Flight
DAL1223 6 Jan 2026
DAL1223, operated by Delta Air Lines, on 6 Jan 2026: The William B Hartsfield Atlanta International (KATL) to George Bush Intcntl Houston (KIAH), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 EST 5 Jan |
| Last seen | 19:12 CST 5 Jan |
| Duration | 1h 12m |
| Aircraft | N370NW |
| Max altitude | 32,025 ft |
| Distance tracked | 598 nm |
Leg 2 of 3
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:33 CST 5 Jan |
| Last seen | 23:10 EST 5 Jan |
| Duration | 1h 36m |
| Aircraft | N370NW |
| Max altitude | 35,025 ft |
| Distance tracked | 598 nm |
Leg 3 of 3
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 16:22 EST |
| Last seen | 17:16 CST |
| Duration | 1h 53m |
| Aircraft | A42EF4 |
| Max altitude | 34,025 ft |
| Distance tracked | 598 nm |
Punctuality, last 30 days
| Flights | 16 |
| On time | 10 (62%) |
| Average delay | -61 min |
| Worst delay | +132 min |
In the last 30 days DAL1223 departed on time (within 15 minutes) on 10 of 16 flights (62%), with an average departure delay of -61 min and a worst delay of +132 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.