The 2026 Besta deild karla is the 115th season of top-flight Icelandic Football. It is the fifth season following the league's rebrand as Besta deild karla.
The league consisted of twelve teams: the top ten teams from the previous season, and two teams promoted from the 1. deild karla. VÃÂkingur entered the season as defending champions after winning their seventh title during the previous season.
The promoted teams were the 2025 1. deild karla champions ÃÂór Akureyri and play-off winners KeflavÃÂk (promoted to the top division after absences of eleven and two years respectively). They replaced the 2025 Besta deild karla bottom two teams, Vestri and Afturelding.
Promoted to the Besta deild
Relegated to the 1. deild
Team played each other twice (once at home and once away) for a total of 22 games each.
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Teams play each other once for the third time (either at home or away) for a total of 5 games each.