July 31, 2009, waxaa lagu wareejiyay kooxda New York Yankees si uu ugu soo wareejiyo Chase Weems oo ah laacibka kooxda yar yar. Bishii Agoosto 1, 2009, Hairston wuxuu helay hitkiisii ugu horreeyay iyo RBI sida Yankee. Bishii Oktoobar 17, 2009, wuxuu helay xirfadiisa ugu horeysay ee xilli ciyaareedka xilli ciyaareedkii ugu horreeyay ee xirfadiisa ka dib markii uu ku soo biiray ciyaaryahanka ugu horreeya ee xilli ciyaareedka xilli ciyaareedka ka dibna wuxuu soo afjaray 13-kii kulan ee ALCS
Ciyaarta 2aad waxaa gool dhaliyay khaladka Maicer Izturis oo ka tirsan kooxda Angels. Tani waxay siisay Yankees faa'iido 2<unk>0 ah oo ku socota ciyaarta saddexaad ee taxanaha. Wuxuu dhaliyay 1 hit 6 kulan oo uu u ciyaaray Yankees tartankii World Series 2009. Qeybtii xilli ciyaareedkiisa ee Yanks, wuxuu garaacay.237 oo leh 2 homeruns iyo 12 RBIs 45 ciyaarood.