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UA857

SFO → PVG · Boeing 777-300ER · United Airlines

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Departure · San Francisco (SFO)

Terminal ITM · Gate G5
Scheduled 01 Oct 13:00 · Departed 01 Oct 12:58
Board status: Departed
Airborne since 01 Oct 13:42 (ADS-B)

Board data from sfo, updated 1108 min ago; times local to each airport.

Flight

Status
Incomplete (signal lost)
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-01 20:00 UTC
Departed
2026-10-01 20:42 UTC
Arrival
Shanghai Pudong International Airport (PVG) — Shanghai, China (scheduled)
Codeshares
CA7210
Distance flown
9545 km
Straight-line distance
9877 km

Aircraft

Registration
N2142U
Type
Boeing 777-300ER
Seats
350 total (204 Economy, 62 Economy Plus, 24 Premium Plus, 60 Polaris)

Altitude & speed

Max altitude
36,000 ft
Max ground speed
491 kt
Tracked
11h 34m · 9,543 km
Altitude (ft, max 36,000)
019,44038,8800m1h 0m2h 0m3h 0m4h 0m5h 0m6h 0m7h 0m8h 0m9h 0m10h 0m11h 0m
Ground speed (kt, max 491)
02655300m1h 0m2h 0m3h 0m4h 0m5h 0m6h 0m7h 0m8h 0m9h 0m10h 0m11h 0m
Altitude (ft, max 36,000)
019,44038,8800m2h 0m4h 0m6h 0m8h 0m10h 0m
Ground speed (kt, max 491)
02655300m2h 0m4h 0m6h 0m8h 0m10h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-01 20:42 UTC UAL857 SFO → PVG
San Francisco → Shanghai
 N2142U Boeing 777-300ER Incomplete (signal lost) 9545 km
2026-09-30 20:29 UTC UAL857 SFO → PVG
San Francisco → Shanghai
 N2333U Boeing 777-300ER Incomplete (signal lost) 9435 km
2026-09-29 20:18 UTC UAL857 SFO → PVG
San Francisco → Shanghai
 N2748U Boeing 777-300ER Incomplete (signal lost) 9429 km

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