2017–18 Czech Extraliga season
| 2017–18 Czech Extraliga | |
|---|---|
| League | Czech Extraliga |
| Sport | Ice hockey |
| Number of teams | 14 |
| TV partner(s) | Czech Television |
| Regular Season | |
| Presidential Cup | HC Plzeň |
| Top scorer | Milan Gulaš (HC Plzeň) |
| Playoffs | |
| Finals | |
| Champions | HC Kometa Brno |
| Runners-up | HC Oceláři Třinec |
The 2017–18 Czech Extraliga season was the 25th season of the Czech Extraliga since its creation after the breakup of Czechoslovakia and the Czechoslovak First Ice Hockey League in 1993. Defending champions HC Kometa Brno won their second consecutive title and 13th national title in all, after beating HC Oceláři Třinec by 4 games to 1.