Here is a list of Vallie-Flagg's best fights. For a list of Vallie-Flagg's losses, refer to "Isaac Vallie-Flagg Losses".
On February 2, 2013 Isaac Vallie-Flagg faced off against Yves Edwards in a lightweight bout at age 34. He was coming in with a record of 14-3-1 (8), and Edwards was 36 years old and with a record of 42-18-1 (33). Vallie-Flagg won the fight via 3-round split decision.
On June 18, 2011 Isaac Vallie-Flagg faced off against Brian Melancon at age 33. He was coming in with a record of 12-3-1 (8), and Melancon was 29 years old and with a record of 5-1 (4). Vallie-Flagg won the fight via 3-round split decision.
On May 19, 2012 Isaac Vallie-Flagg faced off against Gesias Cavalcante in a lightweight bout at age 34. He was coming in with a record of 13-3-1 (8), and Cavalcante was 28 years old and with a record of 16-4-1 (12). Vallie-Flagg won the fight via 3-round split decision.
On February 28, 2004 Isaac Vallie-Flagg faced off against Danny Wren at age 25. He was coming in with a record of 1-1 (0). Vallie-Flagg won the fight via 2-round unanimous decision.
On October 13, 2007 Isaac Vallie-Flagg faced off against Abel Vargas at age 29. He was coming in with a record of 4-3 (3). Vallie-Flagg stopped Abel Vargas via submission.
On March 6, 2010 Isaac Vallie-Flagg faced off against Robert Simmons at age 31. He was coming in with a record of 9-3 (6). Vallie-Flagg stopped Robert Simmons via TKO.