| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Guidry | NYA | 15.71 | 197809150_BOS_NYA |
| Jim Palmer | BAL | 7.18 | 197809150_TOR_BAL |
| Jon Matlack | TEX | 5.86 | 197809170_OAK_TEX |
| Dave Goltz | MIN | 3.99 | 197809160_MIN_MIL |
| Vida Blue | SFN | 3.53 | 197809150_CIN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Colborn | SEA | -2.35 | 197809150_CHA_SEA |
| Mike Bruhert | NYN | -2.12 | 197809170_NYN_PHI |
| Ray Burris | CHN | -1.89 | 197809170_SLN_CHN |
| Tom Hume | CIN | -1.45 | 197809160_CIN_SFN |
| Jesse Jefferson | TOR | -1.29 | 197809160_TOR_BAL |
Based on accumulated WAA for this season up to 1978-09-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.31 | Ron Guidry | 247.7 | NYA |
| +004+ | 8.56 | Mike Caldwell | 269 | MIL |
| +006+ | 7.29 | Jim Palmer | 271.7 | BAL |
| +007+ | 7.18 | Jon Matlack | 244 | TEX |
| +016+ | 5.73 | Phil Niekro | 309.3 | ATL |
| +017+ | 5.68 | Dave Goltz | 202.3 | MIN |
| +018+ | 5.54 | Craig Swan | 193.3 | NYN |
| +019+ | 5.4 | Burt Hooton | 221 | LAN |
| +025+ | 5.19 | Pete Vuckovich | 186.3 | SLN |
| +027+ | 5.11 | Randy Jones | 248 | SDN |
| +031+ | 4.7 | Gaylord Perry | 236 | SDN |
| +032+ | 4.64 | Bob Knepper | 242 | SFN |
| +035+ | 4.55 | Vida Blue | 236 | SFN |
| +038+ | 4.4 | Larry Gura | 196.3 | KCA |
| +039+ | 4.31 | Steve Comer | 99.7 | TEX |
| +040+ | 4.27 | Steve Carlton | 231.3 | PHI |
| +041+ | 4.23 | Tom Seaver | 236.3 | CIN |
| +043+ | 4.04 | Bert Blyleven | 228.3 | PIT |
| +052+ | 3.58 | Bob Welch | 92.7 | LAN |
| +054+ | 3.45 | Ferguson Jenkins | 227.3 | TEX |
| +055+ | 3.41 | Ed Figueroa | 224 | NYA |
| +057+ | 3.33 | Rich Gale | 186.3 | KCA |
| +063+ | 3.18 | Ed Halicki | 178 | SFN |
| +068+ | 3.09 | John Denny | 218 | SLN |
| +070+ | 3.08 | Dave Rozema | 186.3 | DET |
_