China Southern Airlines (CZ) flight CZ3040 left 15 minutes late or more on 71.4% of 21 observed departures. Average lateness was 39.6 minutes. Sample window: Nov 19, 2025 to May 7, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures observed | Late | Average lateness |
|---|---|---|---|
| Apr 2026 | 8 | 62.5% | 23.3 min |
| May 2026 | 7 | 71.4% | 73.9 min |
All flights SIN to CAN · China Southern Airlines (CZ) on-time performance · SIN departure delays
GET /flight returns the status of CZ3040 by date, with scheduled, estimated and actual departure and arrival times.
https://www.goflightlabs.com/flight?access_key=YOUR_ACCESS_KEY&flight_number=CZ3040
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