Southwest Airlines disclosed an unexpected profit for the third quarter on Wednesday, driven by a resurgence in travel demand, and projected record sales for the coming quarter. However, fleet retrofitting delays and the fallout from the U.S. government shutdown prompted the airline to lower its quarterly revenue estimates.

Travel bookings saw an uptick starting early July, with significant improvements noted in business travel. Southwest predicts this trend will contribute to expanded fourth-quarter margins. After-hours trading saw the company's shares gain more than 3%.

Contrasting impacts from seat supply limitations and financial difficulties of competitors like Spirit Airlines have reinforced Southwest's pricing power. Nevertheless, the company reduced its growth expectations for fo

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