Kammala jumla mai zuwa: Kafin kakar 2017/18 Blackhawks sun bayyana cewa Marian Hossa zai rasa dukkan kakar 2017/18 saboda ciwon fata mai ci gaba. Kungiyar ta yi manyan kasuwanci guda biyu kafin
2017 NHL Entry Draft; tsohon mai tsaron gida Niklas Hjalmarsson an yi mu'amala da shi zuwa Arizona Coyotes a musayar Connor Murphy da Laurent Dauphin, yayin da aka yi musayar Artemi Panarin zuwa Columbus Blue Jackets don sake samun Brandon Saad a cikin yarjejeniyar 'yan wasa hudu. Dukansu Hjalmarsson da Hossa sun kasance manyan membobin kungiyar Blackhawks wadanda suka lashe kofunan Stanley guda uku a 2010, 2013 da 2015. Kungiyar ta kuma yi musayar goaltender Scott Darling zuwa Carolina Hurricanes da kuma Marcus Kruger zuwa Vegas Golden Knights, yayin da kuma suka rasa masu kare Trevor van Riemsdyk zuwa Golden Knights a cikin 2017 NHL Expansion Draft da Brian Campbell, wanda ya yi ritaya. Blackhawks sun sami yan wasan gefe Patrick Sharp, Tommy Wingels da Lance Bouma a cikin 'yanci kyauta.