CZ6521 DalianDLC ShanghaiPVG · 09:00
CZ6521 by China Southern Airlines flies from Dalian (DLC) to Shanghai (PVG) for the Sat, Sep 19 departure.
arrived at PVG · 31 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 −31 min · 0 cancelled · 15 operations tracked
The route today
live boardsHow CZ6521 actually runs
Pro Flight Search has tracked every published board update for CZ6521 across the DLC and PVG boards: schedule changes, gate pushes and actual clocks. Usually lands ~31 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 CZ6521 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 DLC and PVG published them.
Planning around CZ6521? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — CZ6521 Dalian to Shanghai on-time performance, measured from the DLC and PVG airport boards.
https://proflightsearch.com/flight/CZ6521
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