Domestic Box Office For September 1989
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sea of Love | $58,571,513 | 1,439 | $10,017,840 | 17.1% | 1,246 | Sep 15 | - | Universal Pictures |
| 2 | Black Rain | $46,212,055 | 1,760 | $9,677,102 | 20.9% | 1,610 | Sep 22 | - | Paramount Pictures |
| 3 | Kickboxer | $14,697,005 | 973 | $4,134,098 | 28.1% | 973 | Sep 8 | - | Cannon Film Distributors |
| 4 | Johnny Handsome | $7,237,794 | 813 | $2,437,642 | 33.7% | 812 | Sep 29 | - | TriStar Pictures |
| 5 | Relentless | $6,985,999 | 836 | $2,838,177 | 40.6% | 835 | Sep 1 | - | New Line Cinema |
| 6 | Shirley Valentine | $6,056,912 | 8 | $245,422 | 4.1% | 8 | Sep 1 | - | Paramount Pictures |
| 7 | A Dry White Season | $3,766,879 | 316 | $202,507 | 5.4% | 17 | Sep 20 | - | Metro-Goldwyn-Mayer (MGM) |
| 8 | In Country | $3,531,971 | 606 | $36,505 | 1% | 4 | Sep 15 | - | Warner Bros. |
| 9 | Erik the Viking | $1,932,642 | 269 | $68,543 | 3.5% | 22 | Sep 22 | - | Orion Pictures |
| 10 | Bloodfist | $1,770,082 | 54 | $89,132 | 5% | 54 | Sep 22 | Dec 21 | Concorde Pictures |
| 11 | True Love | $1,354,268 | - | - | - | - | Sep 15 | - | Metro-Goldwyn-Mayer (MGM) |
| 12 | Apartment Zero | $1,267,578 | 22 | $21,823 | 1.7% | 1 | Sep 15 | - | Skouras Pictures |
| 13 | Queen of Hearts | $1,236,844 | - | - | - | - | Sep 20 | - | Cinecom Pictures |
| 14 | Welcome Home | $1,029,822 | - | - | - | - | Sep 29 | - | Columbia Pictures |
| 15 | The Girl in a Swing | $747,013 | - | - | - | - | Sep 29 | Mar 1 | Miramax |
| 16 | Night Game | $337,812 | - | - | - | - | Sep 15 | Sep 28 | Trans World Entertainment (TWE) |
| 17 | Heavy Petting | $272,371 | 11 | $69,007 | 25.3% | 10 | Sep 22 | Dec 14 | Skouras Pictures |
| 18 | Weapons of the Spirit | $232,981 | 4 | $18,580 | 8% | 1 | Sep 1 | Apr 26 | First Run |
| 19 | The Big Picture | $117,463 | 8 | $33,071 | 28.2% | 3 | Sep 15 | Oct 19 | Columbia Pictures |
