On September 11, 2017, Jordan made four combined tackles, a pass deflection, and a sack in the Saints' 29–19 loss at the Minnesota Vikings. His sack brought his career total to 47.5 sacks, which was enough to surpass Charles Grant as eighth in franchise history. On October 15, 2017, Jordan made four combined tackles, two sacks, and made an interception for his first career touchdown during a 52–38 win against the Detroit Lions in Week 6. Jordan intercepted a pass by quarterback Matthew Stafford, that was originally intended for tight end Eric Ebron, and scored a touchdown in the fourth quarter. His performance against the Lions earned him NFC Defensive Player of the Week. On November 5, 2017, he collected a season-high seven combined tackles and 1.5 sacks during a 30–10 win against the Tampa Bay Buccaneers. On December 19, 2017, Jordan was selected to the 2018 Pro Bowl, marking the third selection of his career. He started all 16 games and made 62 combined tackles (48 solo), a career-high 13 sacks, 11 pass deflections, two forced fumbles, an interception, and a touchdown. Jordan earned an overall grade of 96.2 from Pro Football Focus, which was the highest grade among all qualifying edge rushers in 2017. The Saints finished with a 11-5 record and won the NFC South. In the Wild Card Round against the Carolina Panthers, he had three combined tackles and two passes defensed in the 31–26 victory. In the loss to the Minnesota Vikings, he had two combined tackles in the Minneapolis Miracle. He was ranked 26th by his fellow players on the NFL Top 100 Players of 2018.