The Pro Bowl lineman, who was in court Monday in Alabama, was unable to travel back to Rochester, New York because of bad weather. He is due back to St. John Fisher College on Tuesday.
"He’ll be with our weight room staff working out as soon as he gets here," coach Doug Marrone said Tuesday morning.
Dareus isn't expected to re-take the team's conditioning test until Thursday at the earliest, a team source told ESPN's Sal Paolantonio. He remains on the active/non-football injury list and has missed the first three practices of Bills camp.