Heinicke completed his only two passes for 24 yards in Sunday's loss to the Steelers after entering the game late in the second half for Justin Herbert, who was spotted leaving the stadium in a walking boot.
Heinicke (coach's decision) is inactive for Sunday's game against the Panthers.
The Falcons traded Heinicke to the Chargers on Wednesday, Dianna Russini of The Athletic reports.
Heinicke took a pay cut in March to stay with the Falcons, reducing his $5 million base salary to $1.21 million, ESPN.com's Michael Rothstein reports.
Heinicke is poised to drop to No. 3 on Atlanta's depth chart with the team slated to sign Kirk Cousins (Achilles), Michael Rothstein of ESPN reports.
Heinicke (ankle) is inactive for Sunday's matchup against the Saints, but he'll operate as the emergency quarterback, Tori McElhaney of the Falcons' official site reports.
Heinicke (ankle) remains questionable for Sunday's game against the Saints but is hopeful to play, Ian Rapoport of NFL Network reports.
The Falcons list Heinicke (ankle) as questionable for Sunday's game against the Saints, Tori McElhaney of the Falcons' official site reports.
Heinicke (ankle) practiced in a limited fashion Thursday, Amna Subhan of the Falcons' official site reports.
Heinicke (ankle) will be a limited participant at practice Wednesday, Michael Rothstein of ESPN.com reports.