Gas Prices Across Much Of The Area Remain Relatively Steady This Week, With Prices Wobbling Up Or Down Two Cents A Gallon. The National Average For Regular Unleaded Gas Is $2.22 Per Gallon. Tammy Arnette With AAA Mid Atlantic Said Rising Crude Oil Prices Are Influencing Gas Prices This Week.. Virginia Motorists Are Paying On Average $2.10 A Gallon This Week While Tri Cities Drivers Are Paying $2.07, Up From $2.11 Last Week.