N591UA (Boeing 757-222) — accident record & aircraft history

FlightFinder has no observed route profile for this registration. The documented safety events below are available independently of live flight tracking.

Scheduled US airline service

Reported in scheduled US passenger service from July 1996 to December 2000 — 5,918 flights. Last reported flight: December 30, 2000, United Airlines, MCI → ORD.

Not reported in scheduled US service since December 2000 (data through July 2026).

Carrier	First	Last	Flights
United Airlines UA	July 1996	December 2000	5,918

Source: BTS Reporting Carrier On-Time Performance (public domain; US reporting carriers, scheduled domestic flights).

Safety history

September 11, 2001AccidentHull loss
The Safety Board did not determine the probable cause and does not plan to issue a report or open a public docket. The terrorist attacks of September 11, 2001 are under the jurisdiction of the Federal Bureau of Investigation.
Boeing 757 · 45 fatalities
The Safety Board did not determine the probable cause and does not plan to issue a report or open a public docket. The terrorist attacks of September 11, 2001 are under the jurisdiction of the Federal Bureau of Investigation. Full accident record