Norwich Under 14 player Andrew Howell was called up in February 2003, along with teammate Seb Muddell, to attend England international trials at Lilleshall. He progressed to Norwich's Under-16 squad. In March 2005, it was reported that Andrew was to join QPR at the start of next season as a first year trainee. Andrew can play either as a left sided central defender or at left back.

He made his professional debut for the QPR First Team in their 3-2 win over Northampton Town in the 1st Round of the League Cup in August 2006. He was a regular in QPR's reserves during 2007/8 but was loaned out to Wealdstone in February 2008 until the end of the season

Andrew was released by QPR in the summer of 2008

After spending the 2008/9 season with Tooting & Mitcham United where he was player of the year, Howell signed for Braintree Town on 11th June 2009

He later joined Gorleston before moving to Wroxham in June 2014.