| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Bohemian Rhapsody | $12,479,936 | - | 1,250 | - | $9,983 | $12,479,936 | 1 | 20th Century Fox International | true | false |
| 2 | 1 | A Star Is Born | $2,760,153 | -26.7% | 634 | -29 | $4,353 | $24,687,169 | 4 | Warner Bros. | false | false |
| 3 | 5 | Smallfoot | $2,024,292 | +8.6% | 639 | +34 | $3,167 | $9,869,428 | 3 | Warner Bros. | false | false |
| 4 | 6 | Goosebumps 2: Haunted Halloween | $1,779,723 | +2.2% | 543 | +19 | $3,277 | $6,415,489 | 2 | Sony Pictures Releasing | false | false |
| 5 | - | The Hate U Give | $1,193,317 | - | 370 | - | $3,225 | $1,193,317 | 1 | 20th Century Fox International | true | false |
| 6 | 4 | Venom | $1,115,262 | -45.6% | 458 | -164 | $2,435 | $24,161,960 | 4 | Sony Pictures Releasing | false | false |
| 7 | 2 | Halloween | $1,063,069 | -68.8% | 301 | -229 | $3,531 | $6,148,640 | 2 | Universal Pictures International (UPI) | false | false |
| 8 | 3 | Johnny English Strikes Again | $982,383 | -55.3% | 322 | -280 | $3,050 | $17,220,546 | 4 | Universal Pictures International (UPI) | false | false |
| 9 | 7 | First Man | $372,371 | -78.5% | 252 | -350 | $1,477 | $8,704,087 | 3 | Universal Pictures International (UPI) | false | false |
| 10 | 21 | Hotel Transylvania 3: Summer Vacation | $234,956 | +322.5% | 404 | +234 | $581 | $25,367,402 | 14 | Sony Pictures Releasing | false | false |
| 11 | 9 | The House with a Clock in Its Walls | $187,520 | -18.7% | 325 | -90 | $576 | $10,326,105 | 6 | Entertainment One | false | false |
| 12 | 8 | Hunter Killer | $96,593 | -79.9% | 214 | -142 | $451 | $896,415 | 2 | Lionsgate | false | false |
| 13 | - | Serce nie sluga | $89,790 | - | 73 | - | $1,230 | $89,790 | 1 | Magnetes | true | false |
| 14 | - | Baazaar | $63,013 | - | 35 | - | $1,800 | $63,013 | 1 | B4U Motion Pictures | true | false |
| 15 | 10 | Night School | $60,985 | -73.2% | 58 | -108 | $1,051 | $5,658,541 | 5 | Universal Pictures International (UPI) | false | false |
| 16 | 15 | The Wife | $51,531 | -35.7% | 44 | -21 | $1,171 | $1,924,172 | 5 | Picturehouse Entertainment | false | false |
| 17 | 14 | Christopher Robin | $48,154 | -50.2% | - | - | - | $18,986,200 | 11 | Walt Disney Pictures | false | false |
| 18 | - | Beetlejuice 2018 Re-release | $43,404 | - | 100 | - | $434 | $43,404 | 1 | Warner Bros. | true | false |
| 19 | 24 | Incredibles 2 | $32,632 | -6.5% | - | - | - | $72,989,401 | 16 | Walt Disney Pictures | false | false |
| 20 | 23 | King of Thieves | $31,146 | -31.4% | 42 | -24 | $741 | $7,627,086 | 7 | Myndform | false | false |
| 21 | - | Utoya: July 22 | $24,283 | - | 25 | - | $971 | $24,283 | 1 | Modern Films | true | false |
| 22 | - | Katie | $20,287 | - | 27 | - | $751 | $20,287 | 1 | - | true | false |
| 23 | 22 | A Simple Favor | $16,119 | -69.5% | 58 | -34 | $277 | $6,674,196 | 6 | Lionsgate | false | false |
| 24 | - | Possum | $11,596 | - | 7 | - | $1,656 | $11,596 | 1 | Bulldog Film Distribution | true | false |
| 25 | 30 | Cold War 2018 Re-release | $11,328 | +11% | 8 | - | $1,416 | $1,398,562 | 9 | Curzon Film Distributors | false | false |
| 26 | - | An Evening with Beverly Luff Linn | $10,107 | - | 8 | - | $1,263 | $10,107 | 1 | Picturehouse Entertainment | true | false |
| 27 | - | 5 Weddings | $7,912 | - | 8 | - | $989 | $7,912 | 1 | - | true | false |
| 28 | - | The Guilty | $6,509 | - | 8 | - | $813 | $6,509 | 1 | Signature Entertainment | true | false |
| 29 | 26 | BlacKkKlansman | $6,323 | -56.9% | 7 | -8 | $903 | $8,290,495 | 10 | Universal Pictures International (UPI) | false | false |
| 30 | - | Bad Reputation | $5,622 | - | 4 | - | $1,405 | $5,622 | 1 | Periscoop Film | true | false |
| 31 | - | Don't Worry, He Won't Get Far on Foot | $5,426 | - | 11 | - | $493 | $5,426 | 1 | MUBI | true | false |
| 32 | 33 | The Little Stranger | $4,591 | -16.8% | 8 | -3 | $573 | $976,326 | 6 | 20th Century Fox International | false | false |
| 33 | - | The Necromancer | $4,012 | - | 30 | - | $133 | $4,012 | 1 | Stronghold | true | false |
| 34 | 31 | The Intent 2: The Come Up | $3,490 | -57% | 6 | -3 | $581 | $563,756 | 6 | Vertigo Films | false | false |
| 35 | 29 | Mamma Mia! Here We Go Again | $2,590 | -75.4% | 10 | -14 | $259 | $85,095,573 | 15 | Universal Pictures International (UPI) | false | false |
| 36 | 37 | The Children Act | $2,326 | +7.7% | 68 | +40 | $34 | $3,608,018 | 10 | Entertainment One | false | false |
| 37 | - | Donkeyote 2018 Re-release | $2,192 | - | 3 | - | $730 | $2,192 | 1 | N/A | true | false |
| 38 | 39 | Matangi/Maya/M.I.A | $2,188 | +76.3% | 4 | +2 | $547 | $169,006 | 6 | Periscoop Film | false | false |
| 39 | - | The Evil Dead 2018 Re-release | $2,073 | - | 4 | - | $518 | $2,073 | 1 | Park Circus | true | false |
| 40 | 40 | Yardie | $708 | -41.3% | 5 | -2 | $141 | $1,474,400 | 9 | StudioCanal | false | false |
| 41 | 43 | Grace and Goliath | $625 | -34.3% | 3 | -1 | $208 | $16,528 | 4 | Independent Films | false | false |
| 42 | 35 | Puzzle | $507 | -81.8% | 1 | -4 | $507 | $110,023 | 8 | Sony Pictures Releasing | false | false |
| 43 | 46 | Ant-Man and the Wasp | $379 | -43.1% | - | - | - | $22,940,866 | 13 | Walt Disney Pictures | false | false |
| 44 | 36 | Mission: Impossible - Fallout | $372 | -83.6% | 1 | -3 | $372 | $31,301,649 | 14 | Paramount Pictures International | false | false |
| 45 | 44 | Redcon-1 | $158 | -83.3% | 1 | -1 | $158 | $22,787 | 5 | Intense Productions | false | false |
| 46 | 51 | Sherlock Gnomes | $144 | -36% | 1 | - | $144 | $12,130,000 | 25 | Paramount Pictures International | false | false |
| 47 | - | Sink | $118 | - | 1 | - | $118 | $3,187 | 3 | Verve Pictures | false | false |
| 48 | 50 | Nureyev: Lifting the Curtain | $94 | -75.4% | 1 | - | $94 | $93,528 | 6 | - | false | false |
