Despite pressure to cut costs and an activist investor campaign, Southwest reported a healthy profit for the fourth quarter.

Southwest Airlines Co. warned that costs will climb faster than expected as it grapples with heavy labor expenses, ...

Southwest Airlines reports strong Q4 performance with record revenue but misses revenue expectations, plans $750M share ...

Southwest Airlines said Thursday it swung to a fourth-quarter profit of 42 cents a share from a year-ago loss of 42 cents a ...

Southwest's results echo sentiments laid out by Delta Air Lines, which reported quarterly results earlier in the month. Delta said demand accelerated throughout the fourth quarter, with a handful of ...