List of ship decommissionings in 1980
The list of ship decommissionings in 1980 includes a chronological list of all ships decommissioned in 1980.
| Operator | Ship | Flag | Class and type | Fate | Other notes | |
| 17 January | Tor Line | Tor Scandinavia | Cruiseferry | Chartered to Scan Arab Expo | ||
| 6 March | Scan Arab Expo | Tor Scandinavia | Cruiseferry | End of charter, returned to Tor Line | ||
| July | ' | Scrapped | Accommodation ship until 1987 and training hulk until 1993 | |||
| 11 July | Bore Line | Bore Star | Ferry | Sold to Effoa | Continued in Silja Line traffic | |
| 1 September | Effoa | Silja Star | Ferry | Renamed Silja Star | Continued in Silja Line traffic | |
| 16 December | Tor Line | Tor Scandinavia | Cruiseferry | Chartered to an unknown Dutch company | ||
| Date uncertain | ' | Sold to Pakistan | Renamed | |||
| Date uncertain | ![]() |
