Southwest Airlines Co.

Southwest Airlines flies passengers between cities across the United States and to nearby countries like Mexico and Jamaica. The airline operates a fleet of Boeing 737 aircraft and serves 117 destinations. Beyond basic airfares, Southwest sells extras like upgraded boarding, checked baggage fees, and early check-in. The company also runs a frequent-flyer program called Rapid Rewards, offers in-flight snacks and entertainment, and provides services like transporting pets and unaccompanied children.