Honesto was born in Nampicuan, Nueva Ecija, Philippines on August 28, 1944 to Patricio and Asuncion Sadangsal (deceased). In 1967, he graduated from Arellano University with a Bachelor of Science degree in Education.
In 1975, Honesto married his sweetheart, Rosario Felix Cabanilla. Bearing without children, he was devoted to his wife for forty-three years. She was the most important part of his life.
Honesto has intuitive knowledge in music. He was a good singer and a pianist. He displayed his abilities in carpentry, art, and cooking. Also, he enjoyed gardening and loved to watch sports.
In 1978, Honesto started his career at the United Stated Postal Service as a distribution clerk for thirty-one years until he retired in 2009.
Honesto always displayed high work ethics that reflected in high exemplary character and received special achievement awards. He was well liked by his co-workers and friends for his unselfish concern in regards to the welfare of others.
Honesto is survived by his beloved wife of forty-three years, Rosario, his siblings Zenaida, Amorsslo, Evelyn, Celia, and May, many cousins, in-laws, and nieces and nephews.
Honesto was one of the kindest persons you would have ever met. He opened his heart and his home to all his family, relatives, and friends over the years and he will be deeply missed.