What feature is popular among Southwest Airlines customers regarding changes?

The feature that is popular among Southwest Airlines customers, regarding changes, is the absence of change fees. This policy is a significant benefit for travelers, as it allows them to adjust their travel plans without incurring additional costs. This flexibility caters to a variety of customer needs, whether they arise from unexpected changes in schedules or personal circumstances.

By not imposing change fees, Southwest Airlines positions itself as a customer-friendly airline, encouraging customers to book flights with confidence that their plans can be modified if necessary. This feature aligns with Southwest's overall pricing strategy, which aims to be straightforward and transparent, allowing customers to focus on their travel experiences rather than worrying about hidden fees.

While discounts on change fees and the ability to change flights any number of times might offer some level of convenience, the straightforward "no change fee" policy is the standout feature that resonates strongly with customers. It speaks to the core values of flexibility and transparency, which are essential in today's travel environment. Multiple destination changes allowed for free, while appealing, is not as broadly applicable as the general policy of no change fees.