The FIS Nordic World Ski Championships 2017 was the 40th World Championships in nordic skiing and took place in Lahti, Finland from 22 February to 5 March 2017. This was the seventh time the event has been held there, having previously been held in 1926, 1938, 1958, 1978, 1989 and 2001.
Of the four candidate cities three had already submitted unsuccessful bids for the previous championships in 2015.
The winner was selected at the FIS Congress in South Korea on 31 May 2012. The Voting results were as following:
All times are local (UTC+2).
All athletes with three or more medals or at least two gold medals.
Fifteen other athletes earned 2 medals.