In 1977, Welling moved to the Park View Road ground, which had previously belonged to the then-defunct Bexley United.

The next season, they defeated Carshalton Athletic 3–2 at home to reach the second round proper, then losing to Bath City 1–0 at Park View Road.

In 1988–89, Welling United made their only third round proper appearance to date, losing 1–0 at Park View Road to Blackburn Rovers.

Terry Robbins joined the club in 1986, coinciding with the beginning of the team's period of FA Cup success.

In the 2003–04 season, under the management of former England World Cup player Paul Parker, the Wings finished in the top half of the Southern League Premier Division and was therefore able to claim a place in the newly formed Conference South.

After a poor start to the 2009–10 season Ford resigned, stating he didn't think he could achieve what he wanted on the current budget.

On 12 August 2010, the club was served with a winding-up petition by HM Revenue and Customs (HMRC), due for a hearing later that month.

During this period, in a Football Conference Hearing on 16 September 2010, Welling United admitted to a misconduct charge in connection with the outstanding HMRC debt.

He was replaced by Jake Gallagher and Jamie Turner as caretakers, but on 21 December it was announced that Jody Brown of Grays Athletic would become manager.

Following an impressive run of results, Fazakerley steered the team out of the relegation zone and to 20th place, above Alfreton Town on goal difference.

[4] On 25 January 2016 Loui Fazakerley was sacked after 10 months in charge, with the club in the National League relegation zone and was replaced with former first team coach Dean Frost, along with and Barry Ashby as assistant manager.

Frost's first match in charge was away against FC Halifax Town and finished 1–1, Welling's first goal and point at The Shay.

Assisted by Tristan Lewis, Dyer guided Welling for the remainder of the season, and finished the 2016–17 campaign with a 2–0 loss to Dover Athletic in the Kent Senior Cup final.

With the season ended three days earlier, and the club missing out on a play-off berth, it was announced on 1 May 2018 that Coyle had stepped down from his role as first-team manager.

[7] On 3 May 2018, Director of Football, Tristan Lewis also left for pastures new, with the club singling out his work; in establishing their academy, and co-managing the team alongside Mark Goldberg, Harry Wheeler, Alex Dyer and Jamie Coyle, for praise.

In the semi-final at Park View Road, Welling defeated Chelmsford City 3-2 courtesy of a 96th-minute penalty by Brendan Kiernan.

Feeney was permanently appointed by the new board to build a more competitive squad for 2022–23, however, despite generous backing from the club, he was only able to achieve a bottom-half finish.

Unpopular with supporters, he left the club in June 2023 to take up the vacant managerial post at Glentoran in his native Northern Ireland.

As a result of severe storms and gale-force winds in December 2006, the floodlights at Park View Road were damaged.

In particular the hospitality areas at the ground were fully refitted to cater for match-days, and non-football related events and private bookings.

† – deducted 5 points for financial irregularities * – average of games where crowds were permitted Welling United's first trophies were in the 1985–86 season, where they won both the Kent Senior Cup and the Southern League, earning themselves a promotion to the Conference South.