Fernando notched eight points (4-9 FG), 13 rebounds, two assists and two blocks over 18 minutes off the bench during Tuesday's 99-85 loss to Milwaukee.
The Raptors signed Fernando to a non-guaranteed contract Friday, Blake Murphy of Sportsnet.ca reports.
The Hawks waived Fernando on Saturday, Shams Charania of The Athletic reports.
Fernando and the Hawks intend to push back the guarantee deadline on his contract to July 10, Lauren L. Williams of The Atlanta Journal-Constitution reports.
Fernando contributed 12 points (3-5 FG, 6-6 FT), two rebounds and one assist over 21 minutes during Sunday's 157-115 loss to Indiana.
Fernando will start Sunday's game against the Pacers, Dustin Dopirak of The Indianapolis Star reports.
Fernando posted 25 points (11-14 FG, 0-1 3Pt, 3-4 FT), six rebounds, one assist and one block over 26 minutes during Saturday's 132-91 victory over the Hornets.
Fernando had six points (3-5 FG), 11 rebounds, two assists, three blocks and two steals across 22 minutes during Sunday's 116-103 loss to the Pelicans.
Fernando is in the starting lineup for Wednesday's matchup with Charlotte, Sam Perley of the Hornets' official site reports.
Fernando (illness) is available for Monday's game against the Bulls.