Southwest Airlines Co. (NYSE:LUV) is one of the best affordable stocks to buy with good earnings growth. UBS cut the price target on Southwest Airlines Co. (NYSE:LUV) to $56 from $59 on March 23, reiterating a Buy rating on the shares. The firm told investors in a research note that jet fuel prices have risen toward $5/gallon on the Gulf Coast, which has prompted a preference for higher-quality airlines like Delta Air Lines (DAL) and United Airlines (UAL) with stronger margins. In the meantime, carriers wi ...