Southwest Airlines Co. plunged after the carrier said it expects economic turmoil to wipe out as much as $1 billion of its ...

Wall Street investors punished Southwest for chopping its 2025 profit outlook by up to 65%, as the carrier’s executives implement changes driven by its activist investor.

A looming 30% U.S. tariff on EU imports threatens to disrupt global aircraft deliveries, spike airline costs, and escalate ...

Southwest Airlines on Wednesday posted second-quarter earnings and revenue that fell short of Wall Street’s estimates but ...