 Asensi represented Spain 41 times, scoring seven goals.His debut came on 23 February 1969 in a 1–2 loss against Belgium for the 1970 FIFA World Cup qualification, as the country did not make it to the final stages.Asensi was picked for the squads at the 1978 World Cup and UEFA Euro 1980 – his last international was played in the latter competition, also against Belgium (and also 1–2 defeat) – and also competed at the 1968 Summer Olympics.