| 1 | Tue 8 Jul | 90-1 v Egnatia RrogozhinëEgnatia Rrogozhinë 1-0 Breiðablik | UEFA Champions League First Qualifying Round |
| 2 | Tue 15 Jul | 95-0 v Egnatia RrogozhinëBreiðablik 5-0 Egnatia Rrogozhinë | UEFA Champions League First Qualifying Round |
| 3 | Tue 22 Jul | 91-7 v Lech PoznańLech Poznań 7-1 Breiðablik | UEFA Champions League Second Qualifying Round |
| 4 | Wed 30 Jul | 90-1 v Lech PoznańBreiðablik 0-1 Lech Poznań | UEFA Champions League Second Qualifying Round |
| 5 | Thu 7 Aug | 91-1 v Zrinjski MostarZrinjski Mostar 1-1 Breiðablik | UEFA Europa League Third Qualifying Round |
| 6 | Thu 14 Aug | 91-2 v Zrinjski MostarBreiðablik 1-2 Zrinjski Mostar | UEFA Europa League Third Qualifying Round |
| 7 | Thu 21 Aug | 92-1 v AC VirtusBreiðablik 2-1 AC Virtus | UEFA Europa Conference League |
| 8 | Thu 28 Aug | 93-1 v AC VirtusAC Virtus 1-3 Breiðablik | UEFA Europa Conference League |
| 9 | Thu 2 Oct | 90-3 v LausanneLausanne 3-0 Breiðablik | UEFA Europa Conference League Matchday 1 |
| 10 | Thu 23 Oct | 90-0 v KuPS KuopioBreiðablik 0-0 KuPS Kuopio | UEFA Europa Conference League Matchday 2 |