Flight
UAL399 25 Sep 2026
UAL399, operated by United Airlines, on 25 Sep 2026: Jacksonville International (KJAX) to Newark Liberty International (KEWR). Scheduled and actual times are local to each airport (hover for UTC).
Flight
FAA SWIM schedule| Route | KJAX JACKSONVILLE INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed, departure delayed +39 min |
| Scheduled departure | 15:39 EDT |
| Actual departure | 16:18 EDT delayed +39 min |
| Actual arrival | 18:49 EDT |
| Duration | 2h 31m |
| Aircraft | N77587 B39M |
| Max altitude | 25,000 ft |
| Distance tracked | 713 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 5 (71%) |
| Average delay | +13 min |
| Worst delay | +39 min |
In the last 30 days UAL399 departed on time (within 15 minutes) on 5 of 7 flights (71%), with an average departure delay of +13 min and a worst delay of +39 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.