Southwest Airlines, the largest carrier serving Milwaukee Mitchell International Airport, is revamping its fare bundles as it embraces a series of big changes. These changes include introducing assigned seats,

Southwest Airlines unveiled new fare bundles this week, giving fliers a first look at how different fares will determine seat selection, checked bag charges, refunds and more. The new bundles are a shift from the usual tickets that range from the cheapest Wanna Get Away fares to the more luxurious Business Select fares.