| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Norris | OAK | 11.14 | 198009210_OAK_KCA |
| Jerry Reuss | LAN | 8.09 | 198009190_CIN_LAN |
| Steve Rogers | WAS | 3.91 | 198009190_WAS_SLN |
| Vida Blue | SFN | 2.93 | 198009210_HOU_SFN |
| Steve Stone | BAL | 2.15 | 198009200_TOR_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Lamp | CHN | -3.05 | 198009210_PHI_CHN |
| Dan Spillner | CLE | -2.33 | 198009210_CLE_DET |
| Geoff Zahn | MIN | -1.54 | 198009211_CHA_MIN |
| Jack Morris | DET | -1.32 | 198009210_CLE_DET |
| Luis Tiant | NYA | -1.16 | 198009190_BOS_NYA |
Based on accumulated WAA for this season up to 1980-09-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.6 | Mike Norris | 267 | OAK |
| +002+ | 9.33 | Steve Carlton | 279 | PHI |
| +006+ | 7.47 | Don Sutton | 190 | LAN |
| +012+ | 6.55 | Jerry Reuss | 208 | LAN |
| +015+ | 6.19 | Larry Gura | 264.7 | KCA |
| +016+ | 5.9 | Rudy May | 165.7 | NYA |
| +022+ | 5.07 | Matt Keough | 249 | OAK |
| +024+ | 4.95 | J.R. Richard | 113.7 | HOU |
| +025+ | 4.88 | Moose Haas | 233.7 | MIL |
| +026+ | 4.88 | Steve Rogers | 256.7 | WAS |
| +027+ | 4.83 | Britt Burns | 218.7 | CHA |
| +029+ | 4.67 | Rick Langford | 254 | OAK |
| +031+ | 4.57 | Vida Blue | 210.7 | SFN |
| +032+ | 4.45 | Steve Stone | 235.7 | BAL |
| +040+ | 4.28 | Eddie Whitson | 198 | SFN |
| +041+ | 4.19 | Scott McGregor | 230.3 | BAL |
| +044+ | 4.08 | Bill Caudill | 115.7 | CHN |
| +048+ | 3.87 | Vern Ruhle | 139.7 | HOU |
| +052+ | 3.75 | Roger Erickson | 183.7 | MIN |
| +066+ | 3.45 | Scott Sanderson | 191.3 | WAS |
| +069+ | 3.36 | Tommy John | 244.7 | NYA |
| +079+ | 3 | Pat Zachry | 162.7 | NYN |
| +082+ | 2.96 | Mario Soto | 177 | CIN |
| +084+ | 2.92 | Floyd Bannister | 193.3 | SEA |
| +085+ | 2.88 | Ken Forsch | 209.7 | HOU |
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