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
Blue Line Delays
Blue Line trains are running w/residual delays following earlier police activity at Damen. Service is resuming, allow extra time.
Grand Station Temporary Closure
Planned Work w/Station(s) Bypassed
The Grand Blue Line station will be temporarily closed; use nearby station at Chicago. A free shuttle also runs between Grand and Chicago.
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.