Also, the current happiness flight of China Southern Airlines can be booked 20 days in advance, and the earliest happiness flight is in April 16:
CZ6563 Changchun to Shenzhen 15: 50-20: 00, the plane is 3 19, there is no catering, Kaixinfei 1 140 yuan +50 airport construction fee+100 fuel surcharge =/KLOC-0.
There is also a 2.4% discount on the fuel cost from Changchun to Guangzhou Airport of 590+ 150, which is only available on the website of China Southern Airlines.
There are many telephone numbers of ticket sales outlets such as Hengdong Airlines, Kaihang Airlines and Liyang Airlines in the City Evening News. You can call and ask.
Starting in mid-April, time is already a little tight. If you want to book, you should hurry up, and it will be gone if you are late.