1989–90 Nationalliga A season
# 1989–90 Nationalliga A season

The 1989–90 Nationalliga A season was the 52nd season of the Nationalliga A, the top level of ice hockey in Switzerland. 10 teams participated in the league, and HC Lugano won the championship.

## Regular season

| Pl. | Team | GP | W | T | L | GF–GA | Pts |
| - | - | - | - | - | - | - | - |
| 1. | HC Lugano | 36 | 22 | 6 | 8 | 182 : 98 | 50 |
| 2. | SC Bern | 36 | 22 | 6 | 8 | 162 : 101 | 50 |
| 3. | EHC Biel | 36 | 22 | 3 | 11 | 194 : 141 | 47 |
| 4. | EHC Kloten | 36 | 21 | 2 | 13 | 169 : 131 | 44 |
| 5. | EHC Olten | 36 | 16 | 3 | 17 | 138 : 161 | 35 |
| 6. | EV Zug | 36 | 13 | 4 | 19 | 149 : 169 | 30 |
| 7. | Fribourg-Gottéron | 36 | 13 | 4 | 19 | 134 : 167 | 30 |
| 8. | HC Ambrì-Piotta | 36 | 13 | 3 | 20 | 132 : 164 | 29 |
| 9. | Zürcher SC | 36 | 10 | 6 | 20 | 119 : 166 | 26 |
| 10. | HC Ajoie | 36 | 8 | 3 | 25 | 108 : 189 | 19 |

## Playoffs

| Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Finals | Finals | Finals |
| - | - | - | - | - | - | - | - | - |
| 1. | HC Lugano | 3 | | | | | | |
| 8. | HC Ambrì-Piotta | 1 | | | | | | |
| 8. | HC Ambrì-Piotta | 1 | HC Lugano | HC Lugano | 5 | | | |
| | | | EHC Kloten | EHC Kloten | 4 | | | |
| 4. | EHC Kloten | 6 | EHC Kloten | EHC Kloten | 4 | | | |
| 5. | EHC Olten | 0 | | | | | | |
| 5. | EHC Olten | 0 | | | | HC Lugano | HC Lugano | 5 |
| | | | | | | SC Bern | SC Bern | 1 |
| 3. | EHC Biel | 2 | | | | | | | SC Bern | SC Bern | 1 |
| 6. | EV Zug | 1 | | | | | | |
| 6. | EV Zug | 1 | EHC Biel | EHC Biel | 4 | | | |
| | | | SC Bern | SC Bern | 3 | | | |
| 2. | SC Bern | 4 | SC Bern | SC Bern | 3 | | | |
| 7. | Fribourg-Gottéron | 3 | | | | | | |

## Relegation

| Pl. | Team | GP | W | T | L | GF–GA | Pts. |
| - | - | - | - | - | - | - | - |
| 1. | HC Sierre | 10 | 06 | 02 | 02 | 56:38 | 14 |
| 2. | Zürcher SC | 10 | 05 | 03 | 02 | 54:36 | 13 |
| 3. | HC Martigny | 10 | 04 | 02 | 04 | 41:33 | 10 |
| 4. | SC Rapperswil | 10 | 04 | 02 | 04 | 36:38 | 10 |
| 5. | HC Ajoie | 10 | 03 | 01 | 06 | 33:42 | 07 |
| 6. | SC Herisau | 10 | 01 | 04 | 05 | 28:61 | 06 |
