Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/1999 |  | Steve Jones | FW |  | Sligo Rovers | Sligo Rovers |
| 01/1999 |  | Mick Doohan | DF |  | Dundalk FC | Dundalk |
| 07/1998 | | Alan Young | GK | |||
| 07/1998 | | Aaron Lynch | DF | |||
| 07/1998 | | Darragh Sheridan | DF |  | Aston Villa (R) | Aston Villa (R) |
| 07/1998 | | Colm Tresson | DF |  | Portadown FC | Portadown FC |
| 07/1998 | | Glen Brien | MF | |||
| 07/1998 | | Stephen Fox | MF | |||
| 07/1998 | | Frank Larkin | MF |  | Longford Town | Longford Town |
| 07/1998 | | Dom Tierney | MF | |||
| 07/1998 | | Jason Byrne | FW | |||
| 07/1998 | | Stuart Connolly | FW | |||
| 07/1998 | | John Ryan | FW |  | Bohemian FC | Bohemians |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1999 | | Darragh Sheridan | DF |  | Galway United (old) | Galway United |