Saunders was also a member of the Arizona Cardinals, Seattle Seahawks, New Orleans Saints, New England Patriots, Chicago Bears, Hamilton Tiger-Cats, Houston Roughnecks, Ottawa Redblacks and Winnipeg Blue Bombers.
In 2011, he was named first-team All-Western Athletic Conference (WAC) after he had 1,065 yards on the year on 50 receptions, the ninth 1,000-yard receiving season in Fresno State history.
The New Orleans Saints signed Saunders to their 53-man roster on November 19, 2014, just one day after placing fellow rookie Brandin Cooks on injured reserve.
On September 1, 2015, the Saints traded Saunders to the New England Patriots for a conditional draft pick.
After two weeks, Saunders was promoted to the active roster to take the place of star receiver Terrence Toliver, who suffered a torn ACL during Hamilton's opening game of the 2017 season.
During his CFL debut on July 8, Saunders recorded 6 catches for 78 yards, making him the most productive receiver for the Ticats.
Saunders topped his performance the following week, again serving as Hamilton's most productive receiver by catching 5 passes for 147 yards and a touchdown in a loss to the BC Lions.
On December 21, 2018, Saunders and the Tiger-Cats agreed to a contract extension, preventing him from becoming a free agent two months later.
[17] After the CFL canceled the 2020 season due to the COVID-19 pandemic, Saunders chose to opt-out of his contract with the Redblacks on August 28, 2020.
[21] On April 14, 2022, Saunders came out of retirement and signed a two-year contract with the CFL's Winnipeg Blue Bombers.
[23] On May 26, 2022, it was reported by the Winnipeg Free Press that the Bombers parted ways with Saunders after he allegedly sexually assaulted a 22-year old woman during the May holiday weekend.