Average gasoline prices in Louisiana have fallen 7.6 cents per gallon in the last week, averaging $2.71/g today, according to GasBuddy’s survey of 2,436 stations in Louisiana. Prices in Louisiana are 40.4 cents per gallon lower than a month ago and stand 29.1 cents per gallon lower than a year ago. The national average price of diesel has fallen 14.1 cents in the last week and stands at $4.77 per gallon.