(Las Vegas, NV) – Las Vegas drivers are getting a little bit of a break from rising gas prices. AAA says today’s average for a gallon of regular in Sin City is $3.94. That’s about the same as yesterday, and down a penny from a week ago. The national average is $3.90. But drivers are still paying seven cents more than last month. In Reno, the average price for regular is $4.02.