2018 Los Cabos Open – Doubles

Juan Sebastián Cabal and Treat Huey were the defending champions, but Huey chose not to participate and Cabal chose to compete in Washington instead.

Marcelo Arévalo and Miguel Ángel Reyes-Varela won the title, defeating Taylor Fritz and Thanasi Kokkinakis in the final, 6–4, 6–4.