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
New Schedules in Effect
Beginning Sun, Apr 29, updated schedules will go into effect for all rail routes. Visit transitchicago.com or call 1-888-YOUR-CTA for info.
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.