Flight

DAL1223 23 Aug 2026

DAL1223, operated by Delta Air Lines, on 23 Aug 2026: The William B Hartsfield Atlanta International (KATL) to George Bush Intcntl Houston (KIAH), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 22 Aug 2026All DAL1223 flights24 Aug 2026 →

Leg 1 of 2

PlaneTrack receiver network
RouteKATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON
StatusCompleted (receiver network)
First seen airborne16:36 EDT
Last seen17:04 CDT
Duration1h 27m
AircraftN371NW
Max altitude30,025 ft
Distance tracked598 nm

Leg 2 of 2partial

PlaneTrack receiver network
RouteKIAH GEORGE BUSH INTCNTL HOUSTON → ?
StatusPartial record (receiver network)
First seen airborne18:41 CDT
AircraftN371NW
Max altitude27,100 ft

Punctuality, last 30 days

Flights14
On time8 (57%)
Average delay-71 min
Worst delay+132 min

In the last 30 days DAL1223 departed on time (within 15 minutes) on 8 of 14 flights (57%), with an average departure delay of -71 min and a worst delay of +132 min.

DAL1223 flight history Full history CSV API access

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.