“Scheduled” times come from published timetables; “Live” appears only when real-time data is available for a trip. Updated 1:22 PM CT; refreshes every 30 seconds.
ChiTransit is an independent website and is not affiliated with, endorsed by, or licensed by the Chicago Transit Authority (CTA), Metra, Pace, the Northern Illinois Transit Authority (NITA, formerly the RTA), Ventra or Lyft/Divvy. Transit data is obtained from public open data feeds and stored on our servers; it may not be real time and is provided as is.
Since Jun 2, 2026, 6:00 AM, until further notice
How does this affect my trip?
Southbound #4 Cottage Grove and #115 Pullman/115th buses will operate via Cottage Grove, 107th, King Drive, and 115th, then resume their normal route on Front Street.
Northbound buses will operate via King Drive, and 107th, then resume their normal route on Cottage Grove.
Allow extra travel time.
Why is service being changed?
Buses are rerouted due to construction on Cottage Grove between 107th and 111th.
Alerts as published by the CTA (English). Data may not be real time.
| Route & direction | Weekday | Sat | Sun |
|---|---|---|---|
| 4 to Illinois Center | 5:03 AM – 11:25 PM | 5:06 AM – 11:26 PM | 5:10 AM – 11:25 PM |
From the published schedule (reference dates Oct 20, 2026, Oct 17, 2026, Oct 18, 2026). Holiday and late-night service may differ; trips after midnight are shown as early-morning times. Schedule data updated Oct 16, 2026, 5:56 AM CT.
Availability from Divvy's public system data. Data may not be real time. Not affiliated with Lyft or Divvy. About Divvy.