| 2018-07-24 19:45:4924th July 2018 |   Dover vs Welling United | 1 - 0 | Pre-Season Friendly | Crabble Athletic Ground | Report |
- |
| 2018-07-30 19:30:3530th July 2018 |  Welling United vs Millwall | 0 - 1 | Pre-Season Friendly | Park View Road | Report |
- |
| 2018-07-31 19:45:3731st July 2018 |  Dorking vs Welling United | 2 - 3 | Pre-Season Friendly | Meadowbank Stadium | Report |
- |
| 2018-08-04 15:00:534th August 2018 |  Welling United vs Dulwich Hamlet | 2 - 0 | Vanarama National League South | Park View Road | Report |
1,057 |
| 2018-08-07 19:45:577th August 2018 |  Eastbourne vs Welling United | 1 - 0 | Vanarama National League South | Priory Lane | Report |
585 |
| 2018-08-11 15:00:4811th August 2018 |  Chippenham Town vs Welling United | 1 - 4 | Vanarama National League South | Hardenhuish Park | Report |
498 |
| 2018-08-14 19:45:4714th August 2018 |  Welling United vs Billericay Town | 0 - 3 | Vanarama National League South | Park View Road | Report |
742 |
| 2018-08-18 15:00:0718th August 2018 |  Truro City vs Welling United | 2 - 2 | Vanarama National League South | Plainmoor | Report |
159 |
