The 12th Tour de Ski 2017/18 was a stage race organized as part of the 2017/18 Cross Country World Cup . It took place between December 30, 2017 and January 7, 2018 at three different locations ( Lenzerheide , Oberstdorf and Val di Fiemme ) in three countries (Switzerland, Germany and Italy). 91 runners took part in the men's race, 43 of whom reached the finish line of the final stage. In the overall standings, the Swiss Dario Cologna was first, who was able to win the Tour de Ski for the fourth time. In the women's category, 71 runners competed in the first stage. 32 athletes crossed the finish line on the final stage. As in the previous year, Norwegian Heidi Weng won the overall standings .
For the overall ranking of the Tour de Ski, the winner of the race received 15 bonus seconds, the second 10 and the third 5 seconds. Two sprints were held for men and one intermediate sprint for women. For these 15, 12, 10, 8, 6, 5, 4, 3, 2 and 1 bonus seconds were awarded.
For the overall ranking of the Tour de Ski, the winner of the race received 15 bonus seconds, the second 10 and the third 5 seconds. Two sprints were held for men and one intermediate sprint for women. For these 15, 12, 10, 8, 6, 5, 4, 3, 2 and 1 bonus seconds were awarded.
The race was run as a pursuit, i.e. H. the runners started the competition with the deficit from the previous stage. The finish is therefore the overall result of the tour of the ski. In addition, the individual time from this race was only counted for the World Cup.