Peelle started four of 16 contests in which he appeared in 2004. He totaled 10 receptions for 84 yards and a pair of scores on the season and recorded four stops on special teams. His first reception of season came on a 10-yard touchdown pass from Brees in 38-17 win over the Tennessee Titans on October 3. Peelle tallied his longest scoring reception of his NFL career in a 42-14 victory over the Raiders on October 31 with a 17-yard grab from Brees. Peelle had three receptions for a career-best 34 yards in first-round playoff game against the New York Jets on January 8, 2005.