American Airlines offers several ticket rebooking options to accommodate passengers facing changes in their travel plans. If a flight is delayed, canceled, or significantly rescheduled, passengers are typically eligible for rebooking at no additional cost. This applies if the airline is responsible for the disruption or if there are severe weather conditions or other uncontrollable factors. Travelers can rebook their flights via the American Airlines website, mobile app, or customer service. Additionally, if a ticket needs to be rebooked voluntarily, passengers can modify their reservation depending on the fare type. For basic economy tickets, changes are generally not allowed without a fee or upgrade. However, for main cabin or higher fare classes, rebooking is often more flexible, sometimes requiring a change fee plus any fare difference. Elite members of the AAdvantage program enjoy greater flexibility with their rebooking options, often with waived or reduced fees. Same-day flight changes are another option offered, where passengers can rebook to an earlier or later flight on the same day for a nominal fee, or for free if they hold certain elite statuses. Furthermore, American Airlines has introduced more flexibility in response to the pandemic, with no change fees for most domestic and short-haul international flights. Passengers must rebook before the original flight's departure time to avoid no-show penalties. For travel credit holders, American Airlines also allows rebooking through its website or by contacting customer service, offering the flexibility to apply credits toward new flights.