flight Aircraft

N2331U

BOEING 777-300ER

Operated by UNITED AIRLINES INC

Tail number
N2331U
Type
B77W
Mode-S
A21633
Photo of N2331U
Not currently tracked · last seen 20h ago
Flights observed
8
Avg flight time
5h 29m
Typical route
HKG → SFO
Last seen
20h ago

Last known area

Map centered near N2331U's most recent activity.

Recent flights last 8

DateRouteTakeoffLandingDuration
2026-04-14 - Apr 14, 07:10 UTCApr 14, 08:15 UTC1h 5m
2026-04-14 - Apr 14, 06:15 UTCApr 14, 07:10 UTC55m
2026-04-13 - Apr 13, 20:22 UTCApr 14, 09:12 UTC12h 50m
2026-04-13 HKG → SFO Apr 13, 14:35 UTCApr 13, 15:50 UTC1h 15m
2026-04-13 HKG → SFO Apr 13, 04:50 UTCApr 13, 07:30 UTC2h 40m
2026-04-13 HKG → SFO Apr 13, 04:11 UTCApr 13, 16:01 UTC11h 50m
2026-04-13 HKG → SFO Apr 13, 04:11 UTCApr 13, 15:39 UTC11h 28m
2026-04-12 - Apr 12, 18:25 UTCApr 12, 20:15 UTC1h 50m

Specifications

Registration N2331U
Aircraft type BOEING 777-300ER (B77W)
Operator UNITED AIRLINES INC
Mode-S code A21633 · 50413063 (octal)

Looking for transponder-level data? View the Mode-S A21633 page for country allocation, callsign history, and ADS-B signal details.

N2331U frequently asked

What type of aircraft is N2331U?
N2331U is a BOEING 777-300ER (ICAO type code B77W).
Who operates N2331U?
N2331U is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N2331U?
N2331U broadcasts on Mode-S (ICAO 24-bit) address A21633 (octal 50413063). View the transponder page.
What route does N2331U typically fly?
N2331U most frequently flies between HKG and SFO based on observed flights.
Where is N2331U right now?
N2331U is not currently being tracked; last seen 20h ago.