Flight
DAL1139 16 Aug 2025
DAL1139, operated by Delta Air Lines, on 16 Aug 2025: The William B Hartsfield Atlanta International (KATL) to Chicago Ohare International (KORD). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:07 EDT 15 Aug |
| Last seen | 23:02 CDT 15 Aug |
| Duration | 1h 54m |
| Aircraft | N855DN |
| Max altitude | 36,000 ft |
| Distance tracked | 527 nm |
Punctuality, last 30 days
| Flights | 9 |
| On time | 6 (67%) |
| Average delay | -292 min |
| Worst delay | +75 min |
In the last 30 days DAL1139 departed on time (within 15 minutes) on 6 of 9 flights (67%), with an average departure delay of -292 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.