CZ3657 GuiyangKWE ShanghaiPVG · 12:50
CZ3657 by China Southern Airlines flies from Guiyang (KWE) to Shanghai (PVG) for the Thu, Sep 17 departure.
arrived at PVG · 40 min early
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −21 min · 0 cancelled · 14 operations tracked
The route today
live boardsHow CZ3657 actually runs
Pro Flight Search has tracked every published board update for CZ3657 across the KWE and PVG boards: schedule changes, gate pushes and actual clocks. Usually lands ~21 min early. Based on 14 confirmed landings · 14/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how CZ3657 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 KWE and PVG published them.
Planning around CZ3657? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — CZ3657 Guiyang to Shanghai on-time performance, measured from the KWE and PVG airport boards.
https://proflightsearch.com/flight/CZ3657
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