Aircraft A3EF1B
UAL421 KDEN → KORD
Airborne now
- Type
- —
- Operator
- —
- Year built
- —
- ICAO address (hex)
- A3EF1B
- Altitude
- —
- Ground speed
- 11 kt
- Vertical rate
- —
- Track
- 180°
- Squawk
- —
- Source
- OpenSky
Aircraft details come from the open Virtual Radar Server registry (CC0) and from the aircraft's own ADS-B messages.
30-day history
| Date | Callsign | From | To | First contact | Last | On air | Max altitude |
|---|---|---|---|---|---|---|---|
| 16.09.2026 | UAL421 UA421 | KDEN Denver | KORD Chicago | 02:32 UTC | 02:32 UTC | 0 h 0 min | — |
| 16.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 01:15 UTC | 01:15 UTC | 0 h 0 min | — |
| 16.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 00:59 UTC | 00:59 UTC | 0 h 0 min | 4 625 ft |
| 16.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 00:44 UTC | 00:44 UTC | 0 h 0 min | 11 125 ft |
| 16.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 00:28 UTC | 00:28 UTC | 0 h 0 min | 37 000 ft |
| 16.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 00:13 UTC | 00:13 UTC | 0 h 0 min | 37 000 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 23:58 UTC | 23:58 UTC | 0 h 0 min | 37 000 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 23:42 UTC | 23:42 UTC | 0 h 0 min | 37 000 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 23:27 UTC | 23:27 UTC | 0 h 0 min | 37 000 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 22:42 UTC | 23:12 UTC | 0 h 30 min | 37 000 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 22:26 UTC | 22:26 UTC | 0 h 0 min | 18 650 ft |
| 15.09.2026 | UAL376 UA376 | KAUS Austin | KIAD Dulles | 22:11 UTC | 22:11 UTC | 0 h 0 min | — |