| Competition: | Nationalliga A |
| Season: | 1948–49 |
| Winners: | FC Lugano (3rd title) |
| Relegated: | Grasshopper Urania Genève Sport |
| League Topscorer: | Jacques Fatton (21 goals) |
| Prevseason: | 1947–48 |
| Nextseason: | 1949–50 |
Statistics of Swiss Super League in the 1948–49 season.
It was contested by 14 teams, and FC Lugano won the championship.