Prices at the gas pump have dipped once again, and they're likely to drop even more, according to an industry expert.

Currently, the average price of a gallon of regular gasoline in the U.S. is $3.347, Patrick De Haan, head of petroleum analysis for GasBuddy, told FOX Business. 

On Sunday, De Haan noted that prices fell "to $3.349/gal, the lowest since Oct. 19" and that "more declines" are likely to follow in the coming days. 

De Haan told FOX Business on Monday that with "crude oil edging slightly higher, we may have slightly lower chances of seeing the national average fall under $3 [per gallon]." ... Read More: FOX Business