1989 Toronto Blue Jays season Game log June

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| June 12 | Tigers | 5 - 4 (11) | Gibson (2-4) | 48531 | 27-34 |
| June 13 | @ Brewers | 4 - 3 | Plesac (2-3) | 15469 | 28-34 |
| June 14 | @ Brewers | 6 - 1 | Krueger (2-1) | 14808 | 29-34 |
| June 15 | @ Brewers | 6 - 4 | Key (6-6) | 16964 | 29-35 |
| June 16 | Mariners | 4 - 3 | Schooler (1-1) | 48363 | 30-35 |
| June 17 | Mariners | 3 - 2 | Jackson (2-1) | 48336 | 31-35 |
| June 18 | Mariners | 8 - 2 | Wills (0-1) | 48329 | 31-36 |
| June 19 | @ Angels | 8 - 1 | Finley (7-6) | 24430 | 32-36 |
| June 20 | @ Angels | 6 - 2 | McCaskill (7-4) | 23956 | 33-36 |
| June 21 | @ Angels | 6 - 1 (14) | Minton (1-2) | 24259 | 34-36 |