flight Aircraft
N2251U
BOEING 777-300ER
Operated by UNITED AIRLINES INC
- Tail number
- N2251U
- Type
- B77W
- Mode-S
- A1F622
Airborne now · flying as UAL42 at 30,625 ft
- Flights observed
- 5
- Avg flight time
- 1h 14m
- Typical route
- BWI → ORD
- Last seen
- 15h ago
Live position
Recent flights last 5
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-04-14 | BWI → ORD | Apr 14, 08:20 UTC | Apr 14, 08:35 UTC | 15m |
| 2026-04-13 | - | Apr 13, 21:20 UTC | Apr 13, 21:50 UTC | 30m |
| 2026-04-13 | - | Apr 13, 16:55 UTC | Apr 13, 17:20 UTC | 25m |
| 2026-04-13 | BWI → ORD | Apr 13, 12:20 UTC | Apr 13, 12:55 UTC | 35m |
| 2026-04-13 | BWI → ORD | Apr 13, 08:24 UTC | Apr 13, 12:49 UTC | 4h 25m |
Specifications
| Registration | N2251U |
| Aircraft type | BOEING 777-300ER (B77W) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A1F622 · 50373042 (octal) |
Looking for transponder-level data? View the Mode-S A1F622 page for country allocation, callsign history, and ADS-B signal details.
N2251U frequently asked
What type of aircraft is N2251U?
N2251U is a BOEING 777-300ER (ICAO type code B77W).
Who operates N2251U?
N2251U is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N2251U?
N2251U broadcasts on Mode-S (ICAO 24-bit) address A1F622 (octal 50373042). View the transponder page.
What route does N2251U typically fly?
N2251U most frequently flies between BWI and ORD based on observed flights.
Where is N2251U right now?
N2251U is currently airborne flying as UAL42. Live position is shown on the map above.