Head to Head
| Izlandi Ligakupa | 2023/03/03 19:00 | Fjolnir v Keflavik | L | 4-5 |
| Izlandi 1 Deild | 2019/09/21 14:00 | Keflavik v Fjolnir | L | 1-0 |
| Izlandi 1 Deild | 2019/07/11 19:15 | Fjolnir v Keflavik | D | 1-1 |
| Izlandi Premier Liga | 2018/08/08 19:15 | Fjolnir v Keflavik | D | 0-0 |
| Izlandi Premier Liga | 2018/05/18 19:15 | Keflavik v Fjolnir | W | 1-2 |
| Izlandi Ligakupa | 2018/02/16 20:00 | Keflavik v Fjolnir | D | 2-2 |
| Izlandi Premier Liga | 2015/08/10 19:15 | Keflavik v Fjolnir | D | 1-1 |
| Izlandi Premier Liga | 2015/05/20 19:15 | Fjolnir v Keflavik | W | 1-0 |
Home History
| Izlandi 1 Deild | 2024/05/23 18:00 | Fjolnir v Throttur Reykjavik | W | 3-1 |
| Izlandi 1 Deild | 2024/05/18 16:30 | Dalvik/Reynir v Fjolnir | D | 0-0 |
| Izlandi Kupa | 2024/05/14 17:00 | Fjolnir v Thor Akureyri | L | 0-2 |
| Izlandi 1 Deild | 2024/05/10 18:00 | Fjolnir v Leiknir Reykjavik | W | 1-0 |
| Izlandi 1 Deild | 2024/05/01 19:15 | Grindavik v Fjolnir | W | 2-3 |
| Izlandi Kupa | 2024/04/23 19:15 | Fjolnir v UMF Selfoss | W | 4-2 |
| Izlandi Kupa | 2024/04/13 15:00 | KH Hlidarendi v Fjolnir | W | 2-4 |
| Izlandi Ligakupa | 2024/03/10 16:30 | Thor Akureyri v Fjolnir | D | 1-1 |
Away History
| Izlandi 1 Deild | 2024/05/31 19:15 | Grindavik v Keflavik | D | 2-2 |
| Izlandi 1 Deild | 2024/05/25 14:00 | Thor Akureyri v Keflavik | D | 1-1 |
| Izlandi 1 Deild | 2024/05/21 19:15 | Keflavik v Afturelding | W | 3-0 |
| Izlandi Kupa | 2024/05/16 18:15 | Keflavik v IA Akranes | W | 3-1 |
| Izlandi 1 Deild | 2024/05/10 19:15 | Grotta Seltjarnarnes v Keflavik | L | 1-0 |
| Izlandi 1 Deild | 2024/05/03 19:15 | Keflavik v IR Reykjavik | L | 1-2 |
| Izlandi Kupa | 2024/04/25 19:15 | Keflavik v Breidablik | W | 2-1 |
| Izlandi Kupa | 2024/04/10 20:15 | Vikingur Olafsvik v Keflavik | W | 2-3 |