The 2017–18 Tour de Ski was the 12th edition of the Tour de Ski, part of the 2017–18 FIS Cross-Country World Cup. The World Cup stage event began in Lenzerheide, Switzerland, on December 30, 2017, and ended in Val di Fiemme, Italy, on January 7, 2018. The cups were defended by Heidi Weng (Norway) and Sergey Ustiugov (Russia). Schedule a. Stage 4 was cancelled due to the bad weather. b. Stage 5 men's distance was shortened due to previous day's storm damage. Overall leadership Final standings Overall standings Sprint standings Team standings Stages Stage 1 30 December 2017, Lenzerheide, Switzerland Bonus seconds to the 30 skiers that qualifies for the quarter-finals, distributed as following: Final: 60–54–48–46–44–42 Semi-final: 32–30–28–26–24–22 Quarter-final: 10–10–10–8–8–8–8–8–6–6–6–6–6–4–4–4–4–4 Stage 2 31 December 2017, Lenzerheide, Switzerland Bonus seconds in finish: 15–10–5 to the 3 fastest skiers. Stage 3 1 January 2018, Lenzerheide, Switzerland Bonus seconds in finish: 15–10–5 to the 3 first skiers crossing the finish line. Stage 4 3 January 2018, Oberstdorf, Germany Stage was cancelled due to the bad weather. Stage 5 4 January 2018, Oberstdorf, Germany Stage 5 bonus seconds Men: 2 intermediate sprints, bonus seconds to the 10 first skiers (15–12–10–8–6–5–4–3–2–1) past the intermediate points. Women: 1 intermediate sprint, bonus seconds to the 10 first skiers (15–12–10–8–6–5–4–3–2–1) past the intermediate point. Bonus seconds in finish: 15–10–5 to the 3 first skiers crossing the finish line. Stage 6 6 January 2018, Val di Fiemme, Italy Stage 6 bonus seconds Men: 2 intermediate sprints, bonus seconds to the 10 first skiers (15–12–10–8–6–5–4–3–2–1) past the intermediate points. Women: 1 intermediate sprint, bonus seconds to the 10 first skiers (15–12–10–8–6–5–4–3–2–1) past the intermediate point. Bonus seconds in finish: 15–10–5 to the 3 first skiers crossing the finish line. Stage 7 7 January 2018, Val di Fiemme, Italy The race for "Fastest of the Day" counts for 2017–18 FIS Cross-Country World Cup points. No bonus seconds were awarded on this stage. References Tour de Ski 2017 18 2017 in Swiss sport 2017 in cross-country skiing 2018 in German sport 2018 in Swiss sport 2018 in Italian sport 2018 in cross-country skiing December 2017 sports events in Europe January 2018 sports events in Europe