The 2020 NFL season started on Thursday, September 10, 2020, with the Houston Texans visiting the defending Super Bowl LIV champion Kansas City Chiefs in the NFL Kickoff Game. For comparison, the 2025 NFL season is scheduled to begin on Thursday, September 4, 2025, with the Philadelphia Eagles (the reigning Super Bowl champions then) hosting the Dallas Cowboys in the NFL Kickoff Game.
So, specifically for the year 2020, the NFL season started on September 10.
