Flight UAL421 UA421
United Airlines
Airborne now
- Altitude
- —
- Ground speed
- 3 kt
- Vertical rate
- —
- Track
- 0°
- Squawk
- 1462
- Source
- OpenSky
Figures refresh every 15 seconds while the flight is airborne.
30-day history
| Date | Aircraft | From | To | First contact | Last | On air | Max altitude |
|---|---|---|---|---|---|---|---|
| 16.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 00:41 UTC | 00:41 UTC | 0 h 0 min | — |
| 16.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 00:28 UTC | 00:28 UTC | 0 h 0 min | 5 625 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 23:58 UTC | 00:13 UTC | 0 h 15 min | 35 000 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 23:43 UTC | 23:43 UTC | 0 h 0 min | 35 000 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 23:27 UTC | 23:27 UTC | 0 h 0 min | 35 000 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 22:42 UTC | 23:12 UTC | 0 h 30 min | 35 000 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 22:26 UTC | 22:26 UTC | 0 h 0 min | 35 000 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 21:56 UTC | 22:11 UTC | 0 h 15 min | 31 475 ft |
| 15.09.2026 | A6ED7F | KDEN Denver | KORD Chicago | 21:40 UTC | 21:40 UTC | 0 h 0 min | — |