Southwest Airlines received the fewest complaints, while Frontier Airlines received the most, according to the CoPIRG report.

Southwest Airlines (LUV) shares were on track for seven straight sessions of gains on Thursday, as the stock rose 1.8% to $31 ...

Complaints against U.S. airlines soared to a record high in 2024 as carriers struggle with flight cancellations and delays, ...

If flights are cut amid a strong demand for air travel, passengers may face "extra-crowded" airports and "connection-busting ...