The biggest low-fare airlines in the U.S. are banding together in an association that’s meant to defend their interests.

Southwest Airlines Co.'s shift from low-cost roots risks long-term profitability amid stagnant air travel demand. Click for ...

You can’t take all those miles and credit-card points with you. But a little planning can help you leave them behind.

Elon Musk lobbed a grenade at congressional Republicans’ “big, beautiful bill,” this afternoon, trashing the House-passed ...