2018 Lima Challenger – Doubles

Miguel Ángel Reyes-Varela and Blaž Rola were the defending champions but chose not to defend their title.

Guido Andreozzi and Guillermo Durán won the title after defeating Ariel Behar and Gonzalo Escobar 2–6, 7–6(7–5), [10–5] in the final.

Seeds
• # 🇦🇷 Andrés Molteni / 🇧🇷 Fernando Romboli (quarterfinals)

• # Martín Cuevas / Pablo Cuevas (quarterfinals)

• # Ariel Behar / 🇪🇨 Gonzalo Escobar (final)

• # 🇦🇷 Guido Andreozzi / 🇦🇷 Guillermo Durán (champions)