Dillas is making his 10th Championship start. He has competed in every edition of the Latin America Amateur with a best finish of T-28 in 2020 in Mexico. In 2024, he reached the semifinals of the Bermuda Match Play and finished seventh in the Bermuda Stroke Play. He has won the Bermuda Match Play Championship 10 times and represented Bermuda in the Eisenhower Trophy nine times. 

Past Performance