Iberia Airlines accepts a variety of payment methods to accommodate its customers' preferences. Commonly accepted forms of payment include major credit and debit cards, such as Visa, MasterCard, American Express, and Diners Club. Additionally, Iberia Airlines allows payments through certain online payment systems, which may vary by country. It is important to note that customers have the option to purchase tickets directly through the Iberia website as well as through mobile applications, where payment methods are similarly accepted. Moreover, depending on the specific flight and booking conditions, travelers may also find options for alternative payment methods such as bank transfers in some regions. For the latest information on accepted payment methods and any potential updates, it is advisable to check the current Iberia Airlines website.