| 1979-04-06 | @ SLN | 1 | L 1-8 | 0-1 | 5 | 40,526 | Steve Carlton | John Denny | John Denny | Steve Carlton | | 1 | 8 | -7 |
| 1979-04-07 | @ SLN | 2 | L 2-3 | 0-2 | 6 | 15,294 | Randy Lerch | Pete Vuckovich | Pete Vuckovich | Ron Reed | | 3 | 11 | -8 |
| 1979-04-08 | @ SLN | 3 | L 2-2 | 0-3 | 6 | 20,055 | Nino Espinosa | Bob Forsch | | | | 5 | 13 | -8 |
| 1979-04-10 | vs PIT | 4 | W 7-3 | 1-3 | 4 | 48,235 | Dick Ruthven | John Candelaria | Dick Ruthven | Enrique Romo | | 12 | 16 | -4 |
| 1979-04-11 | vs PIT | 5 | W 5-4 | 2-3 | 4 | 26,281 | Steve Carlton | Bert Blyleven | Steve Carlton | Bert Blyleven | | 17 | 20 | -3 |
| 1979-04-12 | @ NYN | 6 | L 2-3 | 2-4 | 4 | 8,719 | Randy Lerch | Pat Zachry | Pat Zachry | Randy Lerch | | 19 | 23 | -4 |
| 1979-04-15 | @ NYN | 7 | W 3-2 | 4-4 | 3 | 0 | Dick Ruthven | Craig Swan | Dick Ruthven | Craig Swan | Tug McGraw | 22 | 25 | -3 |
| 1979-04-15 | @ NYN | 8 | W 6-3 | 4-4 | 3 | 18,401 | Nino Espinosa | Neil Allen | Nino Espinosa | Neil Allen | Ron Reed | 28 | 28 | 0 |
| 1979-04-17 | @ PIT | 9 | W 13-2 | 5-4 | 2 | 7,739 | Steve Carlton | Bert Blyleven | Steve Carlton | Bert Blyleven | | 41 | 30 | 11 |
| 1979-04-18 | @ PIT | 10 | W 3-2 | 6-4 | 2 | 12,195 | Randy Lerch | Don Robinson | Randy Lerch | Don Robinson | | 44 | 32 | 12 |
| 1979-04-20 | vs NYN | 11 | W 8-0 | 7-4 | 2 | 33,253 | Dick Ruthven | Craig Swan | Dick Ruthven | Craig Swan | | 52 | 32 | 20 |
| 1979-04-21 | vs NYN | 12 | W 3-0 | 8-4 | 2 | 31,851 | Nino Espinosa | Neil Allen | Nino Espinosa | Neil Allen | Tug McGraw | 55 | 32 | 23 |
| 1979-04-22 | vs NYN | 13 | L 2-4 | 8-5 | 2 | 35,020 | Steve Carlton | Pete Falcone | Jesse Orosco | Steve Carlton | Skip Lockwood | 57 | 36 | 21 |
| 1979-04-23 | vs LAN | 14 | W 4-3 | 9-5 | 1 | 32,826 | Randy Lerch | Andy Messersmith | Tug McGraw | Lance Rautzhan | | 61 | 39 | 22 |
| 1979-04-24 | vs LAN | 15 | W 7-6 | 10-5 | 1 | 31,140 | Jim Kaat | Doug Rau | Ron Reed | Jerry Reuss | | 68 | 45 | 23 |
| 1979-04-25 | vs LAN | 16 | W 5-4 | 11-5 | 1 | 34,303 | Dick Ruthven | Bob Welch | Ron Reed | Rick Sutcliffe | | 73 | 49 | 24 |
| 1979-04-27 | vs SDN | 17 | W 2-0 | 12-5 | 1 | 28,522 | Nino Espinosa | Gaylord Perry | Nino Espinosa | Gaylord Perry | | 75 | 49 | 26 |
| 1979-04-28 | vs SDN | 18 | L 0-5 | 12-6 | 2 | 31,633 | Steve Carlton | Randy Jones | John D'Acquisto | Steve Carlton | | 75 | 54 | 21 |
| 1979-04-29 | vs SDN | 19 | W 4-3 | 13-6 | 2 | 50,722 | Randy Lerch | Steve Mura | Ron Reed | Rollie Fingers | | 79 | 57 | 22 |
| 1979-04-30 | vs SFN | 20 | W 4-1 | 14-6 | 2 | 29,169 | Dick Ruthven | Phil Nastu | Dick Ruthven | Phil Nastu | Tug McGraw | 83 | 58 | 25 |
| 1979-05-01 | vs SFN | 21 | L 0-7 | 14-7 | 2 | 29,048 | Nino Espinosa | Bob Knepper | Bob Knepper | Nino Espinosa | | 83 | 65 | 18 |
| 1979-05-03 | @ LAN | 22 | L 2-5 | 14-8 | 2 | 41,215 | Steve Carlton | Rick Sutcliffe | Rick Sutcliffe | Steve Carlton | | 85 | 70 | 15 |
| 1979-05-04 | @ LAN | 23 | W 5-2 | 15-8 | 2 | 42,717 | Randy Lerch | Don Sutton | Randy Lerch | Don Sutton | | 90 | 72 | 18 |
| 1979-05-05 | @ LAN | 24 | W 11-0 | 16-8 | 2 | 45,169 | Dick Ruthven | Andy Messersmith | Dick Ruthven | Andy Messersmith | | 101 | 72 | 29 |
| 1979-05-06 | @ LAN | 25 | W 4-0 | 17-8 | 2 | 42,184 | Nino Espinosa | Doug Rau | Nino Espinosa | Doug Rau | | 105 | 72 | 33 |
| 1979-05-07 | @ SDN | 26 | W 11-6 | 18-8 | 2 | 20,766 | Steve Carlton | Bob Owchinko | Steve Carlton | Bob Owchinko | Rawly Eastwick | 116 | 78 | 38 |
| 1979-05-08 | @ SDN | 27 | W 9-8 | 19-8 | 2 | 12,288 | Randy Lerch | Randy Jones | Jim Kaat | John D'Acquisto | | 125 | 86 | 39 |
| 1979-05-09 | @ SDN | 28 | W 2-0 | 20-8 | 1 | 15,606 | Dick Ruthven | Eric Rasmussen | Dick Ruthven | Eric Rasmussen | | 127 | 86 | 41 |
| 1979-05-10 | @ SDN | 29 | W 3-2 | 21-8 | 1 | 17,208 | Nino Espinosa | Gaylord Perry | Nino Espinosa | Gaylord Perry | Ron Reed | 130 | 88 | 42 |
| 1979-05-11 | @ SFN | 30 | L 1-2 | 21-9 | 1 | 22,860 | Steve Carlton | Bob Knepper | Bob Knepper | Steve Carlton | Gary Lavelle | 131 | 90 | 41 |
| 1979-05-12 | @ SFN | 31 | L 1-4 | 21-10 | 1 | 23,836 | Randy Lerch | Ed Halicki | Ed Halicki | Randy Lerch | | 132 | 94 | 38 |
| 1979-05-13 | @ SFN | 32 | W 12-3 | 22-10 | 1 | 32,585 | Dick Ruthven | Vida Blue | Ron Reed | Vida Blue | | 144 | 97 | 47 |
| 1979-05-15 | @ CHN | 33 | L 1-7 | 22-11 | 1 | 13,834 | Nino Espinosa | Lynn McGlothen | Lynn McGlothen | Nino Espinosa | | 145 | 104 | 41 |
| 1979-05-16 | @ CHN | 34 | W 13-0 | 23-11 | 1 | 18,015 | Steve Carlton | Rick Reuschel | Steve Carlton | Rick Reuschel | | 158 | 104 | 54 |
| 1979-05-17 | @ CHN | 35 | W 23-22 | 24-11 | 1 | 14,952 | Randy Lerch | Dennis Lamp | Rawly Eastwick | Bruce Sutter | | 181 | 126 | 55 |
| 1979-05-18 | vs MON | 36 | L 3-5 | 24-12 | 1 | 31,481 | Dick Ruthven | Ross Grimsley | Stan Bahnsen | Dick Ruthven | Elias Sosa | 184 | 131 | 53 |
| 1979-05-19 | vs MON | 37 | L 5-10 | 24-13 | 1 | 33,212 | Larry Christenson | Steve Rogers | Rudy May | Rawly Eastwick | Dan Schatzeder | 189 | 141 | 48 |
| 1979-05-20 | vs MON | 38 | L 6-10 | 24-14 | 2 | 48,631 | Nino Espinosa | Bill Lee | Stan Bahnsen | Nino Espinosa | Elias Sosa | 195 | 151 | 44 |
| 1979-05-21 | vs SLN | 39 | W 5-3 | 25-14 | 1 | 28,192 | Steve Carlton | John Denny | Steve Carlton | John Denny | | 200 | 154 | 46 |
| 1979-05-22 | vs SLN | 40 | W 3-1 | 26-14 | 1 | 33,379 | Randy Lerch | Bob Forsch | Tug McGraw | Bob Forsch | | 203 | 155 | 48 |
| 1979-05-23 | vs SLN | 41 | L 1-3 | 26-15 | 2 | 32,349 | Dick Ruthven | Silvio Martinez | Silvio Martinez | Dick Ruthven | Mark Littell | 204 | 158 | 46 |
| 1979-05-25 | vs CHN | 42 | L 0-3 | 26-16 | 2 | 34,456 | Nino Espinosa | Lynn McGlothen | Lynn McGlothen | Nino Espinosa | Bruce Sutter | 204 | 161 | 43 |
| 1979-05-26 | vs CHN | 43 | L 1-4 | 26-17 | 2 | 32,313 | Larry Christenson | Dennis Lamp | Dennis Lamp | Larry Christenson | Dick Tidrow | 205 | 165 | 40 |
| 1979-05-27 | vs CHN | 44 | W 6-4 | 27-17 | 2 | 47,087 | Steve Carlton | Bill Caudill | Steve Carlton | Bill Caudill | | 211 | 169 | 42 |
| 1979-05-28 | vs CHN | 45 | L 1-4 | 27-18 | 2 | 51,381 | Randy Lerch | Mike Krukow | Dick Tidrow | Randy Lerch | Bruce Sutter | 212 | 173 | 39 |
| 1979-05-29 | @ MON | 46 | L 0-9 | 27-19 | 2 | 32,078 | Dick Ruthven | Steve Rogers | Steve Rogers | Dick Ruthven | | 212 | 182 | 30 |
| 1979-05-30 | @ MON | 47 | L 0-2 | 27-20 | 2 | 21,761 | Nino Espinosa | Bill Lee | Bill Lee | Nino Espinosa | | 212 | 184 | 28 |
| 1979-05-31 | @ MON | 48 | L 0-1 | 27-21 | 2 | 22,388 | Larry Christenson | Scott Sanderson | Scott Sanderson | Larry Christenson | | 212 | 185 | 27 |
| 1979-06-01 | @ CIN | 49 | L 2-4 | 27-22 | 3 | 48,968 | Steve Carlton | Bill Bonham | Doug Bair | Steve Carlton | Pedro Borbon | 214 | 189 | 25 |
| 1979-06-02 | @ CIN | 50 | L 2-4 | 27-23 | 3 | 37,907 | Randy Lerch | Mike LaCoss | Mike LaCoss | Randy Lerch | Doug Bair | 216 | 193 | 23 |
| 1979-06-03 | @ CIN | 51 | W 6-4 | 28-24 | 3 | 0 | Dick Ruthven | Paul Moskau | Ron Reed | Pedro Borbon | Tug McGraw | 222 | 197 | 25 |
| 1979-06-03 | @ CIN | 52 | L 2-12 | 28-24 | 3 | 50,262 | Jim Lonborg | Tom Hume | Tom Hume | Jim Lonborg | | 224 | 209 | 15 |
| 1979-06-04 | @ HOU | 53 | L 0-3 | 28-25 | 3 | 19,062 | Larry Christenson | Randy Niemann | Randy Niemann | Larry Christenson | | 224 | 212 | 12 |
| 1979-06-05 | @ HOU | 54 | W 8-0 | 29-25 | 3 | 28,244 | Steve Carlton | Rick Williams | Steve Carlton | Rick Williams | | 232 | 212 | 20 |
| 1979-06-06 | @ HOU | 55 | L 3-4 | 29-26 | 4 | 28,955 | Randy Lerch | J.R. Richard | Joe Sambito | Ron Reed | Bert Roberge | 235 | 216 | 19 |
| 1979-06-08 | vs ATL | 56 | L 5-11 | 29-27 | 4 | 41,136 | Dick Ruthven | Eddie Solomon | Gene Garber | Ron Reed | | 240 | 227 | 13 |
| 1979-06-09 | vs ATL | 57 | W 9-3 | 30-27 | 4 | 38,035 | Larry Christenson | Mickey Mahler | Larry Christenson | Mickey Mahler | | 249 | 230 | 19 |
| 1979-06-10 | vs ATL | 58 | L 3-10 | 30-28 | 4 | 58,707 | Steve Carlton | Phil Niekro | Phil Niekro | Steve Carlton | | 252 | 240 | 12 |
| 1979-06-11 | vs HOU | 59 | W 4-2 | 31-28 | 3 | 31,085 | Randy Lerch | J.R. Richard | Randy Lerch | J.R. Richard | | 256 | 242 | 14 |
| 1979-06-12 | vs HOU | 60 | W 4-0 | 32-28 | 3 | 34,177 | Nino Espinosa | Rick Williams | Nino Espinosa | Rick Williams | | 260 | 242 | 18 |
| 1979-06-13 | vs HOU | 61 | L 3-4 | 32-29 | 3 | 33,627 | Dick Ruthven | Joe Niekro | Joe Niekro | Dick Ruthven | | 263 | 246 | 17 |
| 1979-06-15 | vs CIN | 62 | L 3-6 | 32-30 | 3 | 50,222 | Larry Christenson | Tom Seaver | Tom Seaver | Larry Christenson | | 266 | 252 | 14 |
| 1979-06-16 | vs CIN | 63 | W 4-3 | 33-30 | 3 | 50,224 | Steve Carlton | Paul Moskau | Tug McGraw | Doug Bair | | 270 | 255 | 15 |
| 1979-06-17 | vs CIN | 64 | W 9-3 | 34-30 | 3 | 46,153 | Randy Lerch | Fred Norman | Randy Lerch | Doug Bair | | 279 | 258 | 21 |
| 1979-06-18 | @ ATL | 65 | L 5-10 | 34-31 | 3 | 9,394 | Nino Espinosa | Rick Matula | Rick Matula | Nino Espinosa | | 284 | 268 | 16 |
| 1979-06-19 | @ ATL | 66 | L 4-10 | 34-32 | 5 | 8,146 | Larry Christenson | Phil Niekro | Phil Niekro | Larry Christenson | | 288 | 278 | 10 |
| 1979-06-20 | @ ATL | 67 | W 10-4 | 35-32 | 4 | 8,681 | Steve Carlton | Eddie Solomon | Steve Carlton | Eddie Solomon | | 298 | 282 | 16 |
| 1979-06-22 | @ MON | 68 | L 5-6 | 35-33 | 4 | 40,729 | Randy Lerch | Ross Grimsley | Ross Grimsley | Randy Lerch | Elias Sosa | 303 | 288 | 15 |
| 1979-06-23 | @ MON | 69 | L 0-3 | 35-34 | 5 | 24,439 | Nino Espinosa | Steve Rogers | Steve Rogers | Nino Espinosa | | 303 | 291 | 12 |
| 1979-06-24 | @ MON | 70 | W 5-2 | 36-34 | 5 | 41,593 | Larry Christenson | Bill Lee | Larry Christenson | Bill Lee | Tug McGraw | 308 | 293 | 15 |
| 1979-06-25 | @ CHN | 71 | L 2-8 | 36-35 | 5 | 27,246 | Steve Carlton | Lynn McGlothen | Lynn McGlothen | Steve Carlton | | 310 | 301 | 9 |
| 1979-06-26 | @ CHN | 72 | W 5-3 | 37-35 | 5 | 35,970 | Dick Ruthven | Dennis Lamp | Dick Ruthven | Donnie Moore | Tug McGraw | 315 | 304 | 11 |
| 1979-06-27 | @ CHN | 73 | L 4-11 | 37-36 | 5 | 29,858 | Randy Lerch | Mike Krukow | Mike Krukow | Randy Lerch | | 319 | 315 | 4 |
| 1979-06-29 | @ SLN | 74 | W 8-7 | 38-37 | 5 | 0 | Nino Espinosa | Bob Forsch | Kevin Saucier | Bob Forsch | Tug McGraw | 327 | 322 | 5 |
| 1979-06-29 | @ SLN | 75 | L 1-7 | 38-37 | 5 | 29,300 | Larry Christenson | Pete Vuckovich | Pete Vuckovich | Larry Christenson | | 328 | 329 | -1 |
| 1979-06-30 | @ SLN | 76 | W 6-4 | 39-37 | 5 | 30,960 | Steve Carlton | John Fulgham | Ron Reed | George Frazier | Tug McGraw | 334 | 333 | 1 |
| 1979-07-01 | @ SLN | 77 | L 7-13 | 39-39 | 5 | 0 | Dick Ruthven | John Denny | Mark Littell | Tug McGraw | | 341 | 346 | -5 |
| 1979-07-01 | @ SLN | 78 | L 1-2 | 39-39 | 5 | 41,903 | Randy Lerch | Roy Thomas | Mark Littell | Randy Lerch | | 342 | 348 | -6 |
| 1979-07-02 | vs NYN | 79 | W 6-2 | 40-39 | 5 | 29,142 | Nino Espinosa | Dock Ellis | Nino Espinosa | Dock Ellis | | 348 | 350 | -2 |
| 1979-07-03 | vs NYN | 80 | W 4-2 | 41-39 | 5 | 56,285 | Larry Christenson | Kevin Kobel | Warren Brusstar | Wayne Twitchell | Tug McGraw | 352 | 352 | 0 |
| 1979-07-04 | vs NYN | 81 | W 1-0 | 42-39 | 4 | 40,215 | Steve Carlton | Andy Hassler | Steve Carlton | Andy Hassler | | 353 | 352 | 1 |
| 1979-07-05 | vs NYN | 82 | L 2-3 | 42-40 | 5 | 28,720 | Dickie Noles | Craig Swan | Craig Swan | Dickie Noles | | 355 | 355 | 0 |
| 1979-07-06 | vs SFN | 83 | W 6-1 | 43-40 | 5 | 36,097 | Nino Espinosa | John Curtis | Nino Espinosa | John Curtis | | 361 | 356 | 5 |
| 1979-07-07 | vs SFN | 84 | L 6-8 | 43-41 | 5 | 42,047 | Tug McGraw | John Montefusco | Pedro Borbon | Ron Reed | | 367 | 364 | 3 |
| 1979-07-08 | vs SFN | 85 | W 5-3 | 44-41 | 4 | 41,387 | Steve Carlton | Bob Knepper | Steve Carlton | Bob Knepper | | 372 | 367 | 5 |
| 1979-07-09 | vs SFN | 86 | W 4-2 | 45-41 | 4 | 38,353 | Dickie Noles | Vida Blue | Dickie Noles | Vida Blue | Warren Brusstar | 376 | 369 | 7 |
| 1979-07-10 | vs SDN | 87 | W 6-5 | 46-41 | 3 | 30,234 | Nino Espinosa | Randy Jones | Doug Bird | Rollie Fingers | | 382 | 374 | 8 |
| 1979-07-11 | vs SDN | 88 | L 3-7 | 46-42 | 4 | 35,248 | Randy Lerch | John D'Acquisto | John D'Acquisto | Randy Lerch | | 385 | 381 | 4 |
| 1979-07-12 | vs SDN | 89 | W 4-3 | 47-42 | 4 | 33,501 | Steve Carlton | Bob Shirley | Steve Carlton | Rollie Fingers | Tug McGraw | 389 | 384 | 5 |
| 1979-07-13 | vs LAN | 90 | W 3-2 | 48-42 | 3 | 46,542 | Dickie Noles | Rick Sutcliffe | Dickie Noles | Rick Sutcliffe | Tug McGraw | 392 | 386 | 6 |
| 1979-07-14 | vs LAN | 91 | W 10-7 | 49-42 | 3 | 40,602 | Nino Espinosa | Don Sutton | Nino Espinosa | Don Sutton | Tug McGraw | 402 | 393 | 9 |
| 1979-07-15 | vs LAN | 92 | W 10-3 | 50-42 | 3 | 47,315 | Randy Lerch | Bob Welch | Randy Lerch | Bob Welch | Rawly Eastwick | 412 | 396 | 16 |
| 1979-07-19 | @ SFN | 93 | L 0-1 | 50-43 | 4 | 20,732 | Dickie Noles | John Curtis | John Curtis | Dickie Noles | | 412 | 397 | 15 |
| 1979-07-20 | @ SFN | 94 | W 6-4 | 51-43 | 4 | 21,110 | Randy Lerch | John Montefusco | Randy Lerch | Tom Griffin | Ron Reed | 418 | 401 | 17 |
| 1979-07-21 | @ SFN | 95 | L 1-4 | 51-44 | 4 | 25,386 | Steve Carlton | Bob Knepper | Bob Knepper | Steve Carlton | | 419 | 405 | 14 |
| 1979-07-22 | @ SDN | 96 | W 5-2 | 52-44 | 4 | 23,308 | Nino Espinosa | John D'Acquisto | Nino Espinosa | John D'Acquisto | Tug McGraw | 424 | 407 | 17 |
| 1979-07-23 | @ SDN | 97 | L 5-6 | 52-45 | 4 | 16,785 | Dickie Noles | Randy Jones | Rollie Fingers | Ron Reed | | 429 | 413 | 16 |
| 1979-07-24 | @ LAN | 98 | L 3-15 | 52-46 | 4 | 39,336 | Randy Lerch | Burt Hooton | Burt Hooton | Randy Lerch | | 432 | 428 | 4 |
| 1979-07-25 | @ LAN | 99 | L 8-16 | 52-47 | 4 | 34,370 | Dick Ruthven | Rick Sutcliffe | Rick Sutcliffe | Dick Ruthven | | 440 | 444 | -4 |
| 1979-07-27 | vs SLN | 100 | L 0-5 | 52-48 | 4 | 40,792 | Nino Espinosa | Bob Forsch | Bob Forsch | Nino Espinosa | | 440 | 449 | -9 |
| 1979-07-28 | vs SLN | 101 | L 4-5 | 52-49 | 5 | 40,063 | Dickie Noles | John Fulgham | Mark Littell | Ron Reed | | 444 | 454 | -10 |
| 1979-07-29 | vs SLN | 102 | L 5-6 | 52-50 | 5 | 38,069 | Randy Lerch | Pete Vuckovich | Pete Vuckovich | Randy Lerch | | 449 | 460 | -11 |
| 1979-07-30 | vs CHN | 103 | W 5-4 | 53-50 | 5 | 37,151 | Dick Ruthven | Rick Reuschel | Ron Reed | Bruce Sutter | | 454 | 464 | -10 |
| 1979-07-31 | vs CHN | 104 | W 4-1 | 54-50 | 4 | 37,412 | Nino Espinosa | Mike Krukow | Nino Espinosa | Mike Krukow | | 458 | 465 | -7 |
| 1979-08-01 | @ NYN | 105 | W 9-6 | 55-50 | 4 | 12,295 | Dickie Noles | Dock Ellis | Dickie Noles | Dock Ellis | Rawly Eastwick | 467 | 471 | -4 |
| 1979-08-02 | @ NYN | 106 | W 7-4 | 56-51 | 4 | 0 | Randy Lerch | Andy Hassler | Ron Reed | Andy Hassler | | 474 | 475 | -1 |
| 1979-08-02 | @ NYN | 107 | L 1-2 | 56-51 | 4 | 15,319 | Kevin Saucier | Pete Falcone | Pete Falcone | Kevin Saucier | Neil Allen | 475 | 477 | -2 |
| 1979-08-03 | @ PIT | 108 | L 3-6 | 56-53 | 4 | 0 | Dick Ruthven | Bruce Kison | Enrique Romo | Tug McGraw | | 478 | 483 | -5 |
| 1979-08-03 | @ PIT | 109 | L 1-5 | 56-53 | 4 | 45,309 | Larry Christenson | Jim Bibby | Jim Bibby | Larry Christenson | | 479 | 488 | -9 |
| 1979-08-04 | @ PIT | 110 | L 0-4 | 56-54 | 4 | 34,754 | Nino Espinosa | John Candelaria | John Candelaria | Nino Espinosa | | 479 | 492 | -13 |
| 1979-08-05 | @ PIT | 111 | L 8-12 | 56-56 | 5 | 0 | Steve Carlton | Bert Blyleven | Kent Tekulve | Rawly Eastwick | | 487 | 504 | -17 |
| 1979-08-05 | @ PIT | 112 | L 2-5 | 56-56 | 5 | 46,006 | Dickie Noles | Don Robinson | Enrique Romo | Dickie Noles | Kent Tekulve | 489 | 509 | -20 |
| 1979-08-07 | vs MON | 113 | W 4-2 | 57-56 | 5 | 38,237 | Larry Christenson | Dan Schatzeder | Larry Christenson | Scott Sanderson | | 493 | 511 | -18 |
| 1979-08-08 | vs MON | 114 | W 4-3 | 58-56 | 5 | 36,476 | Dick Ruthven | Steve Rogers | Ron Reed | Elias Sosa | | 497 | 514 | -17 |
| 1979-08-09 | vs MON | 115 | W 6-4 | 59-56 | 5 | 46,233 | Nino Espinosa | Bill Lee | Nino Espinosa | Bill Lee | Rawly Eastwick | 503 | 518 | -15 |
| 1979-08-10 | vs PIT | 116 | W 4-3 | 60-57 | 5 | 0 | Steve Carlton | Bert Blyleven | Rawly Eastwick | Grant Jackson | | 507 | 521 | -14 |
| 1979-08-10 | vs PIT | 117 | L 2-3 | 60-57 | 5 | 63,346 | Randy Lerch | Bruce Kison | Bruce Kison | Randy Lerch | Kent Tekulve | 509 | 524 | -15 |
| 1979-08-11 | vs PIT | 118 | L 11-14 | 60-58 | 5 | 51,118 | Dickie Noles | Jim Rooker | Enrique Romo | Rawly Eastwick | Kent Tekulve | 520 | 538 | -18 |
| 1979-08-13 | vs PIT | 119 | L 1-9 | 60-59 | 5 | 43,111 | Larry Christenson | Jim Bibby | Jim Bibby | Larry Christenson | | 521 | 547 | -26 |
| 1979-08-14 | @ CIN | 120 | L 1-2 | 60-60 | 5 | 38,442 | Steve Carlton | Bill Bonham | Tom Hume | Steve Carlton | | 522 | 549 | -27 |
| 1979-08-15 | @ CIN | 121 | W 3-2 | 61-60 | 5 | 36,678 | Nino Espinosa | Fred Norman | Nino Espinosa | Fred Norman | | 525 | 551 | -26 |
| 1979-08-17 | @ HOU | 122 | W 5-2 | 62-60 | 5 | 33,782 | Randy Lerch | Frank LaCorte | Randy Lerch | Frank LaCorte | | 530 | 553 | -23 |
| 1979-08-18 | @ HOU | 123 | W 1-0 | 63-60 | 5 | 37,735 | Larry Christenson | J.R. Richard | Larry Christenson | J.R. Richard | Ron Reed | 531 | 553 | -22 |
| 1979-08-19 | @ HOU | 124 | W 3-2 | 64-60 | 5 | 30,631 | Steve Carlton | Joaquin Andujar | Steve Carlton | Joaquin Andujar | | 534 | 555 | -21 |
| 1979-08-20 | vs ATL | 125 | L 2-5 | 64-61 | 5 | 35,156 | Nino Espinosa | Phil Niekro | Phil Niekro | Ron Reed | Gene Garber | 536 | 560 | -24 |
| 1979-08-21 | vs ATL | 126 | L 4-5 | 64-62 | 5 | 30,234 | Randy Lerch | Rick Matula | Larry Bradford | Rawly Eastwick | Gene Garber | 540 | 565 | -25 |
| 1979-08-22 | vs ATL | 127 | L 3-4 | 64-63 | 5 | 30,349 | Larry Christenson | Eddie Solomon | Eddie Solomon | Larry Christenson | Gene Garber | 543 | 569 | -26 |
| 1979-08-24 | vs HOU | 128 | W 5-3 | 65-63 | 5 | 32,124 | Steve Carlton | Joaquin Andujar | Steve Carlton | Joaquin Andujar | | 548 | 572 | -24 |
| 1979-08-25 | vs HOU | 129 | L 1-3 | 65-64 | 5 | 43,109 | Nino Espinosa | Joe Niekro | Joe Niekro | Nino Espinosa | Joe Sambito | 549 | 575 | -26 |
| 1979-08-26 | vs HOU | 130 | L 1-4 | 65-65 | 5 | 32,559 | Randy Lerch | Rick Williams | Pete Ladd | Kevin Saucier | Joe Sambito | 550 | 579 | -29 |
| 1979-08-27 | vs CIN | 131 | L 2-4 | 65-66 | 5 | 28,421 | Larry Christenson | Mike LaCoss | Tom Hume | Larry Christenson | | 552 | 583 | -31 |
| 1979-08-28 | vs CIN | 132 | L 2-5 | 65-67 | 5 | 31,113 | Steve Carlton | Frank Pastore | Frank Pastore | Steve Carlton | Tom Hume | 554 | 588 | -34 |
| 1979-08-29 | vs CIN | 133 | L 6-7 | 65-68 | 5 | 30,133 | Nino Espinosa | Bill Bonham | Mario Soto | Kevin Saucier | Doug Bair | 560 | 595 | -35 |
| 1979-08-31 | @ ATL | 134 | W 6-2 | 66-68 | 5 | 6,009 | Doug Bird | Tony Brizzolara | Doug Bird | Tony Brizzolara | | 566 | 597 | -31 |
| 1979-09-01 | @ ATL | 135 | W 6-4 | 67-68 | 5 | 16,990 | Larry Christenson | Phil Niekro | Larry Christenson | Phil Niekro | Ron Reed | 572 | 601 | -29 |
| 1979-09-02 | @ ATL | 136 | W 2-1 | 68-68 | 5 | 10,040 | Nino Espinosa | Eddie Solomon | Ron Reed | Joey McLaughlin | | 574 | 602 | -28 |
| 1979-09-03 | @ PIT | 137 | W 2-0 | 69-69 | 5 | 0 | Steve Carlton | Bert Blyleven | Steve Carlton | Bert Blyleven | Tug McGraw | 576 | 602 | -26 |
| 1979-09-03 | @ PIT | 138 | L 3-7 | 69-69 | 5 | 43,444 | Randy Lerch | Jim Rooker | Jim Rooker | Randy Lerch | Kent Tekulve | 579 | 609 | -30 |
| 1979-09-06 | vs NYN | 139 | L 3-5 | 70-70 | 5 | 0 | Nino Espinosa | Tom Hausman | Ed Glynn | Nino Espinosa | Andy Hassler | 582 | 614 | -32 |
| 1979-09-06 | vs NYN | 140 | W 2-1 | 70-70 | 5 | 21,091 | Randy Lerch | Pete Falcone | Randy Lerch | Pete Falcone | Rawly Eastwick | 584 | 615 | -31 |
| 1979-09-07 | @ CHN | 141 | L 3-4 | 70-71 | 5 | 10,359 | Dickie Noles | Dennis Lamp | Dennis Lamp | Tug McGraw | | 587 | 619 | -32 |
| 1979-09-08 | @ CHN | 142 | W 9-8 | 71-71 | 5 | 20,767 | Steve Carlton | Guillermo Hernandez | Rawly Eastwick | Bruce Sutter | | 596 | 627 | -31 |
| 1979-09-09 | @ CHN | 143 | L 2-15 | 71-72 | 5 | 20,922 | Kevin Saucier | Rick Reuschel | Rick Reuschel | Kevin Saucier | | 598 | 642 | -44 |
| 1979-09-11 | @ NYN | 144 | W 5-2 | 72-72 | 5 | 4,713 | Nino Espinosa | Pete Falcone | Nino Espinosa | Pete Falcone | Rawly Eastwick | 603 | 644 | -41 |
| 1979-09-12 | @ NYN | 145 | W 4-0 | 73-72 | 5 | 4,158 | Randy Lerch | Craig Swan | Randy Lerch | Craig Swan | | 607 | 644 | -37 |
| 1979-09-13 | @ NYN | 146 | W 2-1 | 74-72 | 5 | 3,890 | Steve Carlton | Juan Berenguer | Steve Carlton | Juan Berenguer | Tug McGraw | 609 | 645 | -36 |
| 1979-09-14 | vs CHN | 147 | L 0-2 | 74-73 | 5 | 20,838 | Dickie Noles | Mike Krukow | Bruce Sutter | Ron Reed | | 609 | 647 | -38 |
| 1979-09-15 | vs CHN | 148 | W 8-1 | 75-73 | 5 | 33,042 | Dan Larson | Lynn McGlothen | Dan Larson | Lynn McGlothen | | 617 | 648 | -31 |
| 1979-09-16 | vs CHN | 149 | W 4-3 | 76-73 | 4 | 30,261 | Randy Lerch | Dennis Lamp | Ron Reed | Dick Tidrow | | 621 | 651 | -30 |
| 1979-09-17 | @ SLN | 150 | W 7-5 | 77-73 | 4 | 6,479 | Steve Carlton | Bob Forsch | Steve Carlton | Darold Knowles | Tug McGraw | 628 | 656 | -28 |
| 1979-09-18 | @ SLN | 151 | W 5-3 | 78-73 | 4 | 7,340 | Dickie Noles | Roy Thomas | Tug McGraw | Dan O'Brien | | 633 | 659 | -26 |
| 1979-09-19 | vs PIT | 152 | L 6-9 | 79-74 | 4 | 0 | Nino Espinosa | Bert Blyleven | Kent Tekulve | Rawly Eastwick | Grant Jackson | 639 | 668 | -29 |
| 1979-09-19 | vs PIT | 153 | W 6-5 | 79-74 | 4 | 30,566 | Dan Larson | Jim Bibby | Jack Kucek | Enrique Romo | Kevin Saucier | 645 | 673 | -28 |
| 1979-09-20 | vs PIT | 154 | W 2-1 | 80-74 | 4 | 16,299 | Randy Lerch | Jim Rooker | Randy Lerch | Kent Tekulve | | 647 | 674 | -27 |
| 1979-09-22 | vs MON | 155 | W 9-8 | 81-75 | 4 | 0 | Steve Carlton | Steve Rogers | Ron Reed | Dale Murray | | 656 | 682 | -26 |
| 1979-09-22 | vs MON | 156 | L 2-8 | 81-75 | 4 | 35,186 | Dickie Noles | David Palmer | David Palmer | Dickie Noles | | 658 | 690 | -32 |
| 1979-09-23 | vs MON | 157 | L 4-7 | 81-76 | 4 | 26,507 | Nino Espinosa | Bill Lee | Bill Lee | Nino Espinosa | | 662 | 697 | -35 |
| 1979-09-24 | vs SLN | 158 | L 2-7 | 81-77 | 4 | 17,694 | Randy Lerch | Pete Vuckovich | Pete Vuckovich | Randy Lerch | | 664 | 704 | -40 |
| 1979-09-25 | vs SLN | 159 | L 1-4 | 81-78 | 4 | 16,163 | Dan Larson | John Fulgham | John Fulgham | Dan Larson | | 665 | 708 | -43 |
| 1979-09-26 | vs SLN | 160 | W 11-5 | 82-78 | 4 | 18,458 | Steve Carlton | Silvio Martinez | Steve Carlton | Silvio Martinez | | 676 | 713 | -37 |
| 1979-09-28 | @ MON | 161 | W 3-2 | 83-78 | 4 | 40,303 | Dickie Noles | David Palmer | Ron Reed | Woodie Fryman | | 679 | 715 | -36 |
| 1979-09-29 | @ MON | 162 | L 2-3 | 83-79 | 4 | 50,332 | Randy Lerch | Bill Lee | Elias Sosa | Rawly Eastwick | | 681 | 718 | -37 |
| 1979-09-30 | @ MON | 163 | W 2-0 | 84-79 | 4 | 50,824 | Steve Carlton | Steve Rogers | Steve Carlton | Steve Rogers | | 683 | 718 | -35 |