August 2021
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
  Cray Wanderers vs Welling United | Pre-Season Friendly | Bromley Football Club London Borough of Bromley, London, Greater London, England, BR2 9EF, United Kingdom | ||
 Welling United vs Bromley | Pre-Season Friendly | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Havant & Waterlooville vs Welling United | Vanarama National League South | The Westleigh Martin Road, Havant PO9 5TH, United Kingdom | ||
 Welling United vs Hungerford Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 St Albans City vs Welling United | Vanarama National League South | Clarence Park Stadium 6 York Rd, St Albans AL1, UK | ||
 Welling United vs Concord Rangers | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK |
September 2021
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
 Welling United vs Slough Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Welling United vs Dartford | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK |
October 2021
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
 Chippenham Town vs Welling United | Vanarama National League South | Hardenhuish Park 34-36 A420, Chippenham SN15, UK | ||
 Welling United vs Braintree Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Hemel Hempstead Town vs Welling United | Vanarama National League South | Vauxhall Road Wilma Way, Hemel Hempstead HP2, UK | ||
| Welling United vs Hampton & Richmond | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Welling United vs Billericay Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK |
November 2021
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
 Bath City vs Welling United | Vanarama National League South | Twerton Park 98 Freeview Rd, Bath BA2 1DZ, UK | ||
 Welling United vs Tonbridge Angels | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Ebbsfleet United vs Welling United | Vanarama National League South | The Kuflink Stadium Stonebridge Road, Northfleet, Kent DA11 9GN |
December 2021
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
 Welling United vs Eastbourne Borough | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Dorking Wanderers vs Welling United | Vanarama National League South | Meadowbank Stadium 22 Mill Ln, Dorking RH4 1DX, UK | ||
 Welling United vs Dulwich Hamlet | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Maidstone United vs Welling United | Vanarama National League South | Gallagher Stadium James Whatman Way, Maidstone ME14 1LQ, UK |
January 2022
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
| Dulwich Hamlet vs Welling United | Vanarama National League South | Champion Hill Stadium 4 Abbotswood Rd, London SE22 8BD, UK | ||
| Welling United vs St Albans City | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
 Chelmsford City vs Welling United | Vanarama National League South | Melbourne Community Stadium 21 Tugby Pl, Chelmsford CM1 4XL, UK | ||
 Welling United vs Oxford City | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Braintree Town vs Welling United | Vanarama National League South | Cressing Road 27 Clockhouse Way, Braintree CM7 3RD, UK |
February 2022
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
| Dartford vs Welling United | Vanarama National League South | Princes Park Grass Banks, Dartford DA1 1LZ, UK | ||
| Welling United vs Chippenham Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Slough Town vs Welling United | Vanarama National League South | Arbour Park 204 Stokesay, Slough SL2 5AY, UK | ||
| Welling United vs Hemel Hempstead Town | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK |
April 2022
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
| Tonbridge Angels vs Welling United | Vanarama National League South | Longmead Stadium 72 Whitelake Rd, Tonbridge TN10 3TJ, UK | ||
| Welling United vs Ebbsfleet United | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Eastbourne Borough vs Welling United | Vanarama National League South | Priory Lane 61 Tolkien Rd, Eastbourne BN23 7AL, UK | ||
| Welling United vs Dorking Wanderers | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Welling United vs Havant & Waterlooville | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Hungerford Town vs Welling United | Vanarama National League South | Bulpit Lane Swimming Pool House, Bulpit Ln, Hungerford RG17 0AY, UK |
May 2022
| Date | Match | Time | League | Ground |
|---|---|---|---|---|
| Welling United vs Maidstone United | Vanarama National League South | Park View Road 1 Park View Rd, Welling DA16 1SY, UK | ||
| Concord Rangers vs Welling United | Vanarama National League South | The Aspect Arena 38 Thames Rd, Canvey Island SS8 0HH, UK |
