When Does Nfl Start 2025 Season. Nfl free agency starts on march 12. The official start of the 2025 nfl league year is march 12 at 4:00 pm/et.

Specific dates, start times, and networks for week 18 matchups will be determined and announced following the conclusion of week 17. Here are the home and away opponents for every team in the 2025 nfl regular season.