Average US price of gas up 14 cents a gallon to $2.64February 21, 2021 GMTCAMARILLO, Calif. (AP) — The average U.S. price of regular-grade gasoline jumped 14 cents a gallon over the past two weeks to $2.64. Industry analyst Trilby Lundberg of the Lundberg Survey said Sunday that gas prices will likely continue to rise as crude oil costs remain high.The price at the pump has climbed 46 cents since Nov. 20.