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:
- Live video feed
- Hours of operation
- Timetables
- Customer alerts for this route
- Route diagram and guide
Live video feed
View the platforms at Logan Square, California, Western, Damen, Division and Chicago each weekday morning to help plan your commute.
Hours of operation
Weekdays | Sat. | Sun./Hol. | |
| Between O'Hare & Forest Park (via downtown subway) | |||
| O'Hare to Forest Park |
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| Forest Park to O'Hare | |||
Timetables
Service alerts
Current alerts 1
Harlem (O’Hare branch) Station’s West Entrance Temporary Closure
Special Note
The west entrance to the Harlem (O’Hare branch) Blue Line station on Higgins Avenue and the adjacent Park and Ride lot will temporarily close.
Accessibility Alerts 1
Jackson Stations’ Upper Level Transfer Tunnel Temporarily Closed
Accessiblity Note
The upper-level pedestrian transfer tunnel between the Adams-Jackson mezzanines of the Jackson Red and Blue line stations will be temporarily closed.
Upcoming alerts 3
Route diagram
with stations & connection information
This diagramrepresents the order of stops along this route (not the route's natural geography).
Click a station name for more information,including detailedtransfer information, a map, alerts forthat station and detailed station timetables.
 | Chicago–O'Hare International Airport (ORD) |
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| Harlem(O'Hare Branch)
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| Western(O'Hare Branch)
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| Western(Forest Park Branch)
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| Harlem(Forest Park Branch)
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