flight Aircraft
N12021
BOEING 787-10 Dreamliner
Operated by UNITED AIRLINES INC
- Tail number
- N12021
- Type
- B78X
- Mode-S
- A0566A
Airborne now · flying as UAL844 at 37,000 ft
- Flights observed
- 111 showing last 50
- Avg flight time
- 7h 9m
- Typical route
- DEN → LGA
- Last seen
- 1h ago
Live position
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-06-17 | - | Jun 17, 01:35 UTC | Jun 17, 07:20 UTC | 5h 45m |
| 2026-06-16 | ORD → GRU | Jun 16, 04:05 UTC | Jun 16, 13:30 UTC | 9h 25m |
| 2026-06-15 | - | Jun 15, 20:50 UTC | Jun 15, 20:59 UTC | 10m |
| 2026-06-15 | ATH → ORD | Jun 15, 10:20 UTC | Jun 15, 20:31 UTC | 10h 11m |
| 2026-06-15 | ATH → ORD | Jun 15, 10:15 UTC | Jun 15, 20:59 UTC | 10h 45m |
| 2026-06-14 | - | Jun 14, 22:25 UTC | Jun 15, 08:04 UTC | 9h 39m |
| 2026-06-14 | ORD → ATH | Jun 14, 21:53 UTC | Jun 15, 08:05 UTC | 10h 12m |
| 2026-06-14 | FCO → ORD | Jun 14, 08:10 UTC | Jun 14, 17:30 UTC | 9h 20m |
| 2026-06-13 | ORD → FCO | Jun 13, 21:05 UTC | Jun 14, 05:20 UTC | 8h 15m |
| 2026-06-13 | BRU → ORD | Jun 13, 09:00 UTC | Jun 13, 17:15 UTC | 8h 15m |
| 2026-06-13 | PBI → ORD | Jun 13, 00:25 UTC | Jun 13, 06:55 UTC | 6h 29m |
| 2026-06-12 | BRU → EWR | Jun 12, 10:14 UTC | Jun 12, 17:18 UTC | 7h 4m |
| 2026-06-12 | BRU → EWR | Jun 12, 10:10 UTC | Jun 12, 11:40 UTC | 1h 30m |
| 2026-06-12 | - | Jun 12, 02:35 UTC | Jun 12, 07:25 UTC | 4h 50m |
| 2026-06-12 | - | Jun 12, 00:30 UTC | Jun 12, 02:25 UTC | 1h 55m |
| 2026-06-11 | FCO → ORD | Jun 11, 18:45 UTC | Jun 11, 19:25 UTC | 40m |
| 2026-06-11 | FCO → ORD | Jun 11, 09:20 UTC | Jun 11, 16:30 UTC | 7h 10m |
| 2026-06-11 | FCO → ORD | Jun 11, 09:22 UTC | Jun 11, 18:28 UTC | 9h 6m |
| 2026-06-10 | ORD → FCO | Jun 10, 22:40 UTC | Jun 11, 06:50 UTC | 8h 10m |
| 2026-06-10 | ORD → FCO | Jun 10, 22:42 UTC | Jun 11, 06:50 UTC | 8h 8m |
| 2026-06-09 | DUB → ORD | Jun 9, 11:40 UTC | Jun 9, 20:25 UTC | 8h 45m |
| 2026-06-09 | ORD → DUB | Jun 9, 02:45 UTC | Jun 9, 09:40 UTC | 6h 55m |
| 2026-06-08 | DEN → LGA | Jun 8, 14:10 UTC | Jun 8, 23:10 UTC | 9h 0m |
| 2026-06-08 | ORD → MXP | Jun 8, 03:55 UTC | Jun 8, 11:50 UTC | 7h 55m |
| 2026-06-07 | DEN → LGA | Jun 7, 13:50 UTC | Jun 7, 22:15 UTC | 8h 25m |
| 2026-06-07 | ORD → MXP | Jun 7, 03:25 UTC | Jun 7, 11:10 UTC | 7h 45m |
| 2026-06-06 | IAH → EWR | Jun 6, 14:45 UTC | Jun 6, 23:30 UTC | 8h 45m |
| 2026-06-06 | BDL → ORD | Jun 6, 05:25 UTC | Jun 6, 12:45 UTC | 7h 20m |
| 2026-06-05 | HND → ORD | Jun 5, 09:10 UTC | Jun 5, 20:55 UTC | 11h 45m |
| 2026-06-04 | ORD → HND | Jun 4, 17:25 UTC | Jun 5, 05:20 UTC | 11h 55m |
| 2026-06-04 | GRU → ORD | Jun 4, 01:40 UTC | Jun 4, 11:30 UTC | 9h 50m |
| 2026-06-03 | ORD → GRU | Jun 3, 03:00 UTC | Jun 3, 12:15 UTC | 9h 15m |
| 2026-06-03 | ORD → GRU | Jun 3, 03:03 UTC | Jun 3, 12:11 UTC | 9h 8m |
| 2026-06-02 | DEN → LGA | Jun 2, 14:15 UTC | Jun 2, 22:40 UTC | 8h 25m |
| 2026-06-02 | ORD → MXP | Jun 2, 03:20 UTC | Jun 2, 11:50 UTC | 8h 30m |
| 2026-06-01 | DEN → LGA | Jun 1, 13:35 UTC | Jun 1, 21:55 UTC | 8h 20m |
| 2026-06-01 | ORD → MXP | Jun 1, 03:00 UTC | Jun 1, 10:55 UTC | 7h 55m |
| 2026-05-31 | DEN → LGA | May 31, 14:00 UTC | May 31, 22:50 UTC | 8h 50m |
| 2026-05-31 | ORD → MXP | May 31, 09:25 UTC | May 31, 11:35 UTC | 2h 10m |
| 2026-05-31 | ORD → MXP | May 31, 03:13 UTC | May 31, 11:31 UTC | 8h 18m |
| 2026-05-30 | DEN → LGA | May 30, 21:50 UTC | May 30, 21:55 UTC | 5m |
| 2026-05-30 | DEN → LGA | May 30, 13:42 UTC | May 30, 21:35 UTC | 7h 53m |
| 2026-05-30 | DEN → LGA | May 30, 13:35 UTC | May 30, 21:55 UTC | 8h 20m |
| 2026-05-30 | ORD → MXP | May 30, 05:15 UTC | May 30, 11:10 UTC | 5h 55m |
| 2026-05-30 | ORD → MXP | May 30, 03:05 UTC | May 30, 05:10 UTC | 2h 5m |
| 2026-05-29 | FCO → ORD | May 29, 08:20 UTC | May 29, 08:30 UTC | 10m |
| 2026-05-29 | FCO → ORD | May 29, 08:12 UTC | May 29, 17:36 UTC | 9h 24m |
| 2026-05-28 | ORD → FCO | May 28, 21:10 UTC | May 29, 05:45 UTC | 8h 35m |
| 2026-05-28 | ORD → FCO | May 28, 21:22 UTC | May 29, 05:42 UTC | 8h 20m |
| 2026-05-26 | YYZ → DEN | May 26, 20:50 UTC | May 26, 21:00 UTC | 10m |
Specifications
| Registration | N12021 |
| Aircraft type | BOEING 787-10 Dreamliner (B78X) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A0566A · 50053152 (octal) |
Looking for transponder-level data? View the Mode-S A0566A page for country allocation, callsign history, and ADS-B signal details.
N12021 frequently asked
What type of aircraft is N12021?
N12021 is a BOEING 787-10 Dreamliner (ICAO type code B78X).
Who operates N12021?
N12021 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N12021?
N12021 broadcasts on Mode-S (ICAO 24-bit) address A0566A (octal 50053152). View the transponder page.
What route does N12021 typically fly?
N12021 most frequently flies between DEN and LGA based on observed flights.
Where is N12021 right now?
N12021 is currently airborne flying as UAL844. Live position is shown on the map above.