$1 Hot Dogs All Day 2/15 At Sonic Drive-In This post may contain affiliate links. Please see my full disclosure policy for details. February 15, 2016 15 Feb Pin0Share0TweetGoogle+0shares Yummy! Head to lunch or dinner at Sonic today, 2/15/16, where you can score $1 Hot Dogs all day long! No coupon is needed, just show up! See the details here.