There is no question Delta Air Lines (DAL)is having a good year in the markets. Up 30% in 2024 and 55% over the past six months, it is definitely on a roll. Both technical and fundamental indicators suggest its stock is worth owning. The Barchart Technical Indicator rates it a Strong Buy. Further, all 17 analysts covering Delta also rate it a Strong Buy (5.00 out of 5) with a target price of $58.35, 11% higher than where it’s currently trading. I believe Delta is the best U.S. airline stock to buy. However, that’s not the point of this commentary. It’s Friday, which means I’m talking about unu…