| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 6.67 | 198005140_PHI_ATL |
| Ron Guidry | NYA | 6.08 | 198005140_KCA_NYA |
| Craig Swan | NYN | 5.47 | 198005140_NYN_CIN |
| Gaylord Perry | TEX | 4.7 | 198005140_TEX_BAL |
| Ken Forsch | HOU | 2.29 | 198005140_WAS_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Glenn Abbott | SEA | -3.41 | 198005140_SEA_TOR |
| Mike Torrez | BOS | -2.78 | 198005120_MIN_BOS |
| Lynn McGlothen | CHN | -1.68 | 198005140_CHN_LAN |
| Milt Wilcox | DET | -1.24 | 198005140_OAK_DET |
| Moose Haas | MIL | -1.22 | 198005140_CHA_MIL |
Based on accumulated WAA for this season up to 1980-05-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.22 | Mike Norris | 50 | OAK |
| +002+ | 2.89 | Tommy John | 56 | NYA |
| +003+ | 2.87 | Steve Carlton | 62 | PHI |
| +004+ | 2.41 | Pete Redfern | 50.7 | MIN |
| +005+ | 2.34 | Matt Keough | 52.3 | OAK |
| +007+ | 2.25 | Britt Burns | 44.3 | CHA |
| +008+ | 2.19 | Randy Jones | 49.7 | SDN |
| +009+ | 2.11 | Larry Gura | 49.7 | KCA |
| +011+ | 2.04 | Rick Matula | 39.7 | ATL |
| +012+ | 2.02 | Jon Matlack | 55 | TEX |
| +013+ | 1.98 | Dave Stieb | 48.3 | TOR |
| +017+ | 1.78 | Rick Honeycutt | 51.3 | SEA |
| +019+ | 1.74 | Pete Vuckovich | 52.7 | SLN |
| +022+ | 1.57 | Don Sutton | 40 | LAN |
| +025+ | 1.52 | Mike Krukow | 48 | CHN |
| +024+ | 1.52 | Floyd Bannister | 41.7 | SEA |
| +029+ | 1.44 | J.R. Richard | 47 | HOU |
| +032+ | 1.42 | Paul Mirabella | 42.3 | TOR |
| +033+ | 1.42 | Bob Forsch | 44.7 | SLN |
| +034+ | 1.4 | Darrell Jackson | 26.3 | MIN |
| +038+ | 1.38 | David Palmer | 28.7 | WAS |
| +047+ | 1.31 | Ken Forsch | 50.3 | HOU |
| +053+ | 1.28 | Craig Swan | 44.7 | NYN |
| +054+ | 1.26 | Frank Pastore | 49.7 | CIN |
| XXXXX | 1.23 | Charlie Leibrandt | 51.7 | CIN |
_