Regular season
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1960 | LV | 14 | 252 | 136 | 54.0 | 1738 | 12 | 12 | 20 | 6.9 | 71.8 |
| 1961 | LV | 14 | 366 | 190 | 51.9 | 2176 | 15 | 19 | 39 | 5.9 | 62.1 |
| 1963 | LV | 14 | 247 | 113 | 45.7 | 2101 | 20 | 13 | 34 | 8.5 | 80.7 |
| 1964 | LV | 14 | 200 | 98 | 49.0 | 1389 | 7 | 14 | 27 | 6.9 | 54.4 |
| 1965 | LV | 14 | 269 | 122 | 45.4 | 1593 | 14 | 11 | 18 | 5.9 | 64.9 |
| 1966 | LV | 14 | 306 | 151 | 49.3 | 2638 | 24 | 14 | 28 | 8.6 | 86.2 |
| 1967 | BUF | 14 | 64 | 22 | 34.4 | 260 | 0 | 8 | 7 | 4.1 | 8.1 |
| 1968 | BUF | 1 | 5 | 3 | 60.0 | 15 | 0 | 1 | 1 | 3.0 | 25.0 |
| 1969 | KC | 7 | 6 | 3 | 50.0 | 49 | 1 | 0 | 1 | 8.2 | 117.4 |