Will the plane from Nanjing to Xiamen be late?

1. weather reason: bad weather, fog, thunderstorm, typhoon and other weather conditions caused the plane to fail to take off or land on time, resulting in delays.

2. Mechanical failure: Aircraft mechanical failure requires maintenance or replacement of parts, resulting in flight delay or cancellation.

3. Air traffic control: The air traffic control system will limit the number of aircraft taking off and landing or adjust the route, resulting in flight delays.

4. Passengers' reasons: The passengers' lateness, baggage problems and documents problems will also lead to flight delays.