Playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1969 | DAL | 1 | 5 | 4 | 80.0 | 44 | 1 | 0 | 0 | 8.8 | 142.9 |
| 1971 | DAL | 3 | 51 | 31 | 60.8 | 321 | 3 | 0 | 10 | 6.3 | 98.6 |
| 1972 | DAL | 2 | 40 | 21 | 52.5 | 272 | 2 | 0 | 7 | 6.8 | 90.8 |
| 1973 | DAL | 2 | 37 | 18 | 48.6 | 269 | 2 | 6 | 10 | 7.3 | 51.4 |
| 1975 | DAL | 3 | 79 | 48 | 60.8 | 670 | 7 | 4 | 12 | 8.5 | 96.5 |
| 1976 | DAL | 1 | 37 | 15 | 40.5 | 150 | 0 | 3 | 4 | 4.1 | 19.0 |
| 1977 | DAL | 3 | 61 | 37 | 60.7 | 482 | 3 | 2 | 9 | 7.9 | 88.3 |
| 1978 | DAL | 3 | 72 | 37 | 51.4 | 459 | 5 | 3 | 8 | 6.4 | 77.3 |
| 1979 | DAL | 1 | 28 | 12 | 42.9 | 124 | 1 | 1 | 1 | 4.4 | 53.3 |