|- align="center" bgcolor="bbffbb" | 148 || September 11 || Phillies || 3–2 || Gallardo (16–10) || Worley (11–2) || Axford (42) || 42,388 || 86–62 |- align="center" bgcolor="bbffbb" | 149 || September 13 || Rockies || 2–1 (11) || Loe (4–7) || Lindstrom (2–2) || || 37,120 || 87–62 |- align="center" bgcolor="ffbbbb" | 150 || September 14 || Rockies || 6–2 || Millwood (3–2) || Marcum (12–7) || || 38,302 || 87–63 |- align="center" bgcolor="bbffbb" | 151 || September 16 || @ Reds || 6–3 || Wolf (13–9) || Arroyo (8–12) || Axford (43) || 32,506 || 88–63 |- align="center" bgcolor="bbffbb" | 152 || September 17 || @ Reds || 10–1 || Gallardo (17–10) || Vólquez (5–6) || || 39,766 || 89–63 |- align="center" bgcolor="bbffbb" | 153 || September 18 || @ Reds || 8–1 || Greinke (15–6) || Maloney (0–3) || || 37,845 || 90–63 |- align="center" bgcolor="ffbbbb" | 154 || September 19 || @ Cubs || 5–2 || Coleman (3–8) || Narveson (10–8) || || 35,076 || 90–64 |- align="center" bgcolor="bbffbb" | 155 || September 20 || @ Cubs || 5–1 || Marcum (13–7) || Wells (7–5) || || 36,571 || 91–64 |- align="center" bgcolor="ffbbbb" | 156 || September 21 || @ Cubs || 7–1 || Garza (9–10) || Wolf (13–10) || || 30,965 || 91–65 |- align="center" bgcolor="bbffbb" | 157 || September 23 || Marlins || 4–1 || Rodríguez (6–2) || Hensley (6–7) || Axford (44) || 44,584 || 92–65 |- align="center" bgcolor="bbffbb" | 158 || September 24 || Marlins || 6–4 || Hawkins (2–1) || Badenhop (2–3) || Axford (45) || 44,520 || 93–65 |- align="center" bgcolor="bbffbb" | 159 || September 25 || Marlins || 9–5 || Narveson (11–8) || Nolasco (10–12) || || 43,347 || 94–65 |- align="center" bgcolor="ffbbbb" | 160 || September 26 || Pirates || 9–8 || McCutchen (5–3) || Saito (4–2) || Hanrahan (40) || 41,222 || 94–66 |- align="center" bgcolor="bbffbb" | 161 || September 27 || Pirates || 6–4 || Hawkins (3–1) || Hughes (0–1)|| Axford (46) || 41,864 || 95–66 |- align="center" bgcolor="bbffbb" | 162 || September 28 || Pirates || 7–3 || Greinke (16–6) || Locke (0–3) || || 41,976 || 96–66 |- | Source: |- align="center" bgcolor="bbffbb" | 1 || October 1 || Diamondbacks || 4–1 || Gallardo (1–0) || Kennedy (0–1) || Axford (1) || 44,122 || 1–0 |- align="center" bgcolor="bbffbb" | 2 || October 2 ||