Flight
UPS5581 4 Feb 2026
UPS5581, operated by United Parcel Service, on 4 Feb 2026: Newark Liberty International (KEWR) to Louisville Muhammad Ali International Airport (KSDF). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KEWR NEWARK LIBERTY INTERNATIONAL → KSDF Louisville Muhammad Ali International Airport |
| Status | Completed (receiver network) |
| First seen airborne | 05:41 EST |
| Last seen | 07:28 EST |
| Duration | 1h 46m |
| Aircraft | N445UP |
| Max altitude | 34,025 ft |
| Distance tracked | 556 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 2 (50%) |
| Average delay | +10 min |
| Worst delay | +24 min |
In the last 30 days UPS5581 departed on time (within 15 minutes) on 2 of 4 flights (50%), with an average departure delay of +10 min and a worst delay of +24 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.