CZ8457 NanningNNG ShanghaiPVG · 20:30
CZ8457 by China Southern Airlines flies from Nanning (NNG) to Shanghai (PVG).
tracked route NNG → PVG
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsTomorrow at Shanghai
ForecastMon 16 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
How CZ8457 actually runs
Pro Flight Search has tracked every published board update for CZ8457 across the NNG and PVG boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 3 completed legs so far: landed -6 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how CZ8457 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as NNG and PVG published them.
Planning around CZ8457? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: CZ8457 Nanning to Shanghai on-time performance, measured from the NNG and PVG airport boards.
https://proflightsearch.com/flight/CZ8457
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