List of 1998 box office number-one films in the United Kingdom List of 1998 box office number-one films in the United Kingdom List of 1998 box office number-one films in the United Kingdom

| _ | Weekend_End_Date | Film | Box_Office_ |
|---|---|---|---|
| 31 | August 2, 1998 | Lost in Space | £3,127,079 |
| 32 | August 9, 1998 | Armageddon | £2,732,785 |
| 33 | August 16, 1998 | Armageddon | £2,243,095 |
| 34 | August 23, 1998 | The X-Files | £2,506,148 |
| 35 | August 30, 1998 | The X-Files | £1,192,131 |
| 36 | September 6, 1998 | Lock, Stock and Two Smoking Barrels | £1,147,448 |
| 37 | September 13, 1998 | Saving Private Ryan | £2,704,522 |
| 38 | September 20, 1998 | Saving Private Ryan | £2,077,362 |
| 39 | September 27, 1998 | There`s Something About Mary | £2,076,411 |
| 40 | October 4, 1998 | There`s Something About Mary | £2,026,662 |
| 41 | October 11, 1998 | The Truman Show | £2,210,999 |
| 42 | October 18, 1998 | The Truman Show | £1,687,037 |
| 43 | October 25, 1998 | Small Soldiers | £1,137,725 |