Blue Line ‘L’
The CTA Blue Line provides 24-hour rapid transit train service between Chicago-O'Hare International Airport and the Forest Park terminal, via downtown Chicago.
On this page:
Hours of operation
|Between O'Hare & Forest Park
(via downtown subway)
|O'Hare to Forest Park
Service at all times, every day
|Forest Park to O'Hare
Elevator at Clark/Lake Temporarily Out-of-Service
The elevator at 203 N LaSalle (Brown and Harlem-bound Green Line platform from street and subway concourse) at Clark/Lake is temporarily out-of-service.
RSS Feed: Blue Line Alerts
with stations & connection information
This diagram represents the order of stops along this route (not the route's natural geography).
Click a station name for more information, including detailed transfer information, a map, alerts for that station and detailed station timetables.