1979 Toronto Blue Jays season Game log June

| Date_ | Opponent | Score | Loss | Record |
|---|---|---|---|---|
| June 14 | Angels | 10–2 | Huffman (3–7) | 18–46 |
| June 15 | Athletics | 6–0 | Hamilton (2–1) | 19–46 |
| June 16 | Athletics | 3–2 | McCatty (4–2) | 20–46 |
| June 17 | Athletics | 10–9 | Heaverlo (2–7) | 21–46 |
| June 19 | @ Yankees | 5–4 | John (10–3) | 22–46 |
| June 20 | @ Yankees | 2–1 | Underwood (1–10) | 22–47 |
| June 20 | @ Yankees | 3–2 | Burris (1–3) | 23–47 |
| June 21 | @ Yankees | 3–1 | Lemanczyk (7–4) | 23–48 |
| June 22 | @ Red Sox | 12–1 | Jefferson (1–7) | 23–49 |
| June 23 | @ Red Sox | 4–3 (11) | Buskey (3–2) | 23–50 |
| June 24 | @ Red Sox | 8–4 | Huffman (4–8) | 23–51 |
| June 25 | Yankees | 3–1 | Clay (1–3) | 24–51 |
| June 26 | Yankees | 11–2 | Lemanczyk (7–5) | 24–52 |