| pos. | Title | Gross | |
|---|---|---|---|
| 1 |  | Rain Man (1989) | $102,337,848 |
| 2 |  | Indiana Jones and the Last Crusade (1989) | $80,415,868 |
| 3 |  | Back to the Future Part II (1989) | $78,411,095 |
| 4 |  | Ghostbusters II (1989) | $58,765,089 |
| 5 |  | Twins (1989) | $53,108,882 |
| 6 |  | Harlem Nights (1990) | $49,476,458 |
| 7 |  | Look Who's Talking (1990) | $44,245,097 |
| 8 |  | Beaches (1989) | $42,950,849 |
| 9 |  | Working Girl (1988) | $42,334,030 |
| 10 |  | Batman (1989) | $42,254,493 |
| 11 |  | Star Trek V: The Final Frontier (1989) | $38,283,592 |
| 12 |  | Dead Poets Society (1989) | $35,586,555 |
| 13 |  | Three Fugitives (1989) | $35,061,826 |
| 14 |  | National Lampoons Christmas Vacation (1990) | $33,643,086 |
| 15 |  | Bill & Teds Excellent Adventure (1989) | $31,728,748 |
| 16 |  | Steel Magnolias (1990) | $30,700,611 |
| 17 |  | The 'Burbs (1989) | $30,070,017 |
| 18 |  | The Little Mermaid (1989) | $28,941,871 |
| 19 |  | Dangerous Liaisons (1989) | $27,215,410 |
| 20 |  | Mississippi Burning (1989) | $26,549,945 |