| 1971-04-07 | @ OAK | 1 | W 6-5 | 2-0 | 1 | 0 | Tommy John | Catfish Hunter | Tommy John | Catfish Hunter | Vicente Romo | 6 | 5 | 1 |
| 1971-04-07 | @ OAK | 2 | W 12-4 | 2-0 | 1 | 23,838 | Bart Johnson | Rollie Fingers | Bart Johnson | Jim Panther | | 18 | 9 | 9 |
| 1971-04-09 | vs MIN | 3 | W 3-2 | 3-0 | 1 | 43,253 | Tom Bradley | Tom Hall | Vicente Romo | Ron Perranoski | | 21 | 11 | 10 |
| 1971-04-10 | vs MIN | 4 | L 3-5 | 3-1 | 1 | 12,499 | Tommy John | Jim Perry | Jim Perry | Tommy John | Stan Williams | 24 | 16 | 8 |
| 1971-04-11 | vs MIN | 5 | L 0-6 | 3-2 | 2 | 10,548 | Bart Johnson | Jim Kaat | Jim Kaat | Bart Johnson | | 24 | 22 | 2 |
| 1971-04-12 | vs CAL | 6 | L 2-3 | 3-3 | 3 | 8,356 | Wilbur Wood | Rudy May | Eddie Fisher | Wilbur Wood | Mel Queen | 26 | 25 | 1 |
| 1971-04-13 | vs CAL | 7 | L 1-3 | 3-4 | 5 | 2,693 | Tom Bradley | Andy Messersmith | Dave LaRoche | Vicente Romo | | 27 | 28 | -1 |
| 1971-04-14 | vs MIL | 8 | L 0-2 | 3-5 | 6 | 4,336 | Tommy John | Jim Slaton | Jim Slaton | Tommy John | Ken Sanders | 27 | 30 | -3 |
| 1971-04-15 | vs MIL | 9 | L 1-4 | 3-6 | 6 | 5,302 | Bart Johnson | Skip Lockwood | Skip Lockwood | Bart Johnson | | 28 | 34 | -6 |
| 1971-04-16 | vs OAK | 10 | L 4-5 | 3-7 | 6 | 15,808 | Wilbur Wood | Rob Gardner | Paul Lindblad | Don Eddy | Bob Locker | 32 | 39 | -7 |
| 1971-04-17 | vs OAK | 11 | W 4-0 | 4-7 | 5 | 5,357 | Tom Bradley | Rollie Fingers | Tom Bradley | Rollie Fingers | | 36 | 39 | -3 |
| 1971-04-18 | vs OAK | 12 | L 2-11 | 4-9 | 6 | 0 | Tommy John | Vida Blue | Vida Blue | Tommy John | | 38 | 50 | -12 |
| 1971-04-18 | vs OAK | 13 | L 1-6 | 4-9 | 6 | 18,540 | Terry Forster | Diego Segui | Diego Segui | Terry Forster | | 39 | 56 | -17 |
| 1971-04-20 | @ MIL | 14 | W 7-1 | 5-9 | 6 | 3,907 | Bart Johnson | Skip Lockwood | Bart Johnson | Skip Lockwood | | 46 | 57 | -11 |
| 1971-04-22 | @ MIL | 15 | W 4-2 | 6-9 | 5 | 3,127 | Tom Bradley | Marty Pattin | Tom Bradley | Marty Pattin | Wilbur Wood | 50 | 59 | -9 |
| 1971-04-23 | @ BOS | 16 | L 1-7 | 6-10 | 6 | 12,261 | Tommy John | Sonny Siebert | Sonny Siebert | Tommy John | | 51 | 66 | -15 |
| 1971-04-24 | @ BOS | 17 | L 2-4 | 6-11 | 6 | 17,386 | Bart Johnson | Mike Nagy | Mike Nagy | Vicente Romo | Ken Tatum | 53 | 70 | -17 |
| 1971-04-25 | @ BOS | 18 | L 4-5 | 6-12 | 6 | 13,112 | Wilbur Wood | Gary Peters | Sparky Lyle | Don Eddy | Ken Tatum | 57 | 75 | -18 |
| 1971-04-27 | @ NYA | 19 | L 5-6 | 6-13 | 6 | 7,009 | Tommy John | Mel Stottlemyre | Lindy McDaniel | Terry Forster | | 62 | 81 | -19 |
| 1971-04-29 | @ WS2 | 20 | W 5-4 | 7-13 | 6 | 3,681 | Tom Bradley | Dick Bosman | Tom Bradley | Darold Knowles | Steve Kealey | 67 | 85 | -18 |
| 1971-04-30 | @ WS2 | 21 | W 8-1 | 8-13 | 6 | 6,502 | Bart Johnson | Gerry Janeski | Bart Johnson | Gerry Janeski | | 75 | 86 | -11 |
| 1971-05-01 | @ WS2 | 22 | W 5-3 | 9-13 | 6 | 12,073 | Tommy John | Denny McLain | Tommy John | Denny McLain | Terry Forster | 80 | 89 | -9 |
| 1971-05-02 | @ WS2 | 23 | W 3-1 | 10-13 | 4 | 8,684 | Wilbur Wood | Casey Cox | Wilbur Wood | Darold Knowles | Vicente Romo | 83 | 90 | -7 |
| 1971-05-04 | vs BOS | 24 | L 3-4 | 10-14 | 6 | 4,998 | Tom Bradley | Mike Nagy | Bill Lee | Tom Bradley | Sparky Lyle | 86 | 94 | -8 |
| 1971-05-06 | vs BOS | 25 | L 1-10 | 10-15 | 6 | 511 | Bart Johnson | Gary Peters | Gary Peters | Bart Johnson | | 87 | 104 | -17 |
| 1971-05-07 | vs NYA | 26 | L 3-4 | 10-16 | 6 | 12,101 | Tommy John | Fritz Peterson | Fritz Peterson | Tommy John | Lindy McDaniel | 90 | 108 | -18 |
| 1971-05-08 | vs NYA | 27 | L 1-2 | 10-17 | 6 | 10,477 | Tom Bradley | Steve Kline | Steve Kline | Joe Horlen | | 91 | 110 | -19 |
| 1971-05-09 | vs NYA | 28 | L 1-6 | 10-18 | 6 | 10,401 | Wilbur Wood | Mike Kekich | Mike Kekich | Wilbur Wood | Jack Aker | 92 | 116 | -24 |
| 1971-05-12 | vs WS2 | 29 | W 5-0 | 12-18 | 6 | 0 | Tom Bradley | Dick Bosman | Tom Bradley | Dick Bosman | | 97 | 116 | -19 |
| 1971-05-12 | vs WS2 | 30 | W 9-5 | 12-18 | 6 | 7,333 | Bart Johnson | Casey Cox | Steve Kealey | Joe Grzenda | Joe Horlen | 106 | 121 | -15 |
| 1971-05-14 | @ MIN | 31 | L 3-4 | 12-19 | 6 | 8,322 | Wilbur Wood | Jim Kaat | Ray Corbin | Steve Kealey | | 109 | 125 | -16 |
| 1971-05-15 | @ MIN | 32 | W 8-2 | 13-19 | 6 | 9,874 | Bart Johnson | Jim Perry | Bart Johnson | Jim Perry | Joe Horlen | 117 | 127 | -10 |
| 1971-05-16 | @ MIN | 33 | L 2-6 | 13-20 | 6 | 10,878 | Tom Bradley | Pete Hamm | Pete Hamm | Tom Bradley | Ray Corbin | 119 | 133 | -14 |
| 1971-05-19 | @ KCA | 34 | L 0-2 | 13-21 | 6 | 7,015 | Bart Johnson | Mike Hedlund | Mike Hedlund | Bart Johnson | Ted Abernathy | 119 | 135 | -16 |
| 1971-05-21 | @ CAL | 35 | W 3-0 | 14-21 | 5 | 10,018 | Tom Bradley | Rudy May | Tom Bradley | Rudy May | | 122 | 135 | -13 |
| 1971-05-22 | @ CAL | 36 | W 13-0 | 15-21 | 5 | 11,279 | Wilbur Wood | Tom Murphy | Wilbur Wood | Tom Murphy | | 135 | 135 | 0 |
| 1971-05-23 | @ CAL | 37 | L 5-10 | 15-22 | 6 | 10,252 | Bart Johnson | Andy Messersmith | Andy Messersmith | Bart Johnson | Eddie Fisher | 140 | 145 | -5 |
| 1971-05-25 | vs KCA | 38 | L 3-8 | 15-23 | 6 | 2,241 | Tom Bradley | Dick Drago | Jim York | Tom Bradley | Ted Abernathy | 143 | 153 | -10 |
| 1971-05-26 | vs KCA | 39 | W 7-2 | 16-23 | 5 | 2,605 | Wilbur Wood | Mike Hedlund | Wilbur Wood | Mike Hedlund | | 150 | 155 | -5 |
| 1971-05-28 | vs CLE | 40 | L 0-4 | 16-24 | 6 | 10,005 | Bart Johnson | Sam McDowell | Sam McDowell | Bart Johnson | | 150 | 159 | -9 |
| 1971-05-29 | vs CLE | 41 | L 1-2 | 16-25 | 6 | 10,231 | Tom Bradley | Ray Lamb | Ray Lamb | Tom Bradley | | 151 | 161 | -10 |
| 1971-05-30 | vs CLE | 42 | W 3-2 | 17-25 | 6 | 12,295 | Wilbur Wood | Alan Foster | Terry Forster | Phil Hennigan | | 154 | 163 | -9 |
| 1971-05-31 | vs BAL | 43 | W 1-0 | 18-26 | 6 | 0 | Tommy John | Jim Palmer | Tommy John | Jim Palmer | | 155 | 163 | -8 |
| 1971-05-31 | vs BAL | 44 | L 3-11 | 18-26 | 6 | 19,588 | Joe Horlen | Dave McNally | Dave McNally | Joe Horlen | Tom Dukes | 158 | 174 | -16 |
| 1971-06-02 | vs BAL | 45 | L 2-3 | 18-27 | 6 | 9,547 | Tom Bradley | Pat Dobson | Dick Hall | Vicente Romo | Tom Dukes | 160 | 177 | -17 |
| 1971-06-04 | vs DET | 46 | W 3-2 | 19-27 | 6 | 17,168 | Wilbur Wood | Mickey Lolich | Wilbur Wood | Mickey Lolich | | 163 | 179 | -16 |
| 1971-06-05 | vs DET | 47 | L 3-7 | 19-28 | 6 | 23,075 | Tommy John | Les Cain | Les Cain | Tommy John | Fred Scherman | 166 | 186 | -20 |
| 1971-06-06 | vs DET | 48 | W 8-2 | 20-28 | 5 | 25,356 | Tom Bradley | Joe Coleman | Tom Bradley | Joe Coleman | Steve Kealey | 174 | 188 | -14 |
| 1971-06-08 | @ CLE | 49 | L 3-5 | 20-29 | 5 | 3,238 | Wilbur Wood | Sam McDowell | Sam McDowell | Wilbur Wood | | 177 | 193 | -16 |
| 1971-06-09 | @ CLE | 50 | L 1-3 | 20-30 | 5 | 3,951 | Tommy John | Alan Foster | Alan Foster | Tommy John | Ed Farmer | 178 | 196 | -18 |
| 1971-06-10 | @ CLE | 51 | L 0-9 | 20-31 | 5 | 4,265 | Tom Bradley | Ray Lamb | Ray Lamb | Tom Bradley | | 178 | 205 | -27 |
| 1971-06-11 | @ BAL | 52 | L 5-8 | 20-32 | 5 | 15,959 | Joe Horlen | Dave McNally | Dave McNally | Joe Horlen | Pete Richert | 183 | 213 | -30 |
| 1971-06-12 | @ BAL | 53 | W 7-3 | 21-32 | 5 | 21,586 | Wilbur Wood | Pat Dobson | Wilbur Wood | Pat Dobson | Vicente Romo | 190 | 216 | -26 |
| 1971-06-13 | @ BAL | 54 | L 1-2 | 21-33 | 5 | 14,418 | Tommy John | Mike Cuellar | Mike Cuellar | Tommy John | | 191 | 218 | -27 |
| 1971-06-14 | @ DET | 55 | L 3-4 | 21-34 | 5 | 25,495 | Tom Bradley | Joe Coleman | Fred Scherman | Vicente Romo | | 194 | 222 | -28 |
| 1971-06-15 | @ DET | 56 | W 6-1 | 22-34 | 5 | 18,143 | Joe Horlen | Mike Kilkenny | Joe Horlen | Mike Kilkenny | | 200 | 223 | -23 |
| 1971-06-16 | @ DET | 57 | L 5-6 | 22-35 | 5 | 18,799 | Terry Forster | Mickey Lolich | Mickey Lolich | Vicente Romo | Fred Scherman | 205 | 229 | -24 |
| 1971-06-17 | @ MIN | 58 | L 6-7 | 22-36 | 6 | 11,072 | Tommy John | Ray Corbin | Ron Perranoski | Joe Horlen | | 211 | 236 | -25 |
| 1971-06-18 | @ MIN | 59 | L 3-4 | 22-37 | 6 | 12,781 | Tom Bradley | Jim Perry | Jim Perry | Tom Bradley | Ron Perranoski | 214 | 240 | -26 |
| 1971-06-19 | @ MIN | 60 | L 1-2 | 22-38 | 6 | 11,862 | Wilbur Wood | Bert Blyleven | Stan Williams | Terry Forster | | 215 | 242 | -27 |
| 1971-06-20 | @ MIN | 61 | W 18-8 | 23-38 | 5 | 15,809 | Joe Horlen | Jim Kaat | Joe Horlen | Jim Kaat | Steve Kealey | 233 | 250 | -17 |
| 1971-06-21 | vs KCA | 62 | W 5-1 | 24-38 | 5 | 7,821 | Tommy John | Jim Rooker | Tommy John | Jim Rooker | | 238 | 251 | -13 |
| 1971-06-22 | vs KCA | 63 | W 11-6 | 25-38 | 5 | 9,105 | Tom Bradley | Dick Drago | Tom Bradley | Dick Drago | Bart Johnson | 249 | 257 | -8 |
| 1971-06-23 | vs KCA | 64 | W 12-3 | 26-38 | 5 | 5,910 | Wilbur Wood | Paul Splittorff | Wilbur Wood | Paul Splittorff | | 261 | 260 | 1 |
| 1971-06-25 | vs CAL | 65 | W 2-0 | 27-38 | 5 | 15,513 | Tommy John | Tom Murphy | Tommy John | Tom Murphy | Bart Johnson | 263 | 260 | 3 |
| 1971-06-26 | vs CAL | 66 | W 4-3 | 28-38 | 5 | 8,001 | Tom Bradley | Rudy May | Terry Forster | Eddie Fisher | | 267 | 263 | 4 |
| 1971-06-27 | vs CAL | 67 | L 1-2 | 28-40 | 6 | 0 | Wilbur Wood | Andy Messersmith | Andy Messersmith | Wilbur Wood | Dave LaRoche | 268 | 265 | 3 |
| 1971-06-27 | vs CAL | 68 | L 3-12 | 28-40 | 6 | 23,190 | Joe Horlen | Rickey Clark | Rickey Clark | Joe Horlen | Eddie Fisher | 271 | 277 | -6 |
| 1971-06-28 | @ MIL | 69 | L 4-7 | 28-41 | 6 | 7,140 | Vicente Romo | Jim Hannan | Jim Hannan | Vicente Romo | Ken Sanders | 275 | 284 | -9 |
| 1971-06-29 | @ MIL | 70 | L 2-5 | 28-42 | 6 | 8,460 | Tommy John | Jim Slaton | Jim Slaton | Tommy John | Ken Sanders | 277 | 289 | -12 |
| 1971-06-30 | @ MIL | 71 | W 8-5 | 30-42 | 6 | 0 | Tom Bradley | Skip Lockwood | Tom Bradley | John Morris | Bart Johnson | 285 | 294 | -9 |
| 1971-06-30 | @ MIL | 72 | W 8-3 | 30-42 | 6 | 15,224 | Wilbur Wood | Marcelino Lopez | Wilbur Wood | Lew Krausse | | 293 | 297 | -4 |
| 1971-07-01 | @ MIL | 73 | W 6-4 | 31-42 | 5 | 6,744 | Joe Horlen | Marty Pattin | Joe Horlen | Marty Pattin | Bart Johnson | 299 | 301 | -2 |
| 1971-07-02 | @ KCA | 74 | W 2-1 | 32-42 | 5 | 11,050 | Jim Magnuson | Bill Butler | Jim Magnuson | Bill Butler | Bart Johnson | 301 | 302 | -1 |
| 1971-07-03 | @ KCA | 75 | W 1-0 | 33-42 | 4 | 11,520 | Tommy John | Paul Splittorff | Tommy John | Paul Splittorff | | 302 | 302 | 0 |
| 1971-07-04 | @ KCA | 76 | W 1-0 | 34-42 | 4 | 12,146 | Wilbur Wood | Mike Hedlund | Wilbur Wood | Mike Hedlund | | 303 | 302 | 1 |
| 1971-07-05 | @ KCA | 77 | L 1-6 | 34-44 | 4 | 0 | Tom Bradley | Bruce Dal Canton | Bruce Dal Canton | Tom Bradley | Tom Burgmeier | 304 | 308 | -4 |
| 1971-07-05 | @ KCA | 78 | L 0-1 | 34-44 | 4 | 13,296 | Joe Horlen | Jim Rooker | Jim Rooker | Joe Horlen | | 304 | 309 | -5 |
| 1971-07-06 | vs OAK | 79 | L 4-9 | 34-45 | 5 | 11,936 | Jim Magnuson | Diego Segui | Diego Segui | Jim Magnuson | Bob Locker | 308 | 318 | -10 |
| 1971-07-07 | vs OAK | 80 | W 2-1 | 35-45 | 5 | 12,043 | Tommy John | Blue Moon Odom | Tommy John | Blue Moon Odom | Bart Johnson | 310 | 319 | -9 |
| 1971-07-08 | vs OAK | 81 | L 2-4 | 35-46 | 6 | 10,178 | Wilbur Wood | Chuck Dobson | Chuck Dobson | Wilbur Wood | | 312 | 323 | -11 |
| 1971-07-09 | vs MIL | 82 | W 4-1 | 36-46 | 5 | 13,917 | Joe Horlen | Jim Slaton | Joe Horlen | Jim Slaton | | 316 | 324 | -8 |
| 1971-07-10 | vs MIL | 83 | W 4-3 | 37-46 | 5 | 6,969 | Tom Bradley | Skip Lockwood | Bart Johnson | Ken Sanders | | 320 | 327 | -7 |
| 1971-07-11 | vs MIL | 84 | L 0-1 | 38-47 | 5 | 0 | Tommy John | Marty Pattin | Marty Pattin | Tommy John | John Morris | 320 | 328 | -8 |
| 1971-07-11 | vs MIL | 85 | W 1-0 | 38-47 | 5 | 24,022 | Wilbur Wood | Bill Parsons | Wilbur Wood | Bill Parsons | | 321 | 328 | -7 |
| 1971-07-15 | @ WS2 | 86 | L 3-8 | 38-48 | 5 | 7,526 | Wilbur Wood | Dick Bosman | Dick Bosman | Wilbur Wood | Casey Cox | 324 | 336 | -12 |
| 1971-07-16 | @ WS2 | 87 | W 2-0 | 39-48 | 5 | 6,671 | Tommy John | Pete Broberg | Tommy John | Pete Broberg | | 326 | 336 | -10 |
| 1971-07-17 | @ NYA | 88 | L 2-4 | 39-49 | 5 | 8,614 | Joe Horlen | Steve Kline | Steve Kline | Joe Horlen | | 328 | 340 | -12 |
| 1971-07-18 | @ NYA | 89 | L 2-3 | 39-51 | 5 | 0 | Wilbur Wood | Fritz Peterson | Fritz Peterson | Wilbur Wood | | 330 | 343 | -13 |
| 1971-07-18 | @ NYA | 90 | L 1-6 | 39-51 | 5 | 35,004 | Tom Bradley | Mike Kekich | Mike Kekich | Tom Bradley | | 331 | 349 | -18 |
| 1971-07-19 | @ NYA | 91 | W 8-3 | 41-51 | 5 | 0 | Jim Magnuson | Mel Stottlemyre | Rich Hinton | Mel Stottlemyre | Bart Johnson | 339 | 352 | -13 |
| 1971-07-19 | @ NYA | 92 | W 3-1 | 41-51 | 5 | 10,231 | Tommy John | Jim Hardin | Tommy John | Jim Hardin | | 342 | 353 | -11 |
| 1971-07-20 | @ BOS | 93 | L 4-5 | 41-52 | 5 | 23,373 | Steve Kealey | Luis Tiant | Bobby Bolin | Tom Bradley | | 346 | 358 | -12 |
| 1971-07-21 | @ BOS | 94 | L 1-6 | 41-53 | 5 | 24,946 | Joe Horlen | Sonny Siebert | Sonny Siebert | Joe Horlen | | 347 | 364 | -17 |
| 1971-07-22 | @ BOS | 95 | W 4-2 | 42-53 | 5 | 28,268 | Wilbur Wood | Jim Lonborg | Wilbur Wood | Jim Lonborg | Bart Johnson | 351 | 366 | -15 |
| 1971-07-24 | vs WS2 | 96 | W 6-5 | 43-54 | 4 | 0 | Tommy John | Bill Gogolewski | Bart Johnson | Joe Grzenda | | 357 | 371 | -14 |
| 1971-07-24 | vs WS2 | 97 | L 3-5 | 43-54 | 4 | 10,397 | Tom Bradley | Mike Thompson | Paul Lindblad | Rich Hinton | | 360 | 376 | -16 |
| 1971-07-25 | vs WS2 | 98 | W 5-1 | 45-54 | 4 | 0 | Wilbur Wood | Dick Bosman | Wilbur Wood | Dick Bosman | | 365 | 377 | -12 |
| 1971-07-25 | vs WS2 | 99 | W 9-6 | 45-54 | 4 | 24,318 | Joe Horlen | Jackie Brown | Joe Horlen | Jackie Brown | Bart Johnson | 374 | 383 | -9 |
| 1971-07-27 | vs NYA | 100 | W 9-6 | 46-54 | 4 | 13,346 | Tommy John | Mel Stottlemyre | Rich Hinton | Roger Hambright | | 383 | 389 | -6 |
| 1971-07-28 | vs NYA | 101 | W 5-4 | 47-54 | 4 | 10,217 | Wilbur Wood | Fritz Peterson | Wilbur Wood | Lindy McDaniel | | 388 | 393 | -5 |
| 1971-07-29 | vs NYA | 102 | W 4-0 | 48-54 | 4 | 10,124 | Tom Bradley | Mike Kekich | Tom Bradley | Mike Kekich | | 392 | 393 | -1 |
| 1971-07-30 | vs BOS | 103 | W 5-1 | 49-54 | 4 | 19,693 | Joe Horlen | Sonny Siebert | Joe Horlen | Sonny Siebert | | 397 | 394 | 3 |
| 1971-07-31 | vs BOS | 104 | L 0-6 | 49-55 | 4 | 9,618 | Tommy John | Jim Lonborg | Jim Lonborg | Tommy John | | 397 | 400 | -3 |
| 1971-08-01 | vs BOS | 105 | L 1-5 | 49-57 | 4 | 0 | Wilbur Wood | Ray Culp | Ray Culp | Wilbur Wood | | 398 | 405 | -7 |
| 1971-08-01 | vs BOS | 106 | L 1-6 | 49-57 | 4 | 19,354 | Vicente Romo | Gary Peters | Gary Peters | Vicente Romo | | 399 | 411 | -12 |
| 1971-08-02 | vs MIN | 107 | W 7-5 | 50-57 | 4 | 8,852 | Tom Bradley | Jim Perry | Tom Bradley | Jim Perry | Bart Johnson | 406 | 416 | -10 |
| 1971-08-03 | vs MIN | 108 | L 3-4 | 50-58 | 4 | 10,284 | Joe Horlen | Jim Kaat | Stan Williams | Bart Johnson | | 409 | 420 | -11 |
| 1971-08-04 | @ CAL | 109 | W 10-3 | 51-58 | 4 | 8,443 | Tommy John | Andy Messersmith | Tommy John | Andy Messersmith | | 419 | 423 | -4 |
| 1971-08-05 | @ CAL | 110 | W 1-0 | 52-58 | 3 | 7,457 | Wilbur Wood | Clyde Wright | Wilbur Wood | Clyde Wright | | 420 | 423 | -3 |
| 1971-08-06 | @ OAK | 111 | W 7-0 | 53-58 | 3 | 7,357 | Tom Bradley | Blue Moon Odom | Tom Bradley | Blue Moon Odom | | 427 | 423 | 4 |
| 1971-08-07 | @ OAK | 112 | L 0-1 | 53-59 | 3 | 17,751 | Joe Horlen | Vida Blue | Vida Blue | Joe Horlen | | 427 | 424 | 3 |
| 1971-08-08 | @ OAK | 113 | W 9-7 | 55-59 | 3 | 0 | Tommy John | Chuck Dobson | Steve Kealey | Chuck Dobson | Bart Johnson | 436 | 431 | 5 |
| 1971-08-08 | @ OAK | 114 | W 3-1 | 55-59 | 3 | 12,110 | Wilbur Wood | Diego Segui | Wilbur Wood | Diego Segui | | 439 | 432 | 7 |
| 1971-08-10 | vs CLE | 115 | L 1-4 | 55-60 | 3 | 17,337 | Tom Bradley | Sam McDowell | Sam McDowell | Tom Bradley | Phil Hennigan | 440 | 436 | 4 |
| 1971-08-11 | vs CLE | 116 | L 2-3 | 55-61 | 3 | 8,826 | Joe Horlen | Ray Lamb | Ed Farmer | Rich Hinton | | 442 | 439 | 3 |
| 1971-08-12 | vs CLE | 117 | L 2-6 | 55-62 | 3 | 8,836 | Wilbur Wood | Mike Paul | Alan Foster | Wilbur Wood | | 444 | 445 | -1 |
| 1971-08-13 | vs BAL | 118 | L 1-12 | 55-63 | 3 | 28,977 | Tommy John | Dave McNally | Dave McNally | Tommy John | Dave Leonhard | 445 | 457 | -12 |
| 1971-08-14 | vs BAL | 119 | W 2-0 | 56-63 | 3 | 10,148 | Tom Bradley | Mike Cuellar | Tom Bradley | Mike Cuellar | Bart Johnson | 447 | 457 | -10 |
| 1971-08-15 | vs BAL | 120 | W 2-1 | 57-63 | 3 | 18,246 | Wilbur Wood | Pat Dobson | Wilbur Wood | Pat Dobson | | 449 | 458 | -9 |
| 1971-08-17 | vs DET | 121 | W 6-5 | 59-63 | 3 | 0 | Tommy John | Mickey Lolich | Bart Johnson | Mickey Lolich | | 455 | 463 | -8 |
| 1971-08-17 | vs DET | 122 | W 4-1 | 59-63 | 3 | 17,887 | Joe Horlen | Les Cain | Joe Horlen | Les Cain | Tom Bradley | 459 | 464 | -5 |
| 1971-08-18 | vs DET | 123 | W 4-2 | 60-63 | 3 | 14,059 | Wilbur Wood | Joe Coleman | Wilbur Wood | Joe Coleman | | 463 | 466 | -3 |
| 1971-08-20 | @ CLE | 124 | W 9-1 | 61-63 | 3 | 7,256 | Tom Bradley | Vince Colbert | Tom Bradley | Vince Colbert | Bart Johnson | 472 | 467 | 5 |
| 1971-08-21 | @ CLE | 125 | L 4-9 | 61-64 | 3 | 11,078 | Tommy John | Ray Lamb | Ray Lamb | Tommy John | Ed Farmer | 476 | 476 | 0 |
| 1971-08-22 | @ CLE | 126 | W 5-3 | 62-64 | 3 | 5,124 | Wilbur Wood | Steve Dunning | Wilbur Wood | Steve Dunning | Bart Johnson | 481 | 479 | 2 |
| 1971-08-24 | @ BAL | 127 | L 0-1 | 62-65 | 3 | 13,164 | Tom Bradley | Mike Cuellar | Mike Cuellar | Tom Bradley | | 481 | 480 | 1 |
| 1971-08-25 | @ BAL | 128 | L 3-6 | 62-66 | 3 | 13,797 | Wilbur Wood | Pat Dobson | Pat Dobson | Wilbur Wood | | 484 | 486 | -2 |
| 1971-08-26 | @ BAL | 129 | L 7-8 | 62-67 | 3 | 13,600 | Joe Horlen | Jim Palmer | Dick Hall | Bart Johnson | | 491 | 494 | -3 |
| 1971-08-27 | @ DET | 130 | L 2-4 | 62-68 | 3 | 14,903 | Rich Hinton | Joe Coleman | Joe Coleman | Rich Hinton | | 493 | 498 | -5 |
| 1971-08-28 | @ DET | 131 | L 4-5 | 62-69 | 3 | 11,417 | Tom Bradley | Les Cain | Les Cain | Bart Johnson | Fred Scherman | 497 | 503 | -6 |
| 1971-08-29 | @ DET | 132 | W 6-2 | 63-69 | 3 | 20,822 | Wilbur Wood | Mickey Lolich | Wilbur Wood | Mickey Lolich | | 503 | 505 | -2 |
| 1971-08-31 | @ MIN | 133 | L 3-4 | 63-70 | 3 | 5,640 | Tom Bradley | Jim Kaat | Bob Gebhard | Bart Johnson | | 506 | 509 | -3 |
| 1971-09-01 | @ MIN | 134 | W 2-0 | 64-70 | 3 | 8,511 | Wilbur Wood | Bert Blyleven | Bart Johnson | Bob Gebhard | Vicente Romo | 508 | 509 | -1 |
| 1971-09-03 | vs KCA | 135 | L 1-3 | 64-72 | 3 | 0 | Tommy John | Dick Drago | Dick Drago | Tommy John | | 509 | 512 | -3 |
| 1971-09-03 | vs KCA | 136 | L 6-8 | 64-72 | 3 | 21,138 | Joe Horlen | Lance Clemons | Tom Burgmeier | Steve Kealey | Ted Abernathy | 515 | 520 | -5 |
| 1971-09-04 | vs KCA | 137 | L 1-3 | 64-73 | 3 | 21,092 | Tom Bradley | Al Fitzmorris | Al Fitzmorris | Tom Bradley | Ted Abernathy | 516 | 523 | -7 |
| 1971-09-05 | vs KCA | 138 | W 8-0 | 65-73 | 3 | 9,367 | Wilbur Wood | Paul Splittorff | Wilbur Wood | Paul Splittorff | | 524 | 523 | 1 |
| 1971-09-06 | vs MIN | 139 | W 6-3 | 66-74 | 3 | 0 | Bart Johnson | Tom Hall | Bart Johnson | Tom Hall | Steve Kealey | 530 | 526 | 4 |
| 1971-09-06 | vs MIN | 140 | L 3-10 | 66-74 | 3 | 16,197 | Rich Hinton | Pete Hamm | Pete Hamm | Rich Hinton | | 533 | 536 | -3 |
| 1971-09-07 | vs MIN | 141 | W 8-7 | 67-74 | 3 | 3,707 | Tommy John | Jim Perry | Tommy John | Jim Perry | Tom Bradley | 541 | 543 | -2 |
| 1971-09-08 | vs MIN | 142 | L 1-3 | 67-75 | 3 | 7,888 | Wilbur Wood | Jim Kaat | Jim Kaat | Wilbur Wood | | 542 | 546 | -4 |
| 1971-09-10 | @ KCA | 143 | L 1-6 | 67-76 | 4 | 7,158 | Tom Bradley | Paul Splittorff | Paul Splittorff | Tom Bradley | | 543 | 552 | -9 |
| 1971-09-11 | @ KCA | 144 | L 2-4 | 67-77 | 4 | 8,665 | Tommy John | Mike Hedlund | Mike Hedlund | Tommy John | Tom Burgmeier | 545 | 556 | -11 |
| 1971-09-12 | @ KCA | 145 | W 3-0 | 68-77 | 3 | 10,880 | Wilbur Wood | Dick Drago | Wilbur Wood | Dick Drago | | 548 | 556 | -8 |
| 1971-09-13 | @ MIL | 146 | W 6-3 | 69-77 | 3 | 4,417 | Bart Johnson | Jim Slaton | Bart Johnson | Jim Slaton | Steve Kealey | 554 | 559 | -5 |
| 1971-09-14 | @ MIL | 147 | L 4-5 | 69-78 | 3 | 4,676 | Tom Bradley | Bill Parsons | Bill Parsons | Tom Bradley | Ken Sanders | 558 | 564 | -6 |
| 1971-09-15 | vs OAK | 148 | L 2-3 | 70-79 | 3 | 0 | Wilbur Wood | Chuck Dobson | Mudcat Grant | Wilbur Wood | | 560 | 567 | -7 |
| 1971-09-15 | vs OAK | 149 | W 7-3 | 70-79 | 3 | 10,891 | Tommy John | Blue Moon Odom | Tommy John | Blue Moon Odom | | 567 | 570 | -3 |
| 1971-09-17 | vs CAL | 150 | W 9-4 | 71-79 | 3 | 8,149 | Bart Johnson | Rudy May | Bart Johnson | Rudy May | | 576 | 574 | 2 |
| 1971-09-18 | vs CAL | 151 | W 5-1 | 72-79 | 3 | 4,612 | Tom Bradley | Tom Murphy | Tom Bradley | Tom Murphy | | 581 | 575 | 6 |
| 1971-09-19 | vs CAL | 152 | L 0-2 | 72-80 | 3 | 3,854 | Wilbur Wood | Andy Messersmith | Andy Messersmith | Wilbur Wood | Dave LaRoche | 581 | 577 | 4 |
| 1971-09-21 | @ OAK | 153 | W 5-1 | 74-80 | 3 | 0 | Bart Johnson | Chuck Dobson | Bart Johnson | Chuck Dobson | Steve Kealey | 586 | 578 | 8 |
| 1971-09-21 | @ OAK | 154 | W 6-2 | 74-80 | 3 | 3,810 | Tommy John | Blue Moon Odom | Tommy John | Blue Moon Odom | Vicente Romo | 592 | 580 | 12 |
| 1971-09-22 | @ OAK | 155 | W 3-0 | 75-80 | 3 | 3,497 | Tom Bradley | Vida Blue | Tom Bradley | Jim Roland | | 595 | 580 | 15 |
| 1971-09-23 | @ CAL | 156 | W 5-0 | 76-80 | 3 | 5,234 | Wilbur Wood | Tom Murphy | Wilbur Wood | Tom Murphy | | 600 | 580 | 20 |
| 1971-09-24 | @ CAL | 157 | L 3-4 | 76-81 | 3 | 14,563 | Terry Forster | Andy Messersmith | Andy Messersmith | Stan Perzanowski | | 603 | 584 | 19 |
| 1971-09-25 | @ CAL | 158 | L 2-3 | 76-82 | 3 | 6,502 | Tommy John | Clyde Wright | Clyde Wright | Tommy John | Lloyd Allen | 605 | 587 | 18 |
| 1971-09-26 | @ CAL | 159 | W 6-5 | 77-82 | 3 | 6,319 | Wilbur Wood | Rudy May | Joe Horlen | Eddie Fisher | | 611 | 592 | 19 |
| 1971-09-28 | vs MIL | 160 | L 2-3 | 77-83 | 3 | 3,825 | Tom Bradley | Marty Pattin | Marty Pattin | Tom Bradley | Ken Sanders | 613 | 595 | 18 |
| 1971-09-29 | vs MIL | 161 | W 2-1 | 78-83 | 3 | 5,106 | Wilbur Wood | Jim Slaton | Wilbur Wood | Jim Slaton | | 615 | 596 | 19 |
| 1971-09-30 | vs MIL | 162 | W 2-1 | 79-83 | 3 | 2,814 | Jim Magnuson | Bill Parsons | Rich Hinton | Bill Parsons | Stan Perzanowski | 617 | 597 | 20 |