King Felipe traveled to Uruguay earlier this month for the swearing-in of Luis Alberto Lacalle Pou.
His Majesty met with Lacalle and his family before the inauguration ceremonies on Sunday.
The King also met with outgoing president Tabaré Vázquez at the Executive Tower in Montevideo.
During the inauguration ceremony, King Felipe sat next to Brazil’s new right-wing president, Jair Bolsonaro.
King Felipe, during his visit to Uruguay, held a bilateral meeting with Colombian President Iván Duque.
Media outlets reported His Majesty also relaxed in Montevideo, visiting a local steak restaurant.
King Felipe was Spain’s official representative during Latin American swearing-ins during his time as Prince of Asturias.