Why is the flight from Zhengzhou to Lijiang always cancelled on September 22, 2022?

On September 22nd, 2022, flights from Zhengzhou to Lijiang were always cancelled for three reasons.

1, weather reason. The weather at the airport of origin and destination is not suitable for long-term flight.

2. The reasons for the turnover of airlines' aircraft. The plane has a major fault, which can't be repaired in a short time and the plane can't turn around.

3. Tourist source. The flight has few round-trip passengers, so it may be cancelled in order to reduce operating costs.