UK Weekend Box Office
UK Box Office 17th July, 1998
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) |  | Godzilla (1998) | £4,176,960 | £4,176,960 | £4,176,960 | new | 1 |
| 2 (1) |  | Six Days Seven Nights (1998) | £469,439 | £610,271 | £2,437,990 | -34% | 3 |
| 3 (3) |  | The Wedding Singer (1998) | £441,303 | £595,759 | £5,768,669 | -12% | 7 |
| 4 (2) |  | Grease (1978) 20th anniversary | £392,506 | £529,883 | £1,128,514 | -34% | 18 |
| 5 (new) |  | The Little Mermaid (1989) Rerelease | £265,968 | £265,968 | £265,968 | re | 9 |
| 6 (4) |  | City of Angels (1998) | £244,237 | £317,508 | £3,386,175 | -28% | 5 |
| 7 (14) |  | Barneys Great Adventure (1998) | £218,231 | £283,700 | £621,989 | 74% | 4 |
| 8 (5) |  | Sliding Doors (1998) | £157,779 | £228,780 | £8,843,871 | -27% | 12 |
| 9 (9) |  | Titanic (1997) | £93,850 | £631,390 | £66,532,770 | -28% | 26 |
| 10 (6) |  | Mad City (1998) | £91,491 | £132,662 | £341,934 | -56% | 2 |
| 11 (8) |  | The Object of My Affection (1998) | £57,038 | £77,001 | £949,721 | -65% | 4 |
| 12 (10) |  | Deep Impact (1998) | £53,585 | £75,019 | £8,152,458 | -56% | 10 |
| 13 (12) |  | Girls Night (1998) | £50,319 | £67,931 | £280,016 | -24% | 4 |
| 14 (7) |  | Mimic (1998) | £40,629 | £56,881 | £1,128,922 | -75% | 4 |
| 15 (15) |  | Love and Death On Long Island (1998) | £37,888 | £54,938 | £193,473 | -33% | 3 |