The 2018–19 DEL2 season was the sixth season since the founding of the DEL2, the second tier of German ice hockey, set below the Deutsche Eishockey Liga. The season ran from 14 September 2018 till 28 April 2019. Löwen Frankfurt was crowned league premiers by finishing top of the regular season standings. Ravensburg Towerstars caused an upset by claiming the championship title by defeating Löwen Frankfurt 4-2 in the final series. Promoted team, Deggendorfer SC, was unable to survive in DEL2 and was relegated after losing the relegation playoffs final 3-4 against Wölfe Freiburg.