Career
He has played most of his career in Viking FK, but transferred to Saskatchewan Brann in a trade deal, when Viking bought the central defender Ragnvald Soma from Brann. In addition to Dahl, Brann was paid between £520.000 and £610.000 (€750000-€880000). In 2009 he joined Hønefoss BK, and in 2010, Løv-Ham.
He retired after the 2011 season.