The 2018 Buffalo Bills season was the franchise's 49th season in the National Football League, and the 59th overall. The season also marked the fourth full season under the ownership of Terry and Kim Pegula and their second under the head coach/general manager tandem of Sean McDermott and Brandon Beane. The team previously finished with a 9–7 record in 2017 and returned to the playoffs for the first time after having not been to the playoffs since 1999. After a 21–17 loss to the rival Miami Dolphins in Week 13, the Bills failed to match their 9–7 record from the previous season. They were officially eliminated from playoff contention the following week with a 27–23 loss to the New York Jets, ultimately finishing with a 6–10 record as numerous players from the previous season departed via t