The 2017–18 ECHL season is the 30th season of the ECHL. The regular season ran from October 13, 2017 to April 8, 2018, with the 2018 Kelly Cup playoffs following. Twenty-seven teams in 21 states and one Canadian province each played a 72-game schedule. The Kelly Cup was won by the Colorado Eagles, playing in their last season in the ECHL before joining the American Hockey League, in seven games over the regular season champions, the Florida Everblades.