Southwest Airlines (LUV) came out with quarterly earnings of $0.58 per share, beating the Zacks Consensus Estimate of $0.50 per share. This compares to earnings of $1.09 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 16%. A quarter ago, it was expected that this airline would post a loss of $0.34 per share when it actually produced a loss of $0.36, delivering a surprise of -5.88%.Over the last four quarters, the company has s ...