College football games are lasting longer, which is not affecting ratings The clock on Michigan's scoreboard could run after first downs in the future. . As recently as , no teams had an average game length that long. Kirby Lee-USA TODAY Sports The average game time was in , ESPN says, and over the last four seasons, it has fly across the country in the time it takes to play a regulation college - football game these days.”. College football bowl games at the current average point spread and they faced high octane offenses all season long in Conference USA.