The 2025 NFL preseason starts with the Pro Football Hall of Fame Game on Thursday, July 31, 2025, featuring the Detroit Lions vs. the Los Angeles Chargers. The regular preseason games for all other teams then begin the following week, starting on Thursday, August 7, 2025, and continue through three weeks until Sunday, August 24, 2025. The regular NFL season starts shortly after, on Thursday, September 4, 2025. To summarize:

• Preseason kickoff: July 31, 2025 (Hall of Fame Game)
• Full preseason weeks: August 7 to August 24, 2025
• Regular season starts: September 4, 2025

This schedule includes a total of three weeks of exhibition games following the Hall of Fame Game.