| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Guidry | NYA | 5.87 | 198005090_MIN_NYA |
| Steve Rogers | WAS | 4.61 | 198005090_NYN_WAS |
| Craig Swan | NYN | 4.23 | 198005090_NYN_WAS |
| Ken Forsch | HOU | 3.03 | 198005090_HOU_ATL |
| Jon Matlack | TEX | 2.64 | 198005070_BOS_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Torrez | BOS | -3.92 | 198005070_BOS_TEX |
| Glenn Abbott | SEA | -3.18 | 198005070_DET_SEA |
| Chris Knapp | ANA | -2.89 | 198005070_TOR_ANA |
| Moose Haas | MIL | -1.75 | 198005080_BAL_MIL |
| Ray Burris | NYN | -1.48 | 198005070_CIN_NYN |
Based on accumulated WAA for this season up to 1980-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.36 | Mike Norris | 41 | OAK |
| +002+ | 2.45 | Steve Carlton | 49 | PHI |
| +003+ | 2.41 | Matt Keough | 44.3 | OAK |
| +004+ | 2.28 | Pete Redfern | 42.7 | MIN |
| +006+ | 2.18 | Larry Gura | 44 | KCA |
| +007+ | 2.1 | Tommy John | 47 | NYA |
| +009+ | 1.98 | Britt Burns | 39.3 | CHA |
| +010+ | 1.94 | Dave Stieb | 48.3 | TOR |
| +012+ | 1.9 | Joe Niekro | 47.7 | HOU |
| +013+ | 1.84 | Charlie Leibrandt | 47 | CIN |
| +016+ | 1.77 | Paul Mirabella | 37.3 | TOR |
| +015+ | 1.77 | Rick Honeycutt | 51.3 | SEA |
| +019+ | 1.71 | Pete Vuckovich | 45.7 | SLN |
| +020+ | 1.64 | Frank Pastore | 44.7 | CIN |
| +028+ | 1.53 | Rick Matula | 31.7 | ATL |
| +029+ | 1.51 | Floyd Bannister | 41.7 | SEA |
| +031+ | 1.45 | Ray Burris | 37.7 | NYN |
| +032+ | 1.38 | Jon Matlack | 46 | TEX |
| +033+ | 1.37 | Mike Krukow | 40 | CHN |
| +034+ | 1.36 | Don Aase | 37.3 | ANA |
| +035+ | 1.34 | Craig Swan | 36.3 | NYN |
| +036+ | 1.33 | Randy Jones | 40.7 | SDN |
| XXXXX | 1.22 | Don Sutton | 34 | LAN |
| XXXXX | 1.21 | Gaylord Perry | 34.7 | TEX |
| XXXXX | 1.19 | Mike Caldwell | 38 | MIL |
_