Blue Line service changes from July 22 thru July 26

Work on the Blue Line tracks between July 22 and 26 may result in minor delays, according to the Chicago Transit Authority (CTA). 

The reason for the work is to ensure trains continue to operate safely along the line. Riders are cautioned to allow extra travel time. 

Boarding changes between Cumberland and Jefferson Park

Nightly on Mon, July 22 and Tues., July 23 each night from 10 p.m. to 4 a.m. next morning 

Board and exit on the O'Hare-bound platform at the Harlem (O'Hare branch) station.

Trains in both direction will operate on the same track between Cumberland and Jefferson Park. 

Boarding changes between Rosemont and Harlem (O'Hare branch)

Nightly on Wed., July 24 and Thurs., July 25, each night from 10 p.m. to 4 a.m. next morning 

Board and exit on the O'Hare-bound platform at the Cumberland station.

Trains in both direction will operate on the same track between Rosemont and Harlem (O'Hare branch).