Customers can request a same day flight change or get themselves added to the standby list through the website or at the airport by requesting the kiosks.
Website:
Visit the airline’s website and log into your account.
Go to the Fare Availability search section to initiate American Airlines same day flight change process.
Enter the details, such as departure location, destination, travel dates, and whether there are any connecting airports.
Pick American Airlines as your carrier.
Now, you can see if there are seats available on the flights that match your preference.
Apply a request for the change.
If your request goes through, you will receive a confirmation email.
Airport:
Put up a request to the airport kiosks for an American Airlines same day flight change.
Conclusion
Although the guidelines and procedures relating to this policy are pretty simple and standard, passengers can get American customer service at +1-888-551-5654 or +1 (855) 457-7300 to help them with any doubts. This will help them get a clearer idea and refrain from making mistakes. Be sure to start the process as soon as you plan on it so that you have an increased chances of getting the changes applied.