flight Aircraft
N14121
BOEING 757-200
Operated by UNITED AIRLINES INC
- Tail number
- N14121
- Type
- B752
- Mode-S
- A0A91F
Airborne now · flying as UAL139 at 4,125 ft
- Flights observed
- 244 showing last 50
- Avg flight time
- 4h 43m
- Typical route
- SFO → EWR
- Last seen
- 48m ago
Live position
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-14 | - | Jul 14, 11:10 UTC | Jul 14, 15:45 UTC | 4h 35m |
| 2026-07-14 | IAD → KEF | Jul 14, 03:20 UTC | Jul 14, 08:50 UTC | 5h 30m |
| 2026-07-13 | SFO → IAD | Jul 13, 18:30 UTC | Jul 13, 23:15 UTC | 4h 45m |
| 2026-07-13 | IAD → SFO | Jul 13, 10:35 UTC | Jul 13, 15:25 UTC | 4h 50m |
| 2026-07-12 | KEF → IAD | Jul 12, 11:40 UTC | Jul 12, 17:35 UTC | 5h 55m |
| 2026-07-12 | EWR → KEF | Jul 12, 03:50 UTC | Jul 12, 08:40 UTC | 4h 50m |
| 2026-07-11 | - | Jul 11, 19:35 UTC | Jul 12, 00:25 UTC | 4h 50m |
| 2026-07-11 | - | Jul 11, 10:30 UTC | Jul 11, 15:50 UTC | 5h 20m |
| 2026-07-11 | SFO → EWR | Jul 11, 00:55 UTC | Jul 11, 05:45 UTC | 4h 50m |
| 2026-07-10 | - | Jul 10, 16:05 UTC | Jul 10, 21:40 UTC | 5h 36m |
| 2026-07-09 | SFO → EWR | Jul 9, 23:35 UTC | Jul 10, 04:20 UTC | 4h 45m |
| 2026-07-08 | - | Jul 8, 15:10 UTC | Jul 8, 20:35 UTC | 5h 25m |
| 2026-07-08 | - | Jul 8, 05:10 UTC | Jul 8, 12:15 UTC | 7h 5m |
| 2026-07-07 | EWR → LIM | Jul 7, 19:20 UTC | Jul 8, 02:15 UTC | 6h 55m |
| 2026-07-07 | - | Jul 7, 07:35 UTC | Jul 7, 15:30 UTC | 7h 55m |
| 2026-07-06 | EWR → AGP | Jul 6, 22:20 UTC | Jul 7, 05:43 UTC | 7h 23m |
| 2026-07-06 | - | Jul 6, 22:55 UTC | Jul 7, 05:50 UTC | 6h 55m |
| 2026-07-05 | ORD → EWR | Jul 5, 23:05 UTC | Jul 6, 00:35 UTC | 1h 30m |
| 2026-07-05 | - | Jul 5, 18:55 UTC | Jul 5, 19:40 UTC | 45m |
| 2026-07-04 | EWR → DSM | Jul 4, 19:30 UTC | Jul 4, 22:35 UTC | 3h 5m |
| 2026-07-04 | - | Jul 4, 05:05 UTC | Jul 4, 10:00 UTC | 4h 55m |
| 2026-07-03 | FLL → EWR | Jul 3, 21:26 UTC | Jul 4, 02:33 UTC | 5h 7m |
| 2026-07-03 | - | Jul 3, 21:10 UTC | Jul 4, 02:30 UTC | 5h 20m |
| 2026-07-02 | - | Jul 2, 19:25 UTC | Jul 3, 00:00 UTC | 4h 35m |
| 2026-07-01 | EWR → LAX | Jul 1, 18:38 UTC | Jul 1, 23:44 UTC | 5h 6m |
| 2026-07-01 | - | Jul 1, 18:35 UTC | Jul 1, 23:45 UTC | 5h 10m |
| 2026-07-01 | EDI → EWR | Jul 1, 08:55 UTC | Jul 1, 16:00 UTC | 7h 5m |
| 2026-07-01 | EWR → EDI | Jul 1, 00:20 UTC | Jul 1, 06:35 UTC | 6h 15m |
| 2026-06-30 | EWR → ATL | Jun 30, 19:03 UTC | Jun 30, 21:57 UTC | 2h 54m |
| 2026-06-30 | EWR → ATL | Jun 30, 18:50 UTC | Jun 30, 22:00 UTC | 3h 10m |
| 2026-06-30 | - | Jun 30, 10:10 UTC | Jun 30, 12:05 UTC | 1h 55m |
| 2026-06-30 | KOA → DEN | Jun 30, 06:13 UTC | Jun 30, 12:06 UTC | 5h 53m |
| 2026-06-30 | - | Jun 30, 06:05 UTC | Jun 30, 06:15 UTC | 10m |
| 2026-06-30 | - | Jun 30, 01:19 UTC | Jun 30, 01:40 UTC | 21m |
| 2026-06-29 | - | Jun 29, 18:39 UTC | Jun 29, 21:05 UTC | 2h 25m |
| 2026-06-29 | - | Jun 29, 09:54 UTC | Jun 29, 12:00 UTC | 2h 5m |
| 2026-06-28 | - | Jun 28, 18:29 UTC | Jun 28, 21:04 UTC | 2h 35m |
| 2026-06-27 | EWR → DEN | Jun 27, 20:14 UTC | Jun 28, 00:00 UTC | 3h 45m |
| 2026-06-27 | - | Jun 27, 13:09 UTC | Jun 27, 17:39 UTC | 4h 30m |
| 2026-06-26 | - | Jun 26, 19:20 UTC | Jun 27, 00:55 UTC | 5h 35m |
| 2026-06-26 | - | Jun 26, 10:10 UTC | Jun 26, 17:19 UTC | 7h 10m |
| 2026-06-26 | EDI → EWR | Jun 26, 10:14 UTC | Jun 26, 17:12 UTC | 6h 58m |
| 2026-06-26 | EWR → EDI | Jun 26, 00:38 UTC | Jun 26, 06:09 UTC | 5h 31m |
| 2026-06-26 | - | Jun 26, 00:20 UTC | Jun 26, 06:15 UTC | 5h 55m |
| 2026-06-25 | - | Jun 25, 19:34 UTC | Jun 25, 20:05 UTC | 30m |
| 2026-06-25 | - | Jun 25, 13:05 UTC | Jun 25, 19:29 UTC | 6h 25m |
| 2026-06-25 | - | Jun 25, 03:59 UTC | Jun 25, 09:40 UTC | 5h 40m |
| 2026-06-24 | - | Jun 24, 20:14 UTC | Jun 25, 00:59 UTC | 4h 45m |
| 2026-06-24 | - | Jun 24, 11:50 UTC | Jun 24, 17:59 UTC | 6h 10m |
| 2026-06-24 | SFO → BOS | Jun 24, 04:44 UTC | Jun 24, 09:49 UTC | 5h 5m |
Specifications
| Registration | N14121 |
| Aircraft type | BOEING 757-200 (B752) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A0A91F · 50124437 (octal) |
Looking for transponder-level data? View the Mode-S A0A91F page for country allocation, callsign history, and ADS-B signal details.
N14121 frequently asked
What type of aircraft is N14121?
N14121 is a BOEING 757-200 (ICAO type code B752).
Who operates N14121?
N14121 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N14121?
N14121 broadcasts on Mode-S (ICAO 24-bit) address A0A91F (octal 50124437). View the transponder page.
What route does N14121 typically fly?
N14121 most frequently flies between SFO and EWR based on observed flights.
Where is N14121 right now?
N14121 is currently airborne flying as UAL139. Live position is shown on the map above.