How can I connect with a historian over the internet in Kittila, Finland?
Kittilä is a minor place, it very likely that there are no historians who are specialized in Kittilä history. Since you gave information about your family, i guess you are interested in your family history. I would recommend you to contact the Kittila parish for more information. A helpful source of information to a genealogist in Finland is Sukututkimusseura (The Genealogical Society of Finland) and their database Hiski:
It is also worth looking of the parish register of Kittilä:
email address to Kittilä parish is firstname.lastname@example.org