| Starter | Tm | Tier | Game |
|---|---|---|---|
| Craig Swan | NYN | 6.27 | 198006260_NYN_CHN |
| Bob Welch | LAN | 4.25 | 198006250_LAN_HOU |
| David Palmer | WAS | 3.19 | 198006240_WAS_PHI |
| Tommy John | NYA | 2.81 | 198006250_BOS_NYA |
| Jon Matlack | TEX | 2.14 | 198006260_SEA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve McCatty | OAK | -2.85 | 198006250_MIL_OAK |
| Bob Sykes | SLN | -2.73 | 198006240_PIT_SLN |
| Pete Falcone | NYN | -2.38 | 198006252_NYN_CHN |
| Mike Parrott | SEA | -2.1 | 198006250_SEA_TEX |
| Lynn McGlothen | CHN | -2.09 | 198006252_NYN_CHN |
Based on accumulated WAA for this season up to 1980-06-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.33 | Steve Carlton | 133 | PHI |
| +002+ | 5.43 | J.R. Richard | 101 | HOU |
| +004+ | 4.83 | Larry Gura | 129 | KCA |
| +006+ | 4.14 | Bob Welch | 104.7 | LAN |
| +007+ | 3.98 | Britt Burns | 104 | CHA |
| +010+ | 3.49 | Vida Blue | 129 | SFN |
| +011+ | 3.4 | Jerry Reuss | 82.3 | LAN |
| +015+ | 3.27 | Nolan Ryan | 105 | HOU |
| +017+ | 3.17 | Mike Norris | 118.3 | OAK |
| +023+ | 2.85 | Pete Vuckovich | 110.7 | SLN |
| +024+ | 2.83 | Jim Clancy | 97 | TOR |
| +026+ | 2.75 | Craig Swan | 100.7 | NYN |
| +028+ | 2.63 | Steve Rogers | 120.3 | WAS |
| +032+ | 2.5 | David Palmer | 76 | WAS |
| +039+ | 2.25 | Rick Honeycutt | 100 | SEA |
| +040+ | 2.22 | Tommy John | 117 | NYA |
| +043+ | 2.17 | Don Sutton | 78 | LAN |
| +044+ | 2.14 | Jim Bibby | 108 | PIT |
| +051+ | 2.1 | Matt Keough | 118 | OAK |
| +058+ | 1.97 | Moose Haas | 107.7 | MIL |
| +063+ | 1.86 | Scott Sanderson | 83 | WAS |
| +067+ | 1.79 | Ferguson Jenkins | 100 | TEX |
| +073+ | 1.74 | Steve Stone | 105.3 | BAL |
| +074+ | 1.73 | Eddie Solomon | 52 | PIT |
| +079+ | 1.67 | Roger Erickson | 65 | MIN |
_