UAL858
- Flight number
- UAL858
- Airline
- United Airlines (UAL)
- Route
- Shanghai Pudong International Airport (PVG/ZSPD) → San Francisco International Airport (SFO/KSFO) At least one end of this route is not from our own observation.
- Last heard
- Aircraft
- N2142U · BOEING 777-300ER
- Positions recorded
- 1268 As of 2026-10-03 06:44 UTC
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.