The youngster signed his first professional contract with his dad’s former club last summer after joining the academy in 2018 and was previously on the books of Manchester City and Valencia.
He was a regular for the Red Devils’ Under 23 side this season but has decided to make the switch to America in search of regular playing time.
Harvey Neville has left Manchester United to join his dad Phil at David Beckham’s Inter Miami
The 18-year-old, pictured with Gonzalo Higuain, has been training with the MLS side
According to The Sun, he will initially join Inter Miami’s sister team Fort Lauderdale CF once he sorts his visa.
Fort Lauderdale play in the USL Championship, the tier below the MLS, but the defender will be hoping to make the step up to the first-team.
Like his father and uncle Gary, Harvey plays at full-back but he can also operate in midfield.
The full-back confirmed his United exit by posting a training photo on Instagram
He had been in the Red Devils’ academy since 2018 but did not make a first-team appearance
He was pictured training in South Florida alongside former Real Madrid and Chelsea forward Gonzalo Higuain.
And youngster confirmed his United exit by posting a photo of him in the club’s gear on Instagram and updating his social media profiles.
The caption read: ‘Let’s go @intermiamicf’ and was liked by Beckham and several of United’s academy players.
Beckham appointed his former team-mate Neville as manager in January after the 44-year-old left his job as England Women boss.
He has already added a handful of English players including former Stoke City defender Ryan Shawcross and Sunderland striker Mitch Curry.
West Brom’s Kieran Gibbs is also set to join the club at the end of the Premier League season.
Miami are currently sixth in the MLS Eastern Conference with one win, one draw and one defeat from their opening three games.