CZ3641 ShenzhenSZX · 21:20 ChongqingCKG · 23:35
CZ3641 by China Southern Airlines flies from Shenzhen (SZX) to Chongqing (CKG) for the Tue, Sep 8 departure.
estimated arrival at CKG · local time · past this estimate · waiting on the board
board checked 334m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 21:37.
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 · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SZX and CKG are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Shenzhen to Chongqing flights today
same route · China Southern AirlinesIf CZ3641 is cancelled, these are the other China Southern Airlines nonstop flights from Shenzhen to Chongqing 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 CZ3641 actually runs
Pro Flight Search has tracked every published board update for CZ3641 across the SZX and CKG boards: schedule changes, gate pushes and actual clocks. Usually departs ~27 min late. Based on 12 confirmed departures · 2/12 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how CZ3641 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-6912, B-6629, B-32GP, B-6975.
Board clocks recorded as SZX and CKG published them.
Planning around CZ3641? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — CZ3641 Shenzhen to Chongqing on-time performance, measured from the SZX and CKG airport boards.
https://proflightsearch.com/flight/CZ3641
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