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.

The CTA Blue Line provides service directly to and from O'Hare Airport. The accessible O’Hare station is situated in the lower level concourse, which connects directly to Terminals 1, 2 and …

Find CTA transit route information and bus and train route timetables and schedule information.

Blue Line Fri, Oct 10 2025 to TBD Racine Station Main Entrance Reopens; Loomis Entrance Temporarily Closes Special Note The Racine Blue Line station’s main entrance will reopen on …

Pay close attention to destination signs and announcements when boarding and riding: some trains on some lines may not travel the full length of a line as part of schedules or interval …

Blue Line trains will operate on the same track between UIC-Halsted and Western (Forest Park branch), resulting in a boarding change and minor delays.

Blue Line Wed, Dec 10 2025 - 10:00 PM to Thu, Dec 11 2025 - 4:00 AM Boarding Change, Delays UIC-Halsted and Western (Forest Park branch) Planned Work Blue Line trains will …

The CTA System Map shows both CTA Bus and Rail lines, as well as connecting services provided by other transit agencies in Chicago and surrounding communities.

Red Line Blue Line Planned Work Brown Line Green Line Special Note Orange Line Pink Line Purple Line Yellow Line All ‘L’ alerts: Current ‘L’ alerts or Upcoming ‘L’ alerts N5 7 8 11 37 39 …

Blue Line Wed, Dec 10 2025 - 10:00 PM to Thu, Dec 11 2025 - 4:00 AM Boarding Change, Delays UIC-Halsted and Western (Forest Park branch) Planned Work Blue Line trains will …