After Season 3’s massive success, History Channel expanded Season 4 into a 20-episode “mega-season,” aired in two halves (often called 4A and 4B). That format stuck for Seasons 5 and 6, allowing denser storytelling — but also leading some fans to feel pacing lagged mid-run.

When History Channel’s Vikings first aired in 2013, few predicted it would become a global phenomenon. Over six seasons and nearly a decade, the saga of Ragnar Lothbrok and his sons delivered blood, betrayal, and breathtaking battles. But just how many episodes does it take to tell that epic tale?

That sequel series is separate, with 24 episodes across 3 seasons (8 per season), set 100 years after the original.