Marty Bystrom (5–4) || Steve Rogers (14–6) || Ron Reed (8) || 59,094 || 66–51 |- style="background:#fbb" | 118 || August 17 || @ Astros || 0–2 || Vern Ruhle (7–8) || Larry Christenson (7–8) || None || 19,725 || 66–52 |- style="background:#bfb" | 119 || August 18 || @ Astros || 5–3 (15) || Tug McGraw (2–2) || Mike LaCoss (4–5) || None || 18,449 || 67–52 |- style="background:#fbb" | 120 || August 19 || @ Astros || 6–7 (11) || Dave Smith (2–4) || Sid Monge (5–1) || None || 18,797 || 67–53 |- style="background:#bfb" | 121 || August 20 || @ Reds || 9–2 || Dick Ruthven (9–10) || Greg A. Harris (2–4) || None || 17,638 || 68–53 |- style="background:#fbb" | 122 || August 21 || @ Reds || 3–10 || Bob Shirley (5–9) || Marty Bystrom (5–5) || None || 24,099 || 68–54 |- style="background:#bfb" | 123 || August 22 || @ Reds || 8–2 || Larry Christenson (8–8) || Mario Soto (10–9) || None || 21,670 || 69–54 |- style="background:#fbb" | 124 || August 23 || @ Braves || 3–4 || Rick Camp (9–7) || Ron Reed (3–4) || None || 16,224 || 69–55 |- style="background:#fbb" | 125 || August 24 || @ Braves || 7–9 || Phil Niekro (12–3) || Steve Carlton (16–9) || Gene Garber (24) || 22,709 || 69–56 |- style="background:#bfb" | 126 || August 25 || @ Braves || 11–9 (10) || Ron Reed (4–4) || Gene Garber (6–7) || None || 23,955 || 70–56 |- style="background:#fbb" | 127 || August 27 || Reds || 1–8 || Mario Soto (11–9) || Larry Christenson (8–9) || None || 34,429 || 70–57 |- style="background:#bfb" | 128 || August 28 || Reds || 7–1 || Mike Krukow (12–7) || Frank Pastore (7–10) || None || 38,333 || 71–57 |- style="background:#bfb" | 129 || August 29 || Reds || 3–1 || Steve Carlton (17–9) || Bruce Berenyi (8–14) || None || 39,237 || 72–57 |- style="background:#bfb" | 130 || August 30 (1) || Braves || 6–1 || Dick Ruthven (10–10) || Pascual Pérez (0–3) || None || see 2nd game || 73–57 |- style="background:#fbb" | 131 || August 30 (2) || Braves || 9–11 (12) || Steve Bedrosian (7–6) || Tug McGraw (2–3) || Donnie Moore (1) || 43,854 || 73–58 |- style="background:#fbb" | 132 || August 31 || Braves || 0–3 || Tommy