| Competition: | 2018 Skyrunner World Series |
| Competition1: | Sky Classic |
| Competition2: | Sky Extra (Sky Extreme / Sky Ultra) |
| Venues: | 18 venues |
| Individual: | 18 events |
| Jumpers: | --> |
| Previous: | 2017 |
The 2018 Skyrunner World Series was the 17th edition of the global skyrunning competition, Skyrunner World Series, organised by the International Skyrunning Federation from 2002.[1]
In this edition, compared with 2017, the Sky Extreme and Sky Ultra races have been unified in a single category called Sky Extra. The calendar was announced by ISF in October 2017.[2]
| Date | Race | Distance | Vertical climb | Venue | ||
|---|---|---|---|---|---|---|
| 1 | 30 April | 29 km | +2,345m |  Yading, China | ||
| 2 | 27 May | 42 km | +2,736m |  Zegama, Spain | ||
| 3 | 16 June | 34 km | +2,500m |  Livigno, Italy | ||
| 4 | 23 June | 44 km | +3,200m | Dion, Greece | ||
| 5 | 1 July | 42 km | +3,200m | Barruera, Spain | ||
| 6 | 22 July | 22 km | +1,750m | Canazei, Italy | ||
| 7 | 29 July | 21 km | +2,280m |  Arinsal, Andorra | ||
| 8 | 25 August | 49 km | +3,600m | Zermatt, Switzerland | ||
| 9 | 1 September | 28 km | +2,375m |  Big Sky Resort, United States | ||
| 10 | 13 October | 29 km | +2,500m | Limone sul Garda, Italy |
| Date | Race | Distance | Vertical climb | Venue | ||
|---|---|---|---|---|---|---|
| 1 | 12 May | 75 km | +4,350m | La Palma, Spain | ||
| 2 | 2 June | 55 km | +4,000m | Madeira Island, Portugal | ||
| 3 | 7 July | 70 km | +5,400m |  Val d’Isère, France | ||
| 4 | 4 August | 50 km | +4,600m |  Tromsø, Norway | ||
| 5 | 26 August | 52 km | +4,200m | Val Masino, Italy | ||
| 6 | 16 September | 55 km | +4,750m |  Kinlochleven, UK | ||
| 7 | 29 September | 110 km | +6,800m | Bagà, Spain | ||
| 8 | 6 October | 66 km | +4,200m | Bansko, Bulgaria |