It has been more than a decade since U.S. drivers paid so little to fuel up for that last road trip of summer.

The national average price of gasoline this Labor Day weekend will be its lowest at this time of year since 2004, a result of low oil prices and a quiet hurricane season that has allowed refineries to churn out gasoline and diesel.

"The year of cheap fuel continues," said Tom Kloza, chief oil analyst at the Oil Price Information Service.

The national average price of gasoline fell to $2.44 Thursday, nearly $1 a gallon cheaper than last year.... Read More: ABC News