| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 14.36 | 198006220_PHI_SFN |
| Steve Rogers | WAS | 6.12 | 198006220_WAS_SDN |
| Ron Guidry | NYA | 4.74 | 198006230_BOS_NYA |
| Larry Gura | KCA | 4.45 | 198006230_KCA_MIN |
| Mike Caldwell | MIL | 4.42 | 198006220_MIL_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Sykes | SLN | -2.73 | 198006240_PIT_SLN |
| Ken Kravec | CHA | -2.08 | 198006221_DET_CHA |
| Mike LaCoss | CIN | -1.36 | 198006220_SLN_CIN |
| Mike Torrez | BOS | -1.12 | 198006220_ANA_BOS |
| Rich Gale | KCA | -1.1 | 198006220_MIL_KCA |
Based on accumulated WAA for this season up to 1980-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.38 | Steve Carlton | 133 | PHI |
| +002+ | 5.45 | J.R. Richard | 101 | HOU |
| +004+ | 4.86 | Larry Gura | 129 | KCA |
| +007+ | 4 | Britt Burns | 104 | CHA |
| +008+ | 3.96 | Bob Welch | 97.7 | LAN |
| +010+ | 3.5 | Vida Blue | 129 | SFN |
| +012+ | 3.42 | Jim Clancy | 96.7 | TOR |
| +011+ | 3.42 | Jerry Reuss | 82.3 | LAN |
| +015+ | 3.29 | Nolan Ryan | 105 | HOU |
| +017+ | 3.2 | Mike Norris | 118.3 | OAK |
| +020+ | 2.94 | Craig Swan | 95.7 | NYN |
| +022+ | 2.88 | Pete Vuckovich | 110.7 | SLN |
| +028+ | 2.65 | Steve Rogers | 120.3 | WAS |
| +030+ | 2.52 | David Palmer | 76 | WAS |
| +038+ | 2.26 | Rick Honeycutt | 100 | SEA |
| +041+ | 2.19 | Don Sutton | 78 | LAN |
| +043+ | 2.15 | Jim Bibby | 108 | PIT |
| +045+ | 2.12 | Matt Keough | 118 | OAK |
| +053+ | 1.99 | Tommy John | 107 | NYA |
| +055+ | 1.98 | Rick Matula | 86 | ATL |
| +058+ | 1.92 | Jon Matlack | 110.7 | TEX |
| +068+ | 1.74 | Eddie Solomon | 52 | PIT |
| +070+ | 1.69 | Roger Erickson | 65 | MIN |
| +072+ | 1.67 | Tom Underwood | 94.3 | NYA |
| +074+ | 1.66 | Randy Jones | 91.7 | SDN |
_