| Venue: | Ruka, Finland |
| 2017 Nordic Opening | |
| Series: | 2017–18 FIS Cross-Country World Cup |
| Date: | 24–26 November |
| Stages: | 3: Sprint 10/15 km C 10/15 km Pursuit |
| Menfirst: | Johannes Høsflot Klæbo |
| Menfirst Nat: | NOR |
| Mensecond: | Martin Johnsrud Sundby |
| Mensecond Nat: | NOR |
| Menthird: | Alexander Bolshunov |
| Menthird Nat: | RUS |
| Womenfirst: | Charlotte Kalla |
| Womenfirst Nat: | SWE |
| Womensecond: | Marit Bjørgen |
| Womensecond Nat: | NOR |
| Womenthird: | Ragnhild Haga |
| Womenthird Nat: | NOR |
| Previous: | 2016 |
| Next: | 2018 |
The 2017 Nordic Opening or the sixth Ruka Triple was the 8th edition of the Nordic Opening, an annual cross-country skiing mini-tour event. The three-day event was the first competition round of the 2017–18 FIS Cross-Country World Cup.
The winners of the overall standings were awarded 200 World Cup points and the winners of each of the three stages were awarded 50 World Cup points.
A total of 350 points was possible to achieve if one athlete won all three stages and the overall standings.
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| Stage | Men | Women | |||
|---|---|---|---|---|---|
| Winner | Overall standings | Winner | Overall standings | ||
| 1 | Johannes Høsflot Klæbo | Johannes Høsflot Klæbo | Stina Nilsson | Sadie Bjornsen | |
| 2 | Johannes Høsflot Klæbo | Marit Bjørgen | Charlotte Kalla | ||
| 3 | Maurice Manificat | Ragnhild Haga | |||
| Final | Johannes Høsflot Klæbo | Final | Charlotte Kalla | ||