Travelers are voting Cataratas del Iguazu Intl. Airport as the best airport in Puerto Iguazu. There is 1 airport in Posadas a city just 145 km from Puerto Iguazu. The most popular of these is Posadas Libertador General Jose de San Martin Airport in Posadas. You can find 2 airports in Misiones and 46 airports in the country of Argentina. Our members favorite in Misiones is Cataratas del Iguazu Intl. Airport and Resistencia International Airport is the top pick in Argentina. Want more? Check out our map of airports in Puerto Iguazu.