Wow! Looks like The Flight Before Christmas is not available on any streaming services in the world!

Niko & The Way to the Stars, is a 2008 Danish-Finnish-German-Irish computer animated Christmas film directed by Michael Hegner and Kari Juusonen. It revolves around a young reindeer who must overcome his fear of flying by heading to Santa Claus' fell to save him and his fleet of flying reindeer from a pack of wolves. It was produced by Animaker Oy, A. Film A/S, Ulysses Films, and Magma Films. The animation was produced in Germany, Denmark and Finland, with post-production carried out in Ireland. A 45-minute television edit in American English, was produced in the United States for CBS under the title The Flight Before Christmas. A sequel, Little Brother, Big Trouble: A Christmas Adventure was released in October 2012 in Finland.