: 11 p.m. - 5 a.m.

Saturday & Sunday

  • Southbound - 8 a.m. to 1:30 p.m.
  • Northbound - 1:45 p.m. to 11 p.m.
  • Closed: 11 p.m. - 8 a.m.

Special events schedule

Tuesday December 7 and Wednesday December 8 nightly

Due to work for the I-5 Seneca project, the I-5 express lanes will fully close on the above dates at 8 p.m. They will reopen each morning at their normal time.

I-5 express lanes map

Map showing location of I-5 express lanes through Seattle

14 fish passage projects were completed in 2020

improving access to 54.2 miles of upstream habitat.

11,959 incidents responded to

by WSDOT’s incident Response teams during second quarter of 2021, 15% more than same quarter in 2020.

41 Pre-existing Funds Projects Advertised

during the eighth quarter of the 2019-2021 biennium.