N186UA (Boeing 747-422) — routes, history & safety record

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 January 1995 to December 2000 — 254 flights. Last reported flight: December 26, 2000, United Airlines, SFO → ORD.

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

Carrier	First	Last	Flights
United Airlines UA	January 1995	December 2000	254

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

Safety history

February 12, 1994Accident
the failure of the chief steward to verify that all flight attendants had been informed, and were complying with the captain's instructions to remain seated with their seatbelts fastened.
Boeing 747-400
the failure of the chief steward to verify that all flight attendants had been informed, and were complying with the captain's instructions to remain seated with their seatbelts fastened. Full accident record