Augusto Montaño has three losses against three opponents on his MMA record. For a list of Montaño's best fights, refer to "Best fights of Augusto Montaño".
On September 17, 2016 Augusto Montaño faced off against Belal Muhammad in a welterweight bout at age 31. He was coming in with a record of 15-3 (15), and Muhammad was 28 years old and with a record of 9-1 (3). Montaño lost the fight via 3rd-round TKO.
On June 13, 2015 Augusto Montaño faced off against Cathal Pendred in a welterweight bout at age 30. He was coming in with a record of 15-2 (15), and Pendred was 27 years old and with a record of 16-2-1 (6). Montaño lost the fight via 3-round unanimous decision.
On November 5, 2011 Augusto Montaño faced off against Sam Alvey in a middleweight bout at age 27. He was coming in with a record of 9-1 (9), and Alvey was 25 years old and with a record of 15-3 (10). Montaño lost the fight via 3-round unanimous decision.