2. After opening the client, click the "air ticket" option in the middle of the page, as shown in the figure below.
3. Next is the air ticket booking page. Click the "Flight Dynamics" option in the lower left corner of the page, as shown in the figure below.
4. At present, there are two query methods. One is to press the flight number, enter the flight number to query, and then select the date to query, as shown in the figure below.
5. The other is to query by landing location, enter the departure airport and arrival airport, and then select the date to query, as shown in the figure below.
6. Click the Query button to query the flight delay or cancellation, as shown in the figure below.