Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
FH took part in the 2015 Fótbolti.net Cup, a pre-season tournament for clubs outside of Reykjavík. The team played in Group 1 along with ÍA, Breiðablik and Þróttur R. FH finished second in the group with 6 points, 2 wins and 1 defeat.[31]
FH played Keflavík in the 3rd place final and lost on penalties after the game had ended 1–1.[32]
FH came into the 2015 Lengjubikarinn as defending champions. They were drawn in Group 1 along with Breiðablik, Fylkir, ÍBV, Þróttur R, Víkingur Ó, BÍ/Bolungarvík and HK.[33]FH won 4 and lost 2 of their first 6 games in the group. In the seventh round FH defeated Þróttur R 3–2 and booked their place in the quarter-finals as the third placed team with the best results. Kristján Flóki scored his first goal for the team in the game.[34]
On 16 April FH were eliminated by Víkingur R after a penalty shootout 4–1. The game had finished 1–1 with Kassim Doumbia scoring FH's only goal.[35]
FH came into the Icelandic cup, Borgunarbikarinn, in the 32nd-finals and were drawn against HK. FH won the game 2–1 with all the goals coming in the first half.[37] In the 16th finals FH was drawn against Grindavík. FH won the game 2–1 with 2 goals from Steven Lennon, both coming from the penalty spot.[38] In the quarter-finals FH was drawn against KR. FH lost the game 2–1.[39]
On 22 June FH was drawn against the Finnish team SJK Seinäjoki.[40]FH won the first leg, away from home, 1–0. Steven Lennon scored the only goal.[41] In the second leg FH also won 1–0 winning the tie 2–0 on aggregate. Kristján Flóki scored the winning goal on the 91st minute.[42]
In the second qualifying round FH was drawn against Inter Baku PIK from Azerbaijan.[43] In the first leg FH lost 2–1, they started the game well and went ahead on the 39th minute courtesy of a penalty goal from Atli Guðnason, this was Atli's 11th goal in a European competition making him the highest scoring player for an Icelandic team in European competitions.[44] In the second half Róbert Örn got sent off and Inter Baku PIK equalised from the penalty spot, Kristján Finnbogason came on in goal at the age of 44 years. FH couldn't hang on to a draw and Inter Baku PIK scored the winning goal on the 61st minute.[45] In the second leg FH managed to equalise the tie 3–3 with goals from Þórarinn Ingi and Kristján Flóki but lost the game in extra time. As in the first leg FH got a man sent off when Kristján Flóki wrongly got his second yellow card on the 56th minute.[46]