“Man must rise above the Earth—to the top of the atmosphere and beyond—for only thus will he fully understand the world in which he lives.”
Top 10 by revenue:
1.Delta Airlines
2.American Airlines Group
3.Lufthansa Group
4.United Airlines
5.Air France-KLM
6.IAG
7.Southwest Airlines
8.China Southren Airways
9.All Nippon Airways
10.China Eastren Airlines
![](https://i.ytimg.com/vi/JmhvVTbkNO0/mqdefault.jpg)