The "Southwest vs. United" debate usually comes down to corporate philosophy and hidden fees. Southwest is often viewed as "better" by budget-conscious travelers because of its "Bags Fly Free" policy, which allows two checked bags per passenger at no extra cost—a rarity in the modern airline industry where United might charge $35 or more per bag. Additionally, Southwest has no change or cancellation fees, offering immense flexibility; you simply get a travel credit if your plans shift. Southwest also lacks a rigid seat assignment system, which fans love because it allows for a "first-come, first-served" boarding process. While United offers a more traditional "hub and spoke" model with global reach and a dedicated First Class, Southwest’s friendly, "LUV"-centered culture and transparent pricing often win over domestic flyers.