AAA Auto Club Says It’s Costing Drivers More To Fill Up At The Pump This Week. The National Gas Price Average Is Standing At $2.49, The Most Expensive At The Beginning Of The New Year Since 2014. High Travel Volumes Over The Holidays Drove Up Gas Price Five Cents On The Week. Some Good News Though – Motorists Can Expect Gas Prices To Trend Cheaper This Month As We Are Likely To See A Significant Drop In Gas Demand.