CZ3976 ShenzhenSZX · 12:25 ZhengzhouCGO
CZ3976 by China Southern Airlines flies from Shenzhen (SZX) to Zhengzhou (CGO) for the Wed, Oct 21 departure.
en route from SZX to CGO
board checked 200m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 12:59.
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 operation0 cancelled · 15 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Shenzhen to Zhengzhou flights today
same route · China Southern AirlinesIf CZ3976 is cancelled, these are the other China Southern Airlines nonstop flights from Shenzhen to Zhengzhou on the same day, with scheduled departure times in SZX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How CZ3976 actually runs
Pro Flight Search has tracked every published board update for CZ3976 across the SZX and CGO boards: schedule changes, gate pushes and actual clocks. Usually departs ~16 min late. Based on 14 confirmed departures · 6/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how CZ3976 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: B-5042, B-5675, B-5715, B-1401.
Board clocks recorded as SZX and CGO published them.
Planning around CZ3976? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — CZ3976 Shenzhen to Zhengzhou on-time performance, measured from the SZX and CGO airport boards.
https://proflightsearch.com/flight/CZ3976
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