Pedzisa mutsara unotevera: Musi waJune 23, 2017, pa2017 NHL Entry Draft, Schenn akatengeswa neFlyers kuSt. Louis Blues mukutsinhana naJori Lehtera, 2017 yekutanga-kutenderera sarudzo (27th yakazara) uye mamiriro ezvinhu
Kusarudzwa kworutivi rwokutanga rwa2018. Mumwaka wake wokutanga neBlues, Schenn akaputika ndokuisa mabasa akakwirira mumapoinzi, anobatsira, uye zvinangwa. Akanyora rake rechitatu rebasa rake musi waZvita 5, 2017, mukukunda 4-3 pamusoro peMontreal Canadiens uye akatungamira Vatatu Nyeredzi dzeSvondo. Mwedzi wakatevera, Schenn akatumidzwa zita re2018 National Hockey League All-Star Game mushure mekurekodha mapoinzi makumi mana nemaviri mumitambo makumi matatu nemaviri. Akapedza mwaka aine 70 points mumitambo 82.