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


  • 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  

Full weekend closure

On Saturday, September 24 and Sunday, September 25, the I-5 Express Lanes will remain closed for work on the SR 520/I-5 Express Lanes Connection Project. They will resume their normal weekday schedule beginning at 5 a.m. Monday, September 26. 

Express lanes northbound overnight

On Monday, September 26 and continuing through Thursday, September 29, the I-5 Express Lanes will remain open and in the northbound configuration from 11 p.m. to 4:45 a.m. nightly to facilitate roadwork for the I-5 NB Seneca St to SR 520 Mobility Improvements Project. The lanes will return to their normal weekday schedule on Friday, September 30.

I-5 express lanes map

Map showing location of I-5 express lanes through Seattle

We are hiring!

We have a range of positions open across the state - view all current job openings.

Improved access to 98.2 miles of upstream fish habitat

through 15 fish passage projects in 2021.

28% increase in the value of exports and imports 

from $90.2 billion in 2020 to $115.5 billion in 2021.