After the degree in theology, he was ordained on 26 March 1939 in Paris by hand of the cardinal Verdier. For some months, Veuillot served as a curate in Asnières, near Paris.
Following his theological education, he was consecrated on 26 March 1939 in Paris by Cardinal Verdier. Subsequently, Veuillot served as a priest in Asnières, near Paris, for a short period.