Air freight is the volume of freight, express, and diplomatic bags carried on each flight stage (operation of an aircraft from takeoff to its next landing), measured in metric tons times kilometers traveled.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Botswana | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | ||||
| Lesotho | 0 | |||||||||||||||
| Namibia | 76 | 0 | 0 | 1 | 1 | 1 | 34 | 30 | 21 | 22 | 26 | 7 | 2 | 0 | ||
| South Africa | 57 | 179 | 688 | 923 | 1,026 | 1,073 | 1,175 | 1,123 | 1,043 | 893 | 767 | 833 | 697 | 565 | 102 | 15 |
| इस्वातिनी | 0 | 0 | 0 | 0 | 0 | 0 |