Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2018 |  | Hlynur Hlöðversson | GK |  | Fjölnir Reykjavík | Fjölnir |
| 10/2018 | | Gísli Sigurðsson | DF |  | ÍR Reykjavík | ÍR |
| 10/2018 | | Óskar Jónsson | MF | | ÍR Reykjavík | ÍR |
| 10/2018 | | Brynjar Bjarnason | FW | | ÍR Reykjavík | ÍR |
| 09/2018 | | Sindri Snær Vilhjálmsson | GK | |||
| 08/2018 | | Alexander Sigurðarson | MF |  | Víkingur Ólafsvík | Víkingur Ólafsvík |
| 07/2018 | | Davíð Ingvarsson | MF |  | Haukar Hafnarfjörður | Haukar |
| 07/2018 |  | Thomas Mikkelsen | FW |  | Ross County FC | Ross County |
| 06/2018 | | Aron Kári Aðalsteinsson | DF | | ÍR Reykjavík | ÍR |
| 06/2018 | | Skúli Kristjánsson Sigurz | DF |  | Leiknir Reykjavík | Leiknir |
| 04/2018 | | Oliver Sigurjónsson | MF |  | FK Bodø/Glimt | Bodø/Glimt |
| 03/2018 | | Andri Baldursson | MF |  | Breiðablik U19 | Breiðablik U19 |
| 01/2018 | | Guðmundur Guðjónsson | DF |  | ÍA Akranes | ÍA Akranes |
| 01/2018 | | Karl Gunnarsson | DF | | Breiðablik U19 | Breiðablik U19 |
| 01/2018 |  | Jonathan Hendrickx | DF |  | Leixões SC | Leixões SC |
| 01/2018 | | Gunnar Baldursson | FW | | Breiðablik U19 | Breiðablik U19 |
| 01/2018 | | Arnór Gauti Ragnarsson | FW |  | ÍB Vestmannaeyjar | ÍBV |
| 01/2018 | | Brynjólfur Willumsson | FW | | Breiðablik U19 | Breiðablik U19 |
| 01/2018 | | Ágúst Gylfason | MA | | Fjölnir Reykjavík | Fjölnir |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2018 | | Ólafur Hrafn Kjartansson | MF |  | Augnablik | Augnablik |
| 07/2018 | | Sveinn Guðjohnsen | FW |  | Spezia Calcio | Spezia |
| 07/2018 | | Skúli Kristjánsson Sigurz | DF | | ÍR Reykjavík | ÍR |
| 07/2018 |  | Hrvoje Tokić | FW |  | UMF Selfoss | Selfoss |
| 07/2018 | | Elías Ólafsson | GK |  | FC Midtjylland U19 | FC Midtjylland U19 |
| 05/2018 | | Alexander Sigurðarson | MF | | Víkingur Ólafsvík | Víkingur Ólafsvík |
| 05/2018 | | Gunnar Baldursson | FW | | Augnablik | Augnablik |
| 05/2018 | | Aron Kári Aðalsteinsson | DF | | ÍR Reykjavík | ÍR |
| 05/2018 | | Davíð Ingvarsson | MF | | Haukar Hafnarfjörður | Haukar |
| 04/2018 | | Óskar Jónsson | MF | | ÍR Reykjavík | ÍR |
| 03/2018 | | Sindri Ingimarsson | DF | | Augnablik | Augnablik |
| 03/2018 | | Hlynur Hlöðversson | GK |  | UMF Njarðvík | UMF Njarðvík |
| 02/2018 | | Gísli Sigurðsson | DF | | ÍR Reykjavík | ÍR |
| 02/2018 | | Brynjar Bjarnason | FW | | ÍR Reykjavík | ÍR |
| 01/2018 | | Patrik Gunnarsson | GK | | ÍR Reykjavík | ÍR |
| 01/2018 | | Guðmundur Friðriksson | DF |  | Þróttur Reykjavík | Þróttur |
| 01/2018 | | Kristinn Jónsson | DF |  | KR Reykjavík | KR |
| 01/2018 | | Ernir Bjarnason | MF | | Leiknir Reykjavík | Leiknir |
| 01/2018 | | Sólon Leifsson | FW | | Leiknir Reykjavík | Leiknir |
| 01/2018 | | Martin Lund | FW |  | Næsby BK | Næsby BK |
| 01/2018 |  | Miloš Milojević | MA |  | Mjällby AIF | Mjällby AIF |