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

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

Southwest Airlines could be preparing for expansion after filing a request with the US DOT to fly more international routes.

Southwest Airlines announced the controversial decision to end its longstanding "Bags Fly Free" policy as well as its ...

If Southwest’s request to the DOT is approved, the expanded authority would give the carrier more flexibility to grow ...