Southwest Airlines, known for free bags and open seating, is overhauling policies, leaving loyalists questioning if it’s still the airline they loved.

Southwest built its brand on being a customer-friendly alternative to its competitors, and changing its free checked bag policy risks it becoming just another airline.

Spirit Airlines emerged from Chapter 11 bankruptcy this week, meeting its target to exit in the first quarter.

In an evolution from its budget-exclusive roots, Spirit is attempting to tap into the growing market for more upscale travel. It is now offering flight options with tiered prices,

The Florida-based airline had filed for bankruptcy protection last November, after years of losses, failed merger attempts and heavy debt levels.