Flight
DAL1139 29 Sep 2026
DAL1139, operated by Delta Air Lines, on 29 Sep 2026: The William B Hartsfield Atlanta International (KATL) to Chicago Ohare International (KORD). Scheduled and actual times are local to each airport (hover for UTC).
Flight
FAA SWIM schedule| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed, departed on time (-1422 min) |
| Scheduled departure | 19:45 EDT |
| Actual departure | 20:03 EDT 28 Sep on time |
| Actual arrival | 20:22 CDT |
| Duration | 25h 19m |
| Aircraft | N3749D B738 |
| Max altitude | 36,000 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 4 (57%) |
| Average delay | -182 min |
| Worst delay | +75 min |
In the last 30 days DAL1139 departed on time (within 15 minutes) on 4 of 7 flights (57%), with an average departure delay of -182 min and a worst delay of +75 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.