2017 Arizona Cardinals season

The 2017 Arizona Cardinals season was the franchise's 98th season in the National Football League, their 30th in Arizona and 12th at University of Phoenix Stadium. It was also the fifth and final season under head coach Bruce Arians. The Cardinals played one road game in London at Twickenham Stadium against the Los Angeles Rams as one of the NFL London Games. They improved on a 7–8–1 season they had in 2016, finishing 8–8 as they spent most of the season alternating between wins and losses. However, they missed the playoffs for the second straight season.

Draft
Notes
 * The Cardinals received one compensatory selection — No. 179 overall.

Preseason
On February 23, 2017, the NFL announced that the Cardinals would play the Dallas Cowboys in the Pro Football Hall of Fame Game on Thursday, August 3, 2017, at the Tom Benson Hall of Fame Stadium in Canton, Ohio. The two teams also met during the regular season at the University of Phoenix Stadium.

Schedule
On December 13, 2016, the NFL announced that the Cardinals will play the Los Angeles Rams as one of the NFL International Series at Twickenham Stadium in London, England, with the Rams serving as the home team. It was the Cardinals' first appearance in the International Series, though the Cardinals played in Mexico in 2005 against the San Francisco 49ers. The game will occur during Week 7 on Sunday, October 22, and will be televised in the United States. The network and date were announced in conjunction with the release of the regular season schedule.

The remainder of the Cardinals' 2017 schedule, with exact dates and times, was announced on April 20. Note: Intra-division opponents are in bold text.

Week 1: at Detroit Lions
The Cardinals would lose star running back David Johnson to a wrist injury during the game. Afterwards, it was revealed that his dislocated his wrist, an injury that sent him to injured reserve on September 12 and would eventually keep him out for the rest of the season.

Week 6: vs. Tampa Bay Buccaneers
This was the debut of recently acquired veteran running back Adrian Peterson. He'd have a hot day that contributed to a Cardinal victory, rushing 26 times for 134 yards and 2 touchdowns. The performance would earn him NFC Offensive Player of the Week.

Week 7: at Los Angeles Rams
NFL London Games

The Cardinals lost Carson Palmer to an arm injury during the game. Shortly after, it was revealed that he broke his arm and would be out for the remainder of the season. It was also his last game he'd ever play in the NFL.

Week 17: at Seattle Seahawks
The Seahawks lost four out of five home games versus the Bruce Arians-led Cardinals; this one, combined with the Atlanta Falcons winning, eliminated Seattle for the first time since 2011. This was the last game for head coach Bruce Arians as he would retire the day after this game.