Swansea. A difficult period for the club, Britton played under four managers within the space of five months and eventually asked to return to his former employer, stating that his previous transfer had been a "mistake" and that he "should never have left Swansea". The Blades admitted that he had never settled in South Yorkshire and agreed to let him return to Wales after only 26 appearances for the club. Return to Swansea Britton re-signed for Swansea City for what the Blades described as an "undisclosed fee" during the January transfer window despite the Swans insisting no fee was involved. The fee was clause based and included up to £400,000 depending on appearances and Swansea's promotion to the Premier League. Britton's second Swansea City debut came in a draw with Barnsley on 20 January 2011. He scored his first goal of the season (his first goal in three and a half years) against his former employers Sheffield United in the final match of the regular season. The 2010–11 season ended with Swansea City being promoted to the Premier League for the first time in their history following a 4–2 victory over Reading in the Championship Play-off Final at Wembley Stadium. Britton started the match at Wembley and completed 77 minutes before being substituted by Mark Gower. Following Swansea's promotion, Britton made his Premier League debut in a 4–0 loss against Manchester City on 15 August 2011 where he played in the central midfield. Britton stated he would like to finish his career with the club and admitted he cannot imagine playing elsewhere. On 30 March 2012, Britton signed a contract extension at Swansea City, contracting him until the end of the 2015 campaign. On 5 February 2013, Britton signed a one-year contract extension on improved terms with Swansea City, keeping at the club until June 2016. Later that month, Britton played as Swansea beat Bradford City 5–0 in the 2013 League Cup Final at Wembley Stadium. On 11 May 2018, it was announced that Britton would retire from professional football after the end of the 2017–18 season. He opted to become a club ambassador following Swansea City's relegation to the Championship. Llanelli Town In January 2019, Britton returned to football, joining Welsh Premier League side Llanelli Town. He made his debut for the club in a 2–1 win over Llandudno. On 2 February 2019, in a 0–0 draw away at