| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 6.77 | 198005100_PHI_CIN |
| Gaylord Perry | TEX | 6.71 | 198005100_CHA_TEX |
| Mike Caldwell | MIL | 6.24 | 198005110_BAL_MIL |
| Tommy John | NYA | 5.31 | 198005110_MIN_NYA |
| J.R. Richard | HOU | 4.93 | 198005100_HOU_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Torrez | BOS | -2.78 | 198005120_MIN_BOS |
| Byron McLaughlin | SEA | -2 | 198005100_CLE_SEA |
| Rich Gale | KCA | -1.57 | 198005110_KCA_BOS |
| Jim Clancy | TOR | -0.96 | 198005100_TOR_OAK |
| Rich Wortham | CHA | -0.83 | 198005110_CHA_TEX |
Based on accumulated WAA for this season up to 1980-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.2 | Mike Norris | 50 | OAK |
| +002+ | 2.9 | Tommy John | 56 | NYA |
| +003+ | 2.5 | Steve Carlton | 56 | PHI |
| +004+ | 2.42 | Matt Keough | 44.3 | OAK |
| +005+ | 2.38 | Pete Redfern | 50.7 | MIN |
| +007+ | 2.2 | Randy Jones | 49.7 | SDN |
| +008+ | 2.1 | Larry Gura | 49.7 | KCA |
| +009+ | 2.04 | Rick Matula | 39.7 | ATL |
| +010+ | 2.02 | Britt Burns | 39.3 | CHA |
| +011+ | 2 | Jon Matlack | 55 | TEX |
| +012+ | 1.98 | Dave Stieb | 48.3 | TOR |
| +014+ | 1.86 | Charlie Leibrandt | 47 | CIN |
| +016+ | 1.8 | Paul Mirabella | 37.3 | TOR |
| +017+ | 1.78 | Rick Honeycutt | 51.3 | SEA |
| +020+ | 1.74 | Pete Vuckovich | 52.7 | SLN |
| +022+ | 1.66 | Frank Pastore | 44.7 | CIN |
| +024+ | 1.57 | Don Sutton | 40 | LAN |
| +029+ | 1.52 | Floyd Bannister | 41.7 | SEA |
| +030+ | 1.5 | Mike Krukow | 48 | CHN |
| +031+ | 1.48 | Ray Burris | 37.7 | NYN |
| +034+ | 1.42 | J.R. Richard | 47 | HOU |
| +036+ | 1.42 | Bob Forsch | 44.7 | SLN |
| +039+ | 1.39 | Darrell Jackson | 26.3 | MIN |
| +040+ | 1.36 | Craig Swan | 36.3 | NYN |
| XXXXX | 1.2 | Don Aase | 42.3 | ANA |
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