| Starter | Tm | Tier | Game |
|---|---|---|---|
| Larry Gura | KCA | 9.96 | 198009040_MIL_KCA |
| Jerry Reuss | LAN | 7.18 | 198009040_PHI_LAN |
| Rudy May | NYA | 2.67 | 198009020_OAK_NYA |
| Steve Stone | BAL | 2.31 | 198009030_SEA_BAL |
| Pat Zachry | NYN | 1.61 | 198009030_NYN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Figueroa | TEX | -3.96 | 198009030_TOR_TEX |
| Jim Beattie | SEA | -2.09 | 198009020_SEA_BAL |
| Dan Spillner | CLE | -1.99 | 198009030_CLE_MIN |
| Lynn McGlothen | CHN | -1.87 | 198009030_ATL_CHN |
| Geoff Zahn | MIN | -1.47 | 198009030_CLE_MIN |
Based on accumulated WAA for this season up to 1980-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.71 | Steve Carlton | 247 | PHI |
| +003+ | 8.62 | Larry Gura | 245.3 | KCA |
| +004+ | 7.85 | Mike Norris | 230.3 | OAK |
| +007+ | 7.29 | Jerry Reuss | 192 | LAN |
| +010+ | 6.2 | Don Sutton | 168 | LAN |
| +019+ | 5.26 | Britt Burns | 197.7 | CHA |
| +022+ | 4.96 | J.R. Richard | 113.7 | HOU |
| +023+ | 4.95 | Rudy May | 142.3 | NYA |
| +026+ | 4.64 | Moose Haas | 209.3 | MIL |
| +029+ | 4.45 | Steve Stone | 203.7 | BAL |
| +030+ | 4.43 | Rick Langford | 227.3 | OAK |
| +032+ | 4.14 | Vida Blue | 182.7 | SFN |
| +036+ | 3.91 | Bill Caudill | 104 | CHN |
| +037+ | 3.91 | Scott McGregor | 200 | BAL |
| +040+ | 3.77 | Matt Keough | 224.7 | OAK |
| +042+ | 3.73 | Dave Stieb | 209 | TOR |
| +043+ | 3.7 | Steve Rogers | 224.3 | WAS |
| +044+ | 3.65 | Pat Zachry | 145.7 | NYN |
| +045+ | 3.64 | Vern Ruhle | 115.3 | HOU |
| +046+ | 3.6 | Eddie Whitson | 174.3 | SFN |
| +054+ | 3.43 | Jim Clancy | 205.7 | TOR |
| +071+ | 2.98 | Burt Hooton | 181.3 | LAN |
| +079+ | 2.86 | John Tudor | 59.3 | BOS |
| +084+ | 2.77 | Rick Reuschel | 217.3 | CHN |
| +091+ | 2.52 | Nolan Ryan | 191 | HOU |
_