1989 Oakland Athletics season Game log May

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| May 29 | @ Red Sox | 3 – 2 (10) | Welch (6–4) | 33344 | 33–17 |
| May 30 | @ Red Sox | 4–2 | Smithson (2–4) | 31407 | 34–17 |
| May 31 | @ Red Sox | 4 – 3 (10) | Plunk (1–1) | 33510 | 34–18 |