Grant Holt will have a medical at Wigan after a fee was agreed a £4million fee for the 32-year-old Norwich striker, according to BBC Cumbria.
Holt would become Owen Coyle's seventh summer signing, joined the Canaries from Shrewsbury in 2009, and scored eight goals in 38 appearances last season.The initial fee could rise if Wigan were to get promoted this season.
The Latics signed former West Bromwich Albion and Celtic striker Marc-Antoine Fortune on Friday.
Fortune's former West Brom team-mate, goalkeeper Scott Carson, completed his move from Bursaspor to the FA Cup winners on Thursday, as Coyle looks to rebuild a side looking to regain their top-flight status.
James Perch, Chris McCann, Stephen Crainey and Thomas Rogne have also recently agreed moves to the DW Stadium.
Norwich were in League One when Holt signed from Shrewsbury and was a key member as the Canaries secured back-to-back promotions.