When queries are made to find out the question of how long is halftime nfl, they normally refer to the intermission between quarters two and three in the National Football League. There are an average of 12 minutes of halftime in most regular games. Television broadcasts might be a little longer, however, due to advertisements and commentary parts. At this period, teams are ready to play the second part of the game, and the fans watch the best moments and highlights of the first part of the game.