Leeds| 28 | | Recreation Gnd | | > | | Fri | 15 Jan 1988 | Bramley | 6 | Sheffield | 14 | C. Steele | McLaren | 578 | > |
| Fri | 15 Jan 1988 | Leigh Miners W. | 4 | Hunslet | 23 | | Hilton Park | | > |
| Challenge Cup - Qualifier
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|---|
| Sat | 16 Jan 1988 | Heworth | 11 | West Hull | 4 | | Wigginton Rd | | > |
| Challenge Cup - Prelim Round
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|---|
| Sun | 17 Jan 1988 | Carlisle | 8 | Whitehaven | 8 | R. Whitfield | Brunton Park | 1,867 | > |
| Sun | 17 Jan 1988 | Warrington | 48 | Huddersfield | 10 | K. Dockray | Wilderspool | 3,433 | > |
| Wed | 20 Jan 1988 | Whitehaven | 8 | Carlisle | 22 | R. Whitfield | Recreation Gnd | 2,614 | > |
| Challenge Cup - Round 1
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|---|
| Sat | 30 Jan 1988 | Wigan | 2 | Bradford N. | 0 | B. Simpson | Central Park | 9,825 | > |
| Sun | 31 Jan 1988 | Dewsbury | 10 | Widnes | 38 | A. Bowman | Crown Flatt | 1,980 | > |
| Sun | 31 Jan 1988 | Doncaster | 18 | Batley | 10 | C. Hodgson | Tattersfield | 1,442 | > |
| Sun | 31 Jan 1988 | Featherstone R. | 32 | York | 21 | J. Smith | Post Office Road | 1,870 | > |
| Sun | 31 Jan 1988 | Fulham | 4 | Mansfield | 16 | J. Holdsworth | Polytechnic | 712 | > |
| Sun | 31 Jan 1988 | Heworth | 4 | Halifax | 60 | | Wigginton Rd | | > |
| Sun | 31 Jan 1988 | Hull KR | 14 | Carlisle | 6 | F. Lindop | Craven Park | 2,908 | > |
| Sun | 31 Jan 1988 | Hunslet | 10 | Hull | 27 | D. Drinkwater | Elland Road | 1,892 | > |
| Sun | 31 Jan 1988 | Keighley | 30 | Workington | 4 | F. Tickle | Lawkholme Lane | 1,248 | > |
| Sun | 31 Jan 1988 | Leeds | 22 | Castleford | 14 | K. Spencer | Headingley | 14,757 | > |
| Sun | 31 Jan 1988 | Leigh | 12 | St Helens | 22 | K. Allatt | Hilton Park | 8,813 | > |
| Sun | 31 Jan 1988 | Rochdale H. | 6 | Barrow | 4 | S. Cross | Spotland | 964 | > |
| Sun | 31 Jan 1988 | Runcorn H. | 6 | Springfield B. | 8 | S. Haigh | Canal St | 550 | > |
| Sun | 31 Jan 1988 | Salford | 16 | Swinton | 6 | P. Haughton | The Willows | 3,425 | > |
| Sun | 31 Jan 1988 | Wakefield T. | 10 | Sheffield | 14 | N. Kesha | Belle Vue | 2,371 | > |
| Sun | 31 Jan 1988 | Warrington | 17 | Oldham | 6 | R. Tennant | Wilderspool | 6,642 | > |
| Challenge Cup - Round 2
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|---|
| Sat | 13 Feb 1988 | Warrington | 20 | St Helens | 24 | J. Holdsworth | Wilderspool | 5,969 | > |
| Sun | 14 Feb 1988 | Doncaster | 16 | Mansfield | 8 | J. Smith | Tattersfield | 1,912 | > |
| Sun | 14 Feb 1988 | Halifax | 30 | Rochdale H. | 6 | R. Tennant | Thrum | 6,538 | > |
| Sun | 14 Feb 1988 | Hull KR | 35 | Featherstone R. | 26 | J. McDonald | Craven Park | 4,743 | > |
| Sun | 14 Feb 1988 | Hull | 26 | Sheffield | 6 | D. Carter | Boulevard | 4,544 | > |
| Sun | 14 Feb 1988 | Keighley | 2 | Widnes | 16 | F. Lindop | Lawkholme Lane | 3,331 | > |
| Sun | 14 Feb 1988 | Salford | 12 | Springfield B. | 10 | R. Whitfield | The Willows | 2,352 | > |
| Sun | 14 Feb 1988 | Wigan | 30 | Leeds | 14 | K. Allatt | Central Park | 25,110 | > |
| Challenge Cup - Round 3
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|---|
| Sat | 27 Feb 1988 | Wigan | 10 | Widnes | 1 | J. Smith | Central Park | 18,079 | > |
| Sun | 28 Feb 1988 | Hull KR | 4 | Halifax | 26 | F. Lindop | Craven Park | 8,837 | > |
| Sun | 28 Feb 1988 | Hull | 27 | Doncaster | 12 | R. Whitfield | Boulevard | 6,659 | > |
| Sun | 28 Feb 1988 | Salford | 22 | St Helens | 18 | J. McDonald | The Willows | 7,964 | > |
| Challenge Cup - Semi Final
|
|---|
| Sat | 12 Mar 1988 | Wigan | 34 | Salford | 4 | J. Holdsworth | Burnden Park | 20,783 | > |
| Sat | 26 Mar 1988 | Halifax | 0 | Hull | 0 | J. McDonald | Headingley | 20,534 | > |
| Challenge Cup - Semi Final (Rep)
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|---|
| Wed | 30 Mar 1988 | Halifax | 4 | Hull | 3 | J. McDonald | Elland Road | 25,117 | > |
| Challenge Cup - Final
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|---|
| Sat | 30 Apr 1988 | Wigan | 32 | Halifax | 12 | F. Lindop | Wembley | 94,273 | > |