Inspirational 13+ Vikings Season 4 Actress. Season 4 of vikings premiered on february 18, 2016 on history in canada and in the united states and concluded on february 1, 2017. A large part of this season is about identity and people trying to find out who they are and what they are and what they should be doing. The fourth season of the historical drama television series vikings premiered on february 18, 2016 on history in canada.