Kammala jumla mai zuwa: A ranar 1 ga Oktoba, Buehler ya fara wasan NL West Tie-Breaker Game da Colorado Rockies. Ya karbi nasara, ya ba da nasara daya kawai kuma bai yarda da mai gudu ya ci gaba ba bayan na biyu. Har ila yau, ya sami aikinsa na farko na MLB wanda aka buga a cikin bayyanarsa ta 47. A cikin wasanni 24 don Dodgers (23 farawa da bayyanar taimako ɗaya) a cikin 2018, Buehler ya kasance 8<unk>5 tare da 2.62 ERA da 151 strikeouts. A cikin 2018 NLDS da Atlanta Braves, ya fara wasa daya kuma ya ba da gudummawa biyar a cikin wasanni biyar; a cikin 2018 NLCS da Milwaukee Brewers ya fara wasanni biyu, ya ba da gudummawa biyar a cikin wasanni; kuma ya jefa wasanni bakwai ba tare da nasara ba a wasan 3 na
Gasar cin Kofin Duniya ta 2018 da Boston Red Sox. Buehler ya gama na uku a cikin jefa kuri'a don Rookie na National League na Shekara, a bayan Atlanta Braves outfielder Ronald Acuña Jr. da Washington Nationals outfielder Juan Soto.