For most major airlines like Delta, United , and American Airlines , buying a ticket in advance at the airport counter yields the exact same price as booking online—and sometimes even costs more due to in-person service fees. However, specific budget airlines operate differently.

, but whether or not you should do it depends entirely on the airline you are flying with. While traditional legacy airlines generally offer no benefits for doing this, a few specific ultra-low-cost carriers make it a highly lucrative "travel hack" to save substantial money on booking fees.

Before you make a special trip to the terminal, you should understand how the process works, which airlines make it worthwhile, and the potential pitfalls you might face. ✈️ The Ultra-Low-Cost Exception: Why People Do It