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

Southwest Airlines added 31 new flights for the Super Bowl in New Orleans with most tickets costing more than $500, while ...

Delta Air Lines is dropping nonstop service to two Central American destinations from a key West Coast hub — but launching ...

Carbon Analysis: As U.S. ‘Big Four’ Improve, Southwest Still On Top is published in Aviation Daily, an Aviation Week ...

Even if you’re a Delta fan, you might remember that last July, Delta Air Lines suffered a big hit when it canceled roughly ...

Southwest Airlines posted a profit in the fourth quarter as bookings during the holidays were better than expected.

ATLANTA - For a fourth year in a row, Atlanta-based Delta Air Lines has been named the Wall Street Journal's top U.S. airline ...