2017–18 National League (ice hockey) season
| 2017–18 National League season | |
|---|---|
| League | National League |
| Sport | Ice hockey |
| Duration | September 7, 2017 – March 5, 2018 |
| Number of games | 50 |
| Number of teams | 12 |
| Regular season | |
| Best record | SC Bern |
| Runners-up | EV Zug |
| Season MVP | Andrew Ebbett (SC Bern) |
| Top scorer | Dustin Jeffrey (Lausanne HC) |
| Playoffs | |
| Semi-Final champions | ZSC Lions |
| Semi-Final runners-up | SC Bern |
| Semi-Final champions | HC Lugano |
| Semi-Final runners-up | EHC Biel |
| Swiss champion NLA | |
| Champions | ZSC Lions |
| Runners-up | HC Lugano |
The 2017–18 National League season is the 80th season of Swiss professional ice hockey and the first season as the National League (NL). The change from National League A to National League was made at the end of the 2016–17 season.
ZSC Lions won their 9th NL title, defeating HC Lugano in game 7 of the finals. SC Bern won the regular season for the second consecutive year. EHC Kloten were relegated to the Swiss League, while SC Rapperswil-Jona Lakers won promotion to the NL for 2018–19.