How much is the discounted air ticket from Shenzhen to Kunming and Lijiang in mid-April? Please explain carefully, thank you!

Flight number/airline departure and landing airport departure and landing time aircraft type on-time rate (average delay) lowest price (excluding tax)

MU5758

China Eastern Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

16:55

18:50

763 (Large passenger aircraft)

100

426 yuan (35% off)

CZ3459

China Southern Airlines

Shenzhen Bao'an Airport

Kunming Wujiaba Airport

09:00

11:10

320 (medium-sized passenger aircraft)

21 (23 minutes late)

447 yuan (33% off)

CZ3451

China Southern Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

14:15

16:30

319 (medium-sized passenger aircraft)

52 (21 minutes late)

450 yuan (33% off)

CA4374

Air China

Shenzhen Baoan Airport

Kunming Wujiaba Airport

21:15

23:15

738 (medium-sized passenger aircraft)

--

508 yuan (41% off)

ZH9985

Shenzhen Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

08:50

10:50

319 (medium-sized passenger plane)

61 (8 minutes delayed)

552 yuan (45% off)

ZH9833

Shenzhen Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

14:20

16:25

73G (medium-sized passenger aircraft)

67 (15 minutes late)

552 yuan (45% off)

ZH9995

Shenzhen Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

20:25

22:20

73G (medium-sized passenger aircraft)

43 (20 minutes delayed)

552 yuan ( 45% off)

MU5760

China Eastern Airlines

Shenzhen Baoan Airport

Kunming Wujiaba Airport

13 : 25

15:30

733 (medium-sized passenger aircraft)

100

569 yuan (46% off)