US airlines are changing the way they handle travel, focusing on their highest-paying passengers. This shift can result in vastly different experiences for passengers on the same flight.

Some travelers have access to priority security lanes and exclusive lounges with premium food and drinks. They also get to board early and enjoy more spacious seats.

In contrast, other passengers may have a less comfortable experience, with longer lines and less amenities. For more information on these changes, readers can refer to the source.